Election Results for Warren County, IA -- RightDataUSA.com

2020-2022 Components	Number	Rate
Births:	1,272	12.1
Deaths:	1,156	11.0
Net Migration:	1,793	17.1
Net Immigration:	16	0.2

Recent Trends
	Votes	Δ Margin	Swing %
2020 vs. 2016	R +2,968	R +805	D + 0.3%
D +2,163
2020 vs. 2012	R +4,730	R +4,707	R + 15.2%
D +23
2020 vs. 2008	R +5,638	R +5,363	R + 17.8%
D +275

2016 vs. 2008	R +2,670	R +4,558	R + 18.1%
D -1,888
How to interpret this table

Click on the Year to view county-level data for that election.

Year	Turnout	Winner			Runner-Up			Other		Total Votes	Diff (St)	Diff (US)	PSV
2020	76%	Donald Trump* (R)	17,782	57.3%	Joe Biden (D)	12,574	40.5%	683 [+]	2.2%	31,039	4	10	1.84%
[-] Other candidates in 2020: Jo Jorgensen (Lbt) 430 (1.4%);
2016	73%	Donald Trump (R)	14,814	54.3%	Hillary Clinton (D)	10,411	38.1%	2,075 [+]	7.6%	27,300	3	8	1.74%
[-] Other candidates in 2016: Gary Johnson (Lbt) 1,275 (4.7%); Evan McMullin (I) 194 (0.7%); Jill Stein (Grn) 123 (0.5%);
2012	74%	Mitt Romney (R)	13,052	50.1%	Barack Obama* (D)	12,551	48.1%	469 [+]	1.8%	26,072	4	3	1.65%
[-] Other candidates in 2012: Gary Johnson (Lbt) 188 (0.7%);
2008	75%	Barack Obama (D)	12,299	49.4%	John McCain (R)	12,144	48.8%	446 [+]	1.8%	24,889	4	3	1.62%
[-] Other candidates in 2008: Ralph Nader (I) 117 (0.5%); Bob Barr (Lbt) 61 (0.2%);
2004	73%	George W. Bush* (R)	12,160	52.7%	John Kerry (D)	10,730	46.5%	163 [+]	0.7%	23,053	3	2	1.53%
[-] Other candidates in 2004: Ralph Nader (I) 70 (0.3%);
2000	66%	George W. Bush (R)	9,621	49.0%	Albert Gore, Jr. (D)	9,521	48.4%	511 [+]	2.6%	19,653	1	1	1.49%
[-] Other candidates in 2000: Ralph Nader (Grn) 371 (1.9%); Pat Buchanan (Ref) 54 (0.3%);
1996	62%	Bill Clinton* (D)	9,120	52.2%	Robert Dole (R)	6,905	39.5%	1,447 [+]	8.3%	17,472	0	-1	1.42%
[-] Other candidates in 1996: Ross Perot (Ref) 1,267 (7.3%); Ralph Nader (Grn) 61 (0.3%); Harry Browne (Lbt) 27 (0.2%);
1992	72%	Bill Clinton (D)	8,612	45.0%	George Bush* (R)	7,242	37.8%	3,303 [+]	17.2%	19,157	1	0	1.41%
[-] Other candidates in 1992: Ross Perot (I) 3,217 (16.8%);
1988	63%	Michael Dukakis (D)	9,627	59.7%	George Bush (R)	6,424	39.8%	80 [+]	0.5%	16,131	-5	-14	1.32%
[-] Other candidates in 1988: Ron Paul (Lbt) 14 (0.1%);
1984	68%	Ronald Reagan* (R)	8,277	50.0%	Walter Mondale (D)	8,171	49.3%	122	0.7%	16,570	-3	-9	1.26%
[-] Other candidates in 1984:
1980	66%	Ronald Reagan (R)	7,360	47.4%	Jimmy Carter* (D)	6,610	42.6%	1,549 [+]	10.0%	15,519	-4	-3	1.18%
[-] Other candidates in 1980: John Anderson (I) 1,369 (8.8%); Edward Clark (Lbt) 131 (0.8%);
1976	70%	Jimmy Carter (D)	7,653	54.2%	Gerald Ford* (R)	6,099	43.2%	356 [+]	2.5%	14,108	-6	-5	1.10%
[-] Other candidates in 1976: Eugene McCarthy (I) 272 (1.9%);
1972	70%	Richard Nixon* (R)	7,332	57.3%	George McGovern (D)	5,143	40.2%	329 [+]	2.6%	12,804	0	-3	1.04%
[-] Other candidates in 1972: John Schmitz (Amer) 320 (2.5%);
1968	75%	Richard Nixon (R)	5,619	50.3%	Hubert Humphrey (D)	4,613	41.3%	939 [+]	8.4%	11,171	-3	7	0.96%
[-] Other candidates in 1968: George Wallace (AIP) 919 (8.2%);
1964	78%	Lyndon Johnson* (D)	6,639	64.1%	Barry Goldwater (R)	3,679	35.5%	33	0.3%	10,351	-2	-3	0.87%
[-] Other candidates in 1964:
1960	86%	Richard Nixon (R)	6,013	59.2%	John Kennedy (D)	4,136	40.8%	0	0.0%	10,149	3	10	0.80%
[-] Other candidates in 1960:
1956	78%	Dwight Eisenhower* (R)	5,430	59.2%	Adlai Stevenson (D)	3,729	40.6%	15	0.2%	9,174	0	2	0.74%
[-] Other candidates in 1956:
1952	81%	Dwight Eisenhower (R)	5,911	65.6%	Adlai Stevenson (D)	3,042	33.7%	64	0.7%	9,017	2	10	0.71%
[-] Other candidates in 1952:
1948	71%	Thomas Dewey (R)	3,876	51.0%	Harry Truman* (D)	3,481	45.8%	248 [+]	3.3%	7,605	3	6	0.73%
[-] Other candidates in 1948: Henry Wallace (Prog) 109 (1.4%); Strom Thurmond (StsRts) 0 (0.0%);
1944	71%	Thomas Dewey (R)	4,266	55.8%	Franklin Roosevelt* (D)	3,319	43.4%	56	0.7%	7,641	4	10	0.73%
[-] Other candidates in 1944:
1940	83%	Wendell Willkie (R)	5,016	56.2%	Franklin Roosevelt* (D)	3,856	43.2%	51	0.6%	8,923	4	11	0.73%
[-] Other candidates in 1940:
1936	87%	Alf Landon (R)	4,642	52.7%	Franklin Roosevelt* (D)	4,011	45.6%	152 [+]	1.7%	8,805	10	16	0.77%
[-] Other candidates in 1936: William Lemke (Union) 109 (1.2%); Norman Thomas (Soc) 13 (0.1%);
1932	73%	Herbert Hoover* (R)	3,725	50.3%	Franklin Roosevelt (D)	3,542	47.8%	141 [+]	1.9%	7,408	10	11	0.71%
[-] Other candidates in 1932: Norman Thomas (Soc) 99 (1.3%);
1928	76%	Herbert Hoover (R)	5,294	70.3%	Al Smith (D)	2,239	29.7%	0	0.0%	7,533	8	12	0.75%
[-] Other candidates in 1928: Norman Thomas (Soc) 0 (0.0%);
1924	75%	Calvin Coolidge (R)	4,683	62.1%	Robert LaFollette (Prog)	1,579	21.0%	1,274 [+]	16.9%	7,536	7	8	0.77%
[-] Other candidates in 1924: John Davis (D) 1,274 (16.9%);
1920	75%	Warren Harding (R)	5,323	70.5%	James Cox (D)	2,066	27.4%	160 [+]	2.1%	7,549	0	10	0.84%
[-] Other candidates in 1920: Aaron Watkins (Proh) 105 (1.4%); Eugene Debs (Soc) 34 (0.5%); Parley Christiansen (FL) 15 (0.2%);
1916	43%	Charles Evans Hughes (R)	2,182	52.2%	Woodrow Wilson* (D)	1,910	45.7%	87 [+]	2.1%	4,179	-2	6	0.81%
[-] Other candidates in 1916: James Hanly (Proh) 55 (1.3%); Allan Benson (Soc) 30 (0.7%);
1912	41%	Woodrow Wilson (D)	1,396	34.5%	William Taft* (R)	1,386	34.2%	1,269 [+]	31.3%	4,051	10	11	0.82%
[-] Other candidates in 1912: Theodore Roosevelt (Prog) 1,102 (27.2%); Eugene Chafin (Proh) 114 (2.8%); Eugene Debs (Soc) 53 (1.3%);
1908	46%	William Taft (R)	2,589	58.6%	William J. Bryan (D)	1,645	37.2%	185 [+]	4.2%	4,419	3	7	0.89%
[-] Other candidates in 1908: Eugene Chafin (Proh) 163 (3.7%); Eugene Debs (Soc) 19 (0.4%); Thomas Hisgen (I) 1 (0.0%);
1904	44%	Theodore Roosevelt (R)	2,938	66.2%	Alton Parker (D)	1,191	26.8%	309 [+]	7.0%	4,438	3	10	0.91%
[-] Other candidates in 1904: Silas Swallow (Proh) 245 (5.5%); Eugene Debs (Soc) 45 (1.0%); Thomas Watson (Pop) 19 (0.4%);
1900	48%	William McKinley* (R)	2,966	59.2%	William J. Bryan (D)	1,876	37.4%	172 [+]	3.4%	5,014	1	8	0.95%
[-] Other candidates in 1900: John Woolley (Proh) 157 (3.1%); Eugene Debs (Soc) 3 (0.1%);

* incumbent PSV: percent of state vote

2020 President, Warren County, IA

Candidate

Votes

Pct

Joe Biden (D)

12,574

40.5%

Donald Trump* (R)

17,782

57.3%

Jo Jorgensen (Lbt)

430

1.4%

Other

253

0.8%

TOTAL

31,039

Turnout: 76%	Diff (St): 4	Diff (US): 10

2016 President, Warren County, IA

Candidate

Votes

Pct

Hillary Clinton (D)

10,411

38.1%

Donald Trump (R)

14,814

54.3%

Gary Johnson (Lbt)

1,275

4.7%

Jill Stein (Grn)

123

0.5%

Evan McMullin (I)

194

0.7%

Other

483

1.8%

TOTAL

27,300

Turnout: 73%	Diff (St): 3	Diff (US): 8

2012 President, Warren County, IA

Candidate

Votes

Pct

Barack Obama* (D)

12,551

48.1%

Mitt Romney (R)

13,052

50.1%

Gary Johnson (Lbt)

188

0.7%

Other

281

1.1%

TOTAL

26,072

Turnout: 74%	Diff (St): 4	Diff (US): 3

2008 President, Warren County, IA

Candidate

Votes

Pct

Barack Obama (D)

12,299

49.4%

John McCain (R)

12,144

48.8%

Ralph Nader (I)

117

0.5%

Bob Barr (Lbt)

0.2%

Other

268

1.1%

TOTAL

24,889

Turnout: 75%	Diff (St): 4	Diff (US): 3

2004 President, Warren County, IA

Candidate

Votes

Pct

George W. Bush* (R)

12,160

52.7%

John Kerry (D)

10,730

46.5%

Ralph Nader (I)

0.3%

Other

0.4%

TOTAL

23,053

Turnout: 73%	Diff (St): 3	Diff (US): 2

2000 President, Warren County, IA

Candidate

Votes

Pct

George W. Bush (R)

9,621

49.0%

Albert Gore, Jr. (D)

9,521

48.4%

Ralph Nader (Grn)

371

1.9%

Pat Buchanan (Ref)

0.3%

Other

0.4%

TOTAL

19,653

Turnout: 66%	Diff (St): 1	Diff (US): 1

1996 President, Warren County, IA

Candidate

Votes

Pct

Bill Clinton* (D)

9,120

52.2%

Robert Dole (R)

6,905

39.5%

Ross Perot (Ref)

1,267

7.3%

Ralph Nader (Grn)

0.3%

Harry Browne (Lbt)

0.2%

Other

0.5%

TOTAL

17,472

Turnout: 62%	Diff (St): 0	Diff (US): -1

1992 President, Warren County, IA

Candidate

Votes

Pct

Bill Clinton (D)

8,612

45.0%

George Bush* (R)

7,242

37.8%

Ross Perot (I)

3,217

16.8%

Other

0.4%

TOTAL

19,157

Turnout: 72%	Diff (St): 1	Diff (US): 0

1988 President, Warren County, IA

Candidate

Votes

Pct

George Bush (R)

6,424

39.8%

Michael Dukakis (D)

9,627

59.7%

Ron Paul (Lbt)

0.1%

Other

0.4%

TOTAL

16,131

Turnout: 63%	Diff (St): -5	Diff (US): -14

1984 President, Warren County, IA

Candidate

Votes

Pct

Ronald Reagan* (R)

8,277

50.0%

Walter Mondale (D)

8,171

49.3%

Other

122

0.7%

TOTAL

16,570

Turnout: 68%	Diff (St): -3	Diff (US): -9

1980 President, Warren County, IA

Candidate

Votes

Pct

Ronald Reagan (R)

7,360

47.4%

Jimmy Carter* (D)

6,610

42.6%

John Anderson (I)

1,369

8.8%

Edward Clark (Lbt)

131

0.8%

Other

0.3%

TOTAL

15,519

Turnout: 66%	Diff (St): -4	Diff (US): -3

1976 President, Warren County, IA

Candidate

Votes

Pct

Jimmy Carter (D)

7,653

54.2%

Gerald Ford* (R)

6,099

43.2%

Eugene McCarthy (I)

272

1.9%

Other

0.6%

TOTAL

14,108

Turnout: 70%	Diff (St): -6	Diff (US): -5

1972 President, Warren County, IA

Candidate

Votes

Pct

Richard Nixon* (R)

7,332

57.3%

George McGovern (D)

5,143

40.2%

John Schmitz (Amer)

320

2.5%

Other

0.1%

TOTAL

12,804

Turnout: 70%	Diff (St): 0	Diff (US): -3

1968 President, Warren County, IA

Candidate

Votes

Pct

Richard Nixon (R)

5,619

50.3%

Hubert Humphrey (D)

4,613

41.3%

George Wallace (AIP)

919

8.2%

Other

0.2%

TOTAL

11,171

Turnout: 75%	Diff (St): -3	Diff (US): 7

1964 President, Warren County, IA

Candidate

Votes

Pct

Lyndon Johnson* (D)

6,639

64.1%

Barry Goldwater (R)

3,679

35.5%

Other

0.3%

TOTAL

10,351

Turnout: 78%	Diff (St): -2	Diff (US): -3

1956 President, Warren County, IA

Candidate

Votes

Pct

Dwight Eisenhower* (R)

5,430

59.2%

Adlai Stevenson (D)

3,729

40.6%

Other

0.2%

TOTAL

9,174

Turnout: 78%	Diff (St): 0	Diff (US): 2

1952 President, Warren County, IA

Candidate

Votes

Pct

Dwight Eisenhower (R)

5,911

65.6%

Adlai Stevenson (D)

3,042

33.7%

Other

0.7%

TOTAL

9,017

Turnout: 81%	Diff (St): 2	Diff (US): 10

1948 President, Warren County, IA

Candidate

Votes

Pct

Harry Truman* (D)

3,481

45.8%

Thomas Dewey (R)

3,876

51.0%

Henry Wallace (Prog)

109

1.4%

Other

139

1.8%

TOTAL

7,605

Turnout: 71%	Diff (St): 3	Diff (US): 6

1944 President, Warren County, IA

Candidate

Votes

Pct

Franklin Roosevelt* (D)

3,319

43.4%

Thomas Dewey (R)

4,266

55.8%

Other

0.7%

TOTAL

7,641

Turnout: 71%	Diff (St): 4	Diff (US): 10

1940 President, Warren County, IA

Candidate

Votes

Pct

Franklin Roosevelt* (D)

3,856

43.2%

Wendell Willkie (R)

5,016

56.2%

Other

0.6%

TOTAL

8,923

Turnout: 83%	Diff (St): 4	Diff (US): 11

1936 President, Warren County, IA

Candidate

Votes

Pct

Franklin Roosevelt* (D)

4,011

45.6%

Alf Landon (R)

4,642

52.7%

William Lemke (Union)

109

1.2%

Norman Thomas (Soc)

0.1%

Other

0.3%

TOTAL

8,805

Turnout: 87%	Diff (St): 10	Diff (US): 16

1932 President, Warren County, IA

Candidate

Votes

Pct

Franklin Roosevelt (D)

3,542

47.8%

Herbert Hoover* (R)

3,725

50.3%

Norman Thomas (Soc)

1.3%

Other

0.6%

TOTAL

7,408

Turnout: 73%	Diff (St): 10	Diff (US): 11

1928 President, Warren County, IA

Candidate

Votes

Pct

Herbert Hoover (R)

5,294

70.3%

Al Smith (D)

2,239

29.7%

TOTAL

7,533

Turnout: 76%	Diff (St): 8	Diff (US): 12

1924 President, Warren County, IA

Candidate

Votes

Pct

Calvin Coolidge (R)

4,683

62.1%

John Davis (D)

1,274

16.9%

Robert LaFollette (Prog)

1,579

21.0%

TOTAL

7,536

Turnout: 75%	Diff (St): 7	Diff (US): 8

1920 President, Warren County, IA

Candidate

Votes

Pct

Warren Harding (R)

5,323

70.5%

James Cox (D)

2,066

27.4%

Eugene Debs (Soc)

0.5%

Parley Christiansen (FL)

0.2%

Aaron Watkins (Proh)

105

1.4%

Other

0.1%

TOTAL

7,549

Turnout: 75%	Diff (St): 0	Diff (US): 10

1916 President, Warren County, IA

Candidate

Votes

Pct

Woodrow Wilson* (D)

1,910

45.7%

Charles Evans Hughes (R)

2,182

52.2%

Allan Benson (Soc)

0.7%

James Hanly (Proh)

1.3%

Other

0.0%

TOTAL

4,179

Turnout: 43%	Diff (St): -2	Diff (US): 6

1912 President, Warren County, IA

Candidate

Votes

Pct

Woodrow Wilson (D)

1,396

34.5%

Theodore Roosevelt (Prog)

1,102

27.2%

William Taft* (R)

1,386

34.2%

Eugene Debs (Soc)

1.3%

Eugene Chafin (Proh)

114

2.8%

TOTAL

4,051

Turnout: 41%	Diff (St): 10	Diff (US): 11

1908 President, Warren County, IA

Candidate

Votes

Pct

William Taft (R)

2,589

58.6%

William J. Bryan (D)

1,645

37.2%

Eugene Debs (Soc)

0.4%

Eugene Chafin (Proh)

163

3.7%

Thomas Hisgen (I)

0.0%

Other

0.0%

TOTAL

4,419

Turnout: 46%	Diff (St): 3	Diff (US): 7

1904 President, Warren County, IA

Candidate

Votes

Pct

Theodore Roosevelt (R)

2,938

66.2%

Alton Parker (D)

1,191

26.8%

Eugene Debs (Soc)

1.0%

Silas Swallow (Proh)

245

5.5%

Thomas Watson (Pop)

0.4%

TOTAL

4,438

Turnout: 44%	Diff (St): 3	Diff (US): 10

1900 President, Warren County, IA

Candidate

Votes

Pct

William McKinley* (R)

2,966

59.2%

William J. Bryan (D)

1,876

37.4%

John Woolley (Proh)

157

3.1%

Eugene Debs (Soc)

0.1%

Other

0.2%

TOTAL

5,014

Turnout: 48%	Diff (St): 1	Diff (US): 8

* incumbent

Historical Statewide Election Results for Warren County, IA

Click on the Year to view county-level data for that election.

Year	Type	Turnout	Winner			Runner-Up			Other		Total Votes	Diff	PSV
2022	S3	58%	Charles Grassley* (R)	14,052	59.2%	Michael Franken (D)	9,634	40.6%	52 [+]	0.2%	23,738	3	1.95%
[-] Other candidates in 2022: Other (Write-in) 52 (0.2%);
2022	G	58%	Kim Reynolds* (R)	14,631	61.4%	Deidre DeJear (D)	8,531	35.8%	675 [+]	2.8%	23,837	3	1.95%
[-] Other candidates in 2022: Rick Stewart (Libertarian) 656 (2.8%); Other (Write-in) 19 (0.1%);
2020	S2	75%	Joni Ernst* (R)	17,276	56.3%	Theresa Greenfield (D)	12,478	40.6%	949 [+]	3.1%	30,703	5	1.84%
[-] Other candidates in 2020: Rick Stewart (Libertarian) 692 (2.3%); Suzanne Herzog (I) 234 (0.8%); Other (Write-in) 23 (0.1%);

2018	G	63%	Kim Reynolds* (R)	12,801	52.8%	Fred Hubbell (D)	10,942	45.1%	518 [+]	2.1%	24,261	3	1.83%
[-] Other candidates in 2018: Jake Porter (Libertarian) 418 (1.7%); Gary Siegwarth (Clean Water) 90 (0.4%); Other (Write-in) 10 (0.0%);
2016	S3	72%	Charles Grassley* (R)	17,081	63.5%	Patty Judge (D)	8,700	32.4%	1,098 [+]	4.1%	26,879	3	1.74%
[-] Other candidates in 2016: Charles Aldrich (Libertarian) 762 (2.8%); Jim Hennager (New Independent) 233 (0.9%); Michael Luick-Thrams (I) 78 (0.3%); Other (Write-in) 25 (0.1%);
2014	S2	54%	Joni Ernst (R)	10,861	55.7%	Bruce Braley (D)	7,784	39.9%	852 [+]	4.4%	19,497	4	1.73%
[-] Other candidates in 2014: Rick Stewart (I) 479 (2.5%); Douglas Butzier (Libertarian) 164 (0.8%); Ruth Smith (I) 94 (0.5%); Bob Quast (I) 83 (0.4%); Other (Write-in) 32 (0.2%);
2014	G	54%	Terry Branstad* (R)	11,509	58.8%	Jack Hatch (D)	7,123	36.4%	933 [+]	4.8%	19,565	0	1.73%
[-] Other candidates in 2014: Lee Hieb (Libertarian) 489 (2.5%); Jonathan Narcisse (Iowa) 251 (1.3%); Jim Hennager (New Independent) 169 (0.9%); Other (Write-in) 24 (0.1%);
2010	S3	59%	Charles Grassley* (R)	13,273	65.9%	Roxanne Conlin (D)	6,429	31.9%	450 [+]	2.2%	20,152	2	1.81%
[-] Other candidates in 2010: John Heiderscheit (Libertarian) 436 (2.2%); Other (Write-in) 14 (0.1%);
2010	G	59%	Terry Branstad (R)	10,653	52.7%	Chet Culver* (D)	8,431	41.7%	1,120 [+]	5.5%	20,204	0	1.80%
[-] Other candidates in 2010: Jonathan Narcisse (Iowa) 641 (3.2%); Eric Cooper (Libertarian) 259 (1.3%); Other (Write-in) 112 (0.6%); Gregory Hughes (I) 67 (0.3%); David Rosenfeld (Socialist Workers) 41 (0.2%);

2008	S2	73%	Tom Harkin* (D)	13,979	57.1%	Christopher Reed (R)	10,471	42.8%	17 [+]	0.1%	24,467	6	1.63%
[-] Other candidates in 2008: Other (Write-in) 17 (0.1%);
2006	G	54%	Chet Culver (D)	9,051	52.0%	Jim Nussle (R)	8,103	46.5%	267 [+]	1.5%	17,421	2	1.65%
[-] Other candidates in 2006: Kevin Litten (Libertarian) 104 (0.6%); Wendy Barth (Green) 89 (0.5%); Other (Write-in) 38 (0.2%); Diana Newberry (Socialist Workers) 36 (0.2%);
2004	S3	71%	Charles Grassley* (R)	16,018	71.2%	Arthur Small (D)	6,163	27.4%	311 [+]	1.4%	22,492	1	1.52%
[-] Other candidates in 2004: Christy Ann Welty (Libertarian) 149 (0.7%); Daryl Northrop (Green) 144 (0.6%); Edwin Fruit (Socialist Workers) 14 (0.1%); Other (Write-in) 4 (0.0%);
2002	S2	53%	Tom Harkin* (D)	9,145	56.4%	Greg Ganske (R)	6,819	42.0%	263 [+]	1.6%	16,227	-2	1.59%
[-] Other candidates in 2002: Timothy Harthan (Green) 143 (0.9%); Richard Moore (Libertarian) 112 (0.7%); Other (Write-in) 8 (0.0%);
2002	G	53%	Tom Vilsack* (D)	8,931	55.2%	Doug Gross (R)	6,891	42.6%	355 [+]	2.2%	16,177	-2	1.58%
[-] Other candidates in 2002: Jay Robinson (Green) 180 (1.1%); Clyde Cleveland (Libertarian) 165 (1.0%); Other (Write-in) 10 (0.1%);

1998	S3	49%	Charles Grassley* (R)	9,414	66.7%	David Osterberg (D)	4,577	32.4%	127 [+]	0.9%	14,118	-2	1.49%
[-] Other candidates in 1998: Susan Marcus (Natural Law) 82 (0.6%); Margaret Trowe (Socialist Workers) 42 (0.3%); Other (Write-in) 3 (0.0%);
1998	G	49%	Tom Vilsack (D)	7,676	54.1%	Jim Ross Lightfoot (R)	6,421	45.2%	101 [+]	0.7%	14,198	-1	1.48%
[-] Other candidates in 1998: Jim Hennager (Reform) 40 (0.3%); Mark Kennis (I) 29 (0.2%); Jim Schaefer (Natural Law) 28 (0.2%); Other (Write-in) 4 (0.0%);
1996	S2	62%	Tom Harkin* (D)	9,151	52.8%	Jim Ross Lightfoot (R)	8,043	46.4%	140 [+]	0.8%	17,334	0	1.42%
[-] Other candidates in 1996: Sue Atkinson (I) 73 (0.4%); Fred Gratzon (Natural Law) 32 (0.2%); Joe Sulentic (I) 17 (0.1%); Shirley Pena (Socialist Workers) 14 (0.1%); Other (Write-in) 4 (0.0%);
1994	G	52%	Terry Branstad* (R)	7,735	53.8%	Bonnie Campbell (D)	6,465	45.0%	177 [+]	1.2%	14,377	-3	1.44%
[-] Other candidates in 1994: Richard Hughes (I) 71 (0.5%); Other (Write-in) 38 (0.3%); Veronica Butler (Natural Law) 34 (0.2%); Carl Olson (Libertarian) 25 (0.2%); Michael Galati (Socialist Workers) 9 (0.1%);
1992	S3	65%	Charles Grassley* (R)	11,537	66.5%	Jean Lloyd-Jones (D)	5,228	30.1%	592 [+]	3.4%	17,357	-3	1.34%
[-] Other candidates in 1992: Stuart Zimmerman (Natural Law) 209 (1.2%); Mel Boring (I) 133 (0.8%); Roseanne Freeburg (I) 71 (0.4%); Sue Atkinson (I) 63 (0.4%); Richard Hughes (I) 49 (0.3%); Carl Olsen (Green) 41 (0.2%); Cleve Pulley (Socialist Workers) 26 (0.1%);
1990	S2	53%	Tom Harkin* (D)	8,865	64.8%	Tom Tauke (R)	4,822	35.2%	4 [+]	0.0%	13,691	-11	1.39%
[-] Other candidates in 1990: Other (Write-in) 4 (0.0%);
1990	G	53%	Terry Branstad* (R)	7,581	55.5%	Donald Avenson (D)	6,018	44.1%	49 [+]	0.4%	13,648	-5	1.40%
[-] Other candidates in 1990: Nan Bailey (Socialist Workers) 36 (0.3%); Other (Write-in) 13 (0.1%);

1986	S3	46%	Charles Grassley* (R)	6,944	60.3%	John Roehrick (D)	4,550	39.5%	27 [+]	0.2%	11,521	-6	1.29%
[-] Other candidates in 1986: John Masters (I) 27 (0.2%);
1986	G	47%	Lowell Junkins (D)	6,143	52.5%	Terry Branstad* (R)	5,542	47.4%	5 [+]	0.0%	11,690	-4	1.28%
[-] Other candidates in 1986: Other (Write-in) 5 (0.0%);
1984	S2	67%	Tom Harkin (D)	10,331	63.3%	Roger Jepsen* (R)	5,871	36.0%	129 [+]	0.8%	16,331	-8	1.26%
[-] Other candidates in 1984: Gary DeYoung (I) 121 (0.7%); Other (Write-in) 8 (0.0%);
1982	G	54%	Roxanne Conlin (D)	7,045	54.4%	Terry Branstad (R)	5,807	44.9%	90 [+]	0.7%	12,942	-8	1.25%
[-] Other candidates in 1982: Marcia Farrington (Libertarian) 45 (0.3%); Jim Bittner (Socialist) 34 (0.3%); Other (Write-in) 11 (0.1%);
1980	S3	64%	John Culver* (D)	7,834	51.6%	Charles Grassley (R)	7,200	47.4%	146 [+]	1.0%	15,180	-6	1.19%
[-] Other candidates in 1980: Gary DeYoung (I) 102 (0.7%); Robert Hengerer (Libertarian) 32 (0.2%); John Henderson (I) 11 (0.1%); Other (Write-in) 1 (0.0%);

1978	S2	46%	Dick Clark* (D)	5,403	55.3%	Roger Jepsen (R)	4,244	43.4%	125 [+]	1.3%	9,772	-8	1.18%
[-] Other candidates in 1978: Gerald Baker (I) 71 (0.7%); Ben Olson (Libertarian) 51 (0.5%); Other (Write-in) 3 (0.0%);
1978	G	48%	Robert Ray* (R)	5,313	52.7%	Jerry Fitzgerald (D)	4,702	46.6%	76 [+]	0.8%	10,091	-6	1.20%
[-] Other candidates in 1978: John Ball (Libertarian) 54 (0.5%); Joseph Grant (Socialist) 20 (0.2%); Other (Write-in) 2 (0.0%);
1974	S3	49%	John Culver (D)	5,018	53.5%	David Stanley (R)	4,287	45.7%	82 [+]	0.9%	9,387	-2	1.06%
[-] Other candidates in 1974: Lorin Oxley (American) 82 (0.9%);
1974	G	50%	Robert Ray* (R)	5,297	55.0%	James Schaben (D)	4,230	43.9%	98 [+]	1.0%	9,625	-3	1.05%
[-] Other candidates in 1974: Ralph Scott (American) 98 (1.0%);
1972	S2	69%	Dick Clark (D)	7,220	57.2%	Jack Miller* (R)	5,260	41.7%	139 [+]	1.1%	12,619	-2	1.05%
[-] Other candidates in 1972: William Rocap (American Independent) 136 (1.1%); Fred Benton (I) 2 (0.0%); Other (Write-in) 1 (0.0%);
1972	G	70%	Robert Ray* (R)	7,022	55.1%	Paul Franzenburg (D)	5,495	43.1%	223 [+]	1.8%	12,740	-3	1.05%
[-] Other candidates in 1972: Robert Dilley (American Independent) 223 (1.8%);
1970	G	48%	Robert Ray* (R)	3,852	49.4%	Robert Fulton (D)	3,494	44.8%	459 [+]	5.9%	7,805	-2	0.99%
[-] Other candidates in 1970: Robert Dilley (American Independent) 459 (5.9%);

1968	S3	74%	Harold Hughes (D)	5,910	53.7%	David Stanley (R)	5,085	46.2%	13 [+]	0.1%	11,008	-3	0.96%
[-] Other candidates in 1968: Verne Higens (Prohibition) 12 (0.1%); Other (Write-in) 1 (0.0%);
1968	G	74%	Robert Ray (R)	5,523	50.0%	Paul Franzenburg (D)	5,509	49.9%	8 [+]	0.1%	11,040	-4	0.97%
[-] Other candidates in 1968: Harry Miller (Prohibition) 7 (0.1%); Other (Write-in) 1 (0.0%);
1966	S2	55%	Jack Miller* (R)	4,578	58.6%	E.B. Smith (D)	3,069	39.3%	159 [+]	2.0%	7,806	-2	0.91%
[-] Other candidates in 1966: Robert Dilley (American Constitution) 105 (1.3%); Charles Day (Peace Independent) 26 (0.3%); Verne Higens (Prohibition) 17 (0.2%); Herbert Hoover (Independent American) 11 (0.1%);
1966	G	56%	Harold Hughes* (D)	4,579	57.7%	William Murray (R)	3,248	40.9%	113 [+]	1.4%	7,940	-3	0.89%
[-] Other candidates in 1966: David Quiner (American Constitution) 111 (1.4%); Charles Sloca (Independent American) 2 (0.0%);
1964	G	77%	Harold Hughes* (D)	7,349	71.4%	Evan Hultman (R)	2,824	27.4%	126 [+]	1.2%	10,299	-4	0.88%
[-] Other candidates in 1964: Robert Dilley (Conservative) 126 (1.2%);
1962	S3	56%	Bourke Hickenlooper* (R)	3,563	50.4%	E.B. Smith (D)	3,507	49.6%	0	0.0%	7,070	-3	0.88%
[-] Other candidates in 1962:
1962	G	57%	Harold Hughes (D)	4,113	57.8%	Norman Erbe* (R)	3,006	42.2%	0	0.0%	7,119	-5	0.87%
[-] Other candidates in 1962:
1960	S2	84%	Jack Miller (R)	5,180	52.0%	Herschel Loveless (D)	4,790	48.0%	0	0.0%	9,970	0	0.81%
[-] Other candidates in 1960:
1960	G	84%	Norman Erbe (R)	5,347	53.6%	Edward McManus (D)	4,625	46.4%	0	0.0%	9,972	1	0.81%
[-] Other candidates in 1960:

*: incumbent +: ran on additional party lines Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election RO: runoff election PSV: percent of state vote

Historical U.S. House Election Results for Warren County, IA

Click on the District to view county-level data for that election (where available).

2022 Census data
White:	50,394	92.76%	13.8%
Black:	569	1.05%	167.1%
Indian:	122	0.22%	27.1%
Asian:	503	0.93%	94.2%
2+ races:	741	1.36%	62.5%
Hispanic:	1,998	3.68%	122.2%

Total non-White:	3,933	7.24%	100.8%

Change in White population:	6,128	13.3
Change in Non-White pop.:	1,974	4.3

Date	District	Winner			Runner-Up			Other		Total Votes
2022-11-08	IA01	Mariannette Miller-Meeks* (R)	14,046	59.5%	Christina Bohannan (D)	9,517	40.3%	25	0.1%	23,588
County Total for 2022-11-08:										23,588

2020-11-03	IA03	David Young (R)	16,473	54.2%	Cindy Axne* (D)	12,698	41.8%	1,202	4.0%	30,373
County Total for 2020-11-03:										30,373

2018-11-06	IA03	David Young* (R)	12,778	53.1%	Cindy Axne (D)	10,363	43.1%	910	3.8%	24,051
County Total for 2018-11-06:										24,051

2016-11-08	IA03	David Young* (R)	15,393	58.1%	Jim Mowrer (D)	9,471	35.7%	1,632	6.2%	26,496
County Total for 2016-11-08:										26,496

2014-11-04	IA03	David Young (R)	10,528	54.3%	Staci Appel (D)	7,955	41.1%	893	4.6%	19,376
County Total for 2014-11-04:										19,376

2012-11-06	IA03	Tom Latham* (R)	14,167	55.8%	Leonard Boswell* (D)	10,201	40.2%	1,039	4.1%	25,407
County Total for 2012-11-06:										25,407

2010-11-02	IA04	Tom Latham* (R)	12,793	64.4%	Bill Maske (D)	6,705	33.8%	354	1.8%	19,852
County Total for 2010-11-02:										19,852

2008-11-04	IA04	Tom Latham* (R)	14,005	57.7%	Becky Greenwald (D)	10,236	42.2%	13	0.1%	24,254
County Total for 2008-11-04:										24,254

2006-11-07	IA04	Tom Latham* (R)	9,772	58.1%	Selden Spencer (D)	7,039	41.9%	8	0.0%	16,819
County Total for 2006-11-07:										16,819

2004-11-02	IA04	Tom Latham* (R)	13,251	60.6%	Paul Johnson (D)	8,619	39.4%	7	0.0%	21,877
County Total for 2004-11-02:										21,877

2002-11-05	IA04	Tom Latham* (R)	8,132	51.1%	John Norris (D)	7,453	46.9%	317	2.0%	15,902
County Total for 2002-11-05:										15,902

2000-11-07	IA03	Leonard Boswell* (D)	11,999	64.6%	Jay Marcus (R)	6,132	33.0%	446	2.4%	18,577
County Total for 2000-11-07:										18,577

1998-11-03	IA03	Leonard Boswell* (D)	8,249	58.6%	Larry McKibben (R)	5,632	40.0%	197	1.4%	14,078
County Total for 1998-11-03:										14,078

1996-11-05	IA03	Leonard Boswell (D)	8,626	51.4%	Mike Mahaffey (R)	7,881	47.0%	267	1.6%	16,774
County Total for 1996-11-05:										16,774

1994-11-08	IA03	Jim Ross Lightfoot* (R)	8,165	57.8%	Elaine Baxter (D)	5,820	41.2%	150	1.1%	14,135
County Total for 1994-11-08:										14,135

1992-11-03	IA03	Jim Ross Lightfoot* (R)	9,045	51.1%	Elaine Baxter (D)	8,470	47.8%	197	1.1%	17,712
County Total for 1992-11-03:										17,712

Year	Total	Republican		Democrat		Other		R/D Edge	R/D Edge %	VAPOP %
2023	28,589	11,796	41.3%	8,325	29.1%	8,468	29.6%	Rep +3,471	Rep +12.1%	70%
2022	34,499	13,559	39.3%	10,046	29.1%	10,894	31.6%	Rep +3,513	Rep +10.2%	85%
2020	36,125	13,567	37.6%	11,169	30.9%	11,389	31.5%	Rep +2,398	Rep +6.6%	89%
2018	33,793	11,644	34.5%	9,979	29.5%	12,170	36.0%	Rep +1,665	Rep +4.9%	86%
2016	33,014	11,795	35.7%	9,821	29.7%	11,398	34.5%	Rep +1,974	Rep +6.0%	87%
2014	31,408	10,818	34.4%	9,499	30.2%	11,091	35.3%	Rep +1,319	Rep +4.2%	85%
2012	30,796	10,603	34.4%	9,863	32.0%	10,330	33.5%	Rep +740	Rep +2.4%	87%
2010	30,578	9,983	32.6%	10,361	33.9%	10,234	33.5%	Dem +378	Dem +1.2%	89%
2008	30,130	9,166	30.4%	10,965	36.4%	9,999	33.2%	Dem +1,799	Dem +6.0%	90%
2006	29,650	8,831	29.8%	10,367	35.0%	10,452	35.3%	Dem +1,536	Dem +5.2%	92%
2004	29,487	8,804	29.9%	10,196	34.6%	10,487	35.6%	Dem +1,392	Dem +4.7%	94%
2002	27,802	8,546	30.7%	9,210	33.1%	10,046	36.1%	Dem +664	Dem +2.4%	91%
2000	27,370	8,173	29.9%	9,331	34.1%	9,866	36.0%	Dem +1,158	Dem +4.2%	92%
1994	23,462	7,808	33.3%	9,574	40.8%	6,080	25.9%	Dem +1,766	Dem +7.5%	86%
1986	20,148	5,725	28.4%	8,404	41.7%	6,019	29.9%	Dem +2,679	Dem +13.3%	81%

Warren County, IA

Historical Presidential Election Results for Warren County, IA

Historical Statewide Election Results for Warren County, IA

Historical U.S. House Election Results for Warren County, IA

Voter Registration Data for Warren County, IA