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Polk County, IA


Metropolitan Statistical Area: Des Moines-West Des Moines, IA
Designated Market Area: Des Moines-Ames, IA-MO
American Communities Project County Type (2023): Urban Suburbs

Places in Polk County, IA     [Sort places by name]

 

Tracts in Polk County, IA

   



Click here to view demographic data for Polk County, IA

2022 population: 501,089   ( 70,449 from 2010 , 8,678 from 2020)
Land area: 572.2 square miles
Population density: 875.7 persons per square mile

2022 Census data
White:376,977 75.23% 8.4%
Black:37,9667.58% 49.8%
Indian:7700.15% 13.9%
Asian:26,1525.22% 70.4%
2+ races:12,2302.44% 51.1%
Hispanic:46,9949.38% 43.9%
Total non-White:124,11224.77% 49.7%

2020-2022 ComponentsNumberRate
Births:14,285 14.5
Deaths:9,98710.1
Net Migration: 1,3161.3
Net Immigration: 2,9613.0
Change in White population:29,267 6.8
Change in Non-White pop.:41,182 9.6



Historical Presidential Election Results for Polk County, IA

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +13,308 D +13,138 D + 3.3%
D +26,446
2020 vs. 2012 R +10,704 D +7,081 D + 1.2%
D +17,785
2020 vs. 2008 R +17,132 D +8,134 D + 0.7%
D +25,266
2016 vs. 2008 R +3,824 R +5,004 R + 2.5%
D -1,180
How to interpret this table


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

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St) 		Diff
(US) 		PSV
2020 69% Joe Biden (D) 146,250 56.5% Donald Trump* (R) 106,800 41.3% 5,705 [+] 2.2% 258,755 -12 -6 15.30%
2016 66% Hillary Clinton (D) 119,804 51.7% Donald Trump (R) 93,492 40.4% 18,259 [+] 7.9% 231,555 -11 -6 14.79%
2012 69% Barack Obama* (D) 128,465 56.1% Mitt Romney (R) 96,096 42.0% 4,321 [+] 1.9% 228,882 -4 -5 14.47%
2008 69% Barack Obama (D) 120,984 56.4% John McCain (R) 89,668 41.8% 3,757 [+] 1.8% 214,409 -3 -4 13.95%
2004 69% John Kerry (D) 105,218 51.9% George W. Bush* (R) 95,828 47.3% 1,572 [+] 0.8% 202,618 -3 -3 13.45%
2000 62% Albert Gore, Jr. (D) 89,715 51.5% George W. Bush (R) 79,927 45.9% 4,525 [+] 2.6% 174,167 -2 -2 13.24%
1996 59% Bill Clinton* (D) 83,877 53.7% Robert Dole (R) 60,884 39.0% 11,345 [+] 7.3% 156,106 -1 -2 12.65%
1992 66% Bill Clinton (D) 78,585 47.0% George Bush* (R) 63,708 38.1% 24,965 [+] 14.9% 167,258 1 1 12.35%
1988 60% Michael Dukakis (D) 84,476 59.0% George Bush (R) 57,854 40.4% 814 [+] 0.6% 143,144 -4 -13 11.68%
1984 64% Walter Mondale (D) 75,413 51.0% Ronald Reagan* (R) 71,413 48.3% 1,022 0.7% 147,848 -5 -10 11.20%
1980 65% Ronald Reagan (R) 64,156 44.6% Jimmy Carter* (D) 61,984 43.1% 17,618 [+] 12.3% 143,758 -7 -6 10.91%
1976 68% Jimmy Carter (D) 71,917 52.2% Gerald Ford* (R) 62,316 45.2% 3,530 [+] 2.6% 137,763 -4 -3 10.77%
1972 68% Richard Nixon* (R) 70,245 53.0% George McGovern (D) 59,169 44.6% 3,245 [+] 2.4% 132,659 -5 -8 10.82%
1968 67% Hubert Humphrey (D) 52,731 45.9% Richard Nixon (R) 51,814 45.1% 10,239 [+] 8.9% 114,784 -8 2 9.83%
1964 67% Lyndon Johnson* (D) 74,194 66.3% Barry Goldwater (R) 37,280 33.3% 479 0.4% 111,953 -5 -5 9.45%
1960 74% Richard Nixon (R) 64,077 53.7% John Kennedy (D) 55,091 46.2% 66 0.1% 119,234 -3 4 9.36%
1956 71% Dwight Eisenhower* (R) 62,392 54.0% Adlai Stevenson (D) 53,025 45.9% 74 0.1% 115,491 -5 -3 9.35%
1952 74% Dwight Eisenhower (R) 60,934 54.0% Adlai Stevenson (D) 50,867 45.1% 982 0.9% 112,783 -10 -1 8.89%
1948 57% Harry Truman* (D) 45,289 55.7% Thomas Dewey (R) 33,742 41.5% 2,348 [+] 2.9% 81,379 -6 -4 7.84%
1944 62% Franklin Roosevelt* (D) 46,072 55.4% Thomas Dewey (R) 36,629 44.1% 417 0.5% 83,118 -8 -2 7.90%
1940 73% Franklin Roosevelt* (D) 51,647 55.4% Wendell Willkie (R) 41,245 44.3% 301 0.3% 93,193 -8 -1 7.67%
1936 69% Franklin Roosevelt* (D) 44,274 55.7% Alf Landon (R) 33,819 42.6% 1,367 [+] 1.7% 79,460 0 6 6.95%
1932 63% Herbert Hoover* (R) 34,023 49.5% Franklin Roosevelt (D) 31,517 45.9% 3,132 [+] 4.6% 68,672 10 10 6.62%
1928 61% Herbert Hoover (R) 42,290 68.2% Al Smith (D) 19,725 31.8% 0 0.0% 62,015 6 10 6.15%
1924 62% Calvin Coolidge (R) 37,491 62.8% Robert LaFollette (Prog) 15,567 26.1% 6,665 [+] 11.2% 59,723 8 9 6.11%
1920 59% Warren Harding (R) 36,073 66.8% James Cox (D) 16,281 30.2% 1,632 [+] 3.0% 53,986 -4 7 6.03%
1916 31% Woodrow Wilson* (D) 12,327 50.0% Charles Evans Hughes (R) 11,295 45.8% 1,034 [+] 4.2% 24,656 -8 0 4.79%
1912 33% Theodore Roosevelt (Prog) 8,110 35.9% Woodrow Wilson (D) 7,239 32.1% 7,226 [+] 32.0% 22,575 -4 -3 4.59%
1908 37% William Taft (R) 12,555 58.0% William J. Bryan (D) 7,924 36.6% 1,161 [+] 5.4% 21,640 2 6 4.37%
1904 38% Theodore Roosevelt (R) 14,113 72.5% Alton Parker (D) 3,086 15.9% 2,259 [+] 11.6% 19,458 9 16 4.00%
1900 43% William McKinley* (R) 12,628 64.7% William J. Bryan (D) 6,180 31.7% 703 [+] 3.6% 19,511 7 13 3.68%
* incumbent         PSV: percent of state vote



2020 President, Polk County, IA
CandidateVotesPct
Joe Biden (D) 146,250 56.5%
Donald Trump* (R) 106,800 41.3%
Jo Jorgensen (Lbt) 3,322 1.3%
Other 2,383 0.9%
TOTAL 258,755
Turnout: 69% Diff (St): -12 Diff (US): -6


2016 President, Polk County, IA
CandidateVotesPct
Hillary Clinton (D) 119,804 51.7%
Donald Trump (R) 93,492 40.4%
Gary Johnson (Lbt) 10,029 4.3%
Jill Stein (Grn) 1,737 0.8%
Evan McMullin (I) 2,380 1.0%
Other 4,113 1.8%
TOTAL 231,555
Turnout: 66% Diff (St): -11 Diff (US): -6


2012 President, Polk County, IA
CandidateVotesPct
Barack Obama* (D) 128,465 56.1%
Mitt Romney (R) 96,096 42.0%
Gary Johnson (Lbt) 2,183 1.0%
Other 2,138 0.9%
TOTAL 228,882
Turnout: 69% Diff (St): -4 Diff (US): -5


2008 President, Polk County, IA
CandidateVotesPct
Barack Obama (D) 120,984 56.4%
John McCain (R) 89,668 41.8%
Ralph Nader (I) 937 0.4%
Bob Barr (Lbt) 852 0.4%
Other 1,968 0.9%
TOTAL 214,409
Turnout: 69% Diff (St): -3 Diff (US): -4


2004 President, Polk County, IA
CandidateVotesPct
George W. Bush* (R) 95,828 47.3%
John Kerry (D) 105,218 51.9%
Ralph Nader (I) 561 0.3%
Other 1,011 0.5%
TOTAL 202,618
Turnout: 69% Diff (St): -3 Diff (US): -3


2000 President, Polk County, IA
CandidateVotesPct
George W. Bush (R) 79,927 45.9%
Albert Gore, Jr. (D) 89,715 51.5%
Ralph Nader (Grn) 3,366 1.9%
Pat Buchanan (Ref) 416 0.2%
Other 743 0.4%
TOTAL 174,167
Turnout: 62% Diff (St): -2 Diff (US): -2


1996 President, Polk County, IA
CandidateVotesPct
Bill Clinton* (D) 83,877 53.7%
Robert Dole (R) 60,884 39.0%
Ross Perot (Ref) 9,516 6.1%
Ralph Nader (Grn) 786 0.5%
Harry Browne (Lbt) 301 0.2%
Other 742 0.5%
TOTAL 156,106
Turnout: 59% Diff (St): -1 Diff (US): -2


1992 President, Polk County, IA
CandidateVotesPct
Bill Clinton (D) 78,585 47.0%
George Bush* (R) 63,708 38.1%
Ross Perot (I) 24,155 14.4%
Other 810 0.5%
TOTAL 167,258
Turnout: 66% Diff (St): 1 Diff (US): 1


1988 President, Polk County, IA
CandidateVotesPct
George Bush (R) 57,854 40.4%
Michael Dukakis (D) 84,476 59.0%
Ron Paul (Lbt) 282 0.2%
Other 532 0.4%
TOTAL 143,144
Turnout: 60% Diff (St): -4 Diff (US): -13


1984 President, Polk County, IA
CandidateVotesPct
Ronald Reagan* (R) 71,413 48.3%
Walter Mondale (D) 75,413 51.0%
Other 1,022 0.7%
TOTAL 147,848
Turnout: 64% Diff (St): -5 Diff (US): -10


1980 President, Polk County, IA
CandidateVotesPct
Ronald Reagan (R) 64,156 44.6%
Jimmy Carter* (D) 61,984 43.1%
John Anderson (I) 15,819 11.0%
Edward Clark (Lbt) 1,301 0.9%
Other 498 0.3%
TOTAL 143,758
Turnout: 65% Diff (St): -7 Diff (US): -6


1976 President, Polk County, IA
CandidateVotesPct
Jimmy Carter (D) 71,917 52.2%
Gerald Ford* (R) 62,316 45.2%
Eugene McCarthy (I) 2,822 2.0%
Other 708 0.5%
TOTAL 137,763
Turnout: 68% Diff (St): -4 Diff (US): -3


1972 President, Polk County, IA
CandidateVotesPct
Richard Nixon* (R) 70,245 53.0%
George McGovern (D) 59,169 44.6%
John Schmitz (Amer) 2,988 2.3%
Other 257 0.2%
TOTAL 132,659
Turnout: 68% Diff (St): -5 Diff (US): -8


1968 President, Polk County, IA
CandidateVotesPct
Richard Nixon (R) 51,814 45.1%
Hubert Humphrey (D) 52,731 45.9%
George Wallace (AIP) 9,524 8.3%
Other 715 0.6%
TOTAL 114,784
Turnout: 67% Diff (St): -8 Diff (US): 2


1964 President, Polk County, IA
CandidateVotesPct
Lyndon Johnson* (D) 74,194 66.3%
Barry Goldwater (R) 37,280 33.3%
Other 479 0.4%
TOTAL 111,953
Turnout: 67% Diff (St): -5 Diff (US): -5


1960 President, Polk County, IA
CandidateVotesPct
John Kennedy (D) 55,091 46.2%
Richard Nixon (R) 64,077 53.7%
Other 66 0.1%
TOTAL 119,234
Turnout: 74% Diff (St): -3 Diff (US): 4


1956 President, Polk County, IA
CandidateVotesPct
Dwight Eisenhower* (R) 62,392 54.0%
Adlai Stevenson (D) 53,025 45.9%
Other 74 0.1%
TOTAL 115,491
Turnout: 71% Diff (St): -5 Diff (US): -3


1952 President, Polk County, IA
CandidateVotesPct
Dwight Eisenhower (R) 60,934 54.0%
Adlai Stevenson (D) 50,867 45.1%
Other 982 0.9%
TOTAL 112,783
Turnout: 74% Diff (St): -10 Diff (US): -1


1948 President, Polk County, IA
CandidateVotesPct
Harry Truman* (D) 45,289 55.7%
Thomas Dewey (R) 33,742 41.5%
Henry Wallace (Prog) 1,189 1.5%
Other 1,159 1.4%
TOTAL 81,379
Turnout: 57% Diff (St): -6 Diff (US): -4


1944 President, Polk County, IA
CandidateVotesPct
Franklin Roosevelt* (D) 46,072 55.4%
Thomas Dewey (R) 36,629 44.1%
Other 417 0.5%
TOTAL 83,118
Turnout: 62% Diff (St): -8 Diff (US): -2


1940 President, Polk County, IA
CandidateVotesPct
Franklin Roosevelt* (D) 51,647 55.4%
Wendell Willkie (R) 41,245 44.3%
Other 301 0.3%
TOTAL 93,193
Turnout: 73% Diff (St): -8 Diff (US): -1


1936 President, Polk County, IA
CandidateVotesPct
Franklin Roosevelt* (D) 44,274 55.7%
Alf Landon (R) 33,819 42.6%
William Lemke (Union) 1,010 1.3%
Norman Thomas (Soc) 159 0.2%
Other 198 0.2%
TOTAL 79,460
Turnout: 69% Diff (St): 0 Diff (US): 6


1932 President, Polk County, IA
CandidateVotesPct
Franklin Roosevelt (D) 31,517 45.9%
Herbert Hoover* (R) 34,023 49.5%
Norman Thomas (Soc) 2,857 4.2%
Other 275 0.4%
TOTAL 68,672
Turnout: 63% Diff (St): 10 Diff (US): 10


1928 President, Polk County, IA
CandidateVotesPct
Herbert Hoover (R) 42,290 68.2%
Al Smith (D) 19,725 31.8%
TOTAL 62,015
Turnout: 61% Diff (St): 6 Diff (US): 10


1924 President, Polk County, IA
CandidateVotesPct
Calvin Coolidge (R) 37,491 62.8%
John Davis (D) 6,665 11.2%
Robert LaFollette (Prog) 15,567 26.1%
TOTAL 59,723
Turnout: 62% Diff (St): 8 Diff (US): 9


1920 President, Polk County, IA
CandidateVotesPct
Warren Harding (R) 36,073 66.8%
James Cox (D) 16,281 30.2%
Eugene Debs (Soc) 978 1.8%
Parley Christiansen (FL) 417 0.8%
Aaron Watkins (Proh) 193 0.4%
Other 44 0.1%
TOTAL 53,986
Turnout: 59% Diff (St): -4 Diff (US): 7


1916 President, Polk County, IA
CandidateVotesPct
Woodrow Wilson* (D) 12,327 50.0%
Charles Evans Hughes (R) 11,295 45.8%
Allan Benson (Soc) 764 3.1%
James Hanly (Proh) 211 0.9%
Other 59 0.2%
TOTAL 24,656
Turnout: 31% Diff (St): -8 Diff (US): 0


1912 President, Polk County, IA
CandidateVotesPct
Woodrow Wilson (D) 7,239 32.1%
Theodore Roosevelt (Prog) 8,110 35.9%
William Taft* (R) 4,665 20.7%
Eugene Debs (Soc) 1,695 7.5%
Eugene Chafin (Proh) 866 3.8%
TOTAL 22,575
Turnout: 33% Diff (St): -4 Diff (US): -3


1908 President, Polk County, IA
CandidateVotesPct
William Taft (R) 12,555 58.0%
William J. Bryan (D) 7,924 36.6%
Eugene Debs (Soc) 601 2.8%
Eugene Chafin (Proh) 527 2.4%
Thomas Hisgen (I) 9 0.0%
Other 24 0.1%
TOTAL 21,640
Turnout: 37% Diff (St): 2 Diff (US): 6


1904 President, Polk County, IA
CandidateVotesPct
Theodore Roosevelt (R) 14,113 72.5%
Alton Parker (D) 3,086 15.9%
Eugene Debs (Soc) 1,651 8.5%
Silas Swallow (Proh) 555 2.9%
Thomas Watson (Pop) 53 0.3%
TOTAL 19,458
Turnout: 38% Diff (St): 9 Diff (US): 16


1900 President, Polk County, IA
CandidateVotesPct
William McKinley* (R) 12,628 64.7%
William J. Bryan (D) 6,180 31.7%
John Woolley (Proh) 460 2.4%
Eugene Debs (Soc) 198 1.0%
Other 45 0.2%
TOTAL 19,511
Turnout: 43% Diff (St): 7 Diff (US): 13
* incumbent

Historical Statewide Election Results for Polk County, IA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 51% Michael Franken (D) 107,478 56.2% Charles Grassley* (R) 83,279 43.6% 377 [+] 0.2% 191,134 -12 15.71%
2022 G 51% Deidre DeJear (D) 100,312 52.5% Kim Reynolds* (R) 85,542 44.8% 5,145 [+] 2.7% 190,999 -13 15.63%
2020 S2 68% Theresa Greenfield (D) 142,328 55.5% Joni Ernst* (R) 106,443 41.5% 7,486 [+] 2.9% 256,257 -10 15.33%
2018 G 57% Fred Hubbell (D) 120,257 58.1% Kim Reynolds* (R) 82,473 39.9% 4,151 [+] 2.0% 206,881 -10 15.58%
2016 S3 65% Charles Grassley* (R) 118,164 51.7% Patty Judge (D) 100,317 43.9% 9,910 [+] 4.3% 228,391 -8 14.82%
2014 S2 48% Bruce Braley (D) 82,720 50.3% Joni Ernst (R) 75,545 45.9% 6,167 [+] 3.8% 164,432 -6 14.56%
2014 G 48% Terry Branstad* (R) 82,490 50.2% Jack Hatch (D) 73,904 45.0% 7,864 [+] 4.8% 164,258 -9 14.52%
2010 S3 50% Charles Grassley* (R) 96,219 59.9% Roxanne Conlin (D) 61,170 38.1% 3,193 [+] 2.0% 160,582 -4 14.39%
2010 G 50% Terry Branstad (R) 76,772 47.7% Chet Culver* (D) 76,234 47.4% 7,954 [+] 4.9% 160,960 -5 14.35%
2008 S2 68% Tom Harkin* (D) 130,928 62.0% Christopher Reed (R) 80,051 37.9% 256 [+] 0.1% 211,235 1 14.05%
2006 G 48% Chet Culver (D) 82,343 56.4% Jim Nussle (R) 61,268 42.0% 2,364 [+] 1.6% 145,975 -2 13.86%
2004 S3 67% Charles Grassley* (R) 132,900 66.8% Arthur Small (D) 62,183 31.3% 3,845 [+] 1.9% 198,928 -3 13.45%
2002 S2 50% Tom Harkin* (D) 79,774 56.1% Greg Ganske (R) 60,119 42.3% 2,280 [+] 1.6% 142,173 -1 13.90%
2002 G 50% Tom Vilsack* (D) 79,785 56.1% Doug Gross (R) 59,408 41.7% 3,117 [+] 2.2% 142,310 -3 13.87%
1998 S3 47% Charles Grassley* (R) 81,972 64.7% David Osterberg (D) 43,498 34.3% 1,310 [+] 1.0% 126,780 -4 13.37%
1998 G 46% Tom Vilsack (D) 74,475 59.2% Jim Ross Lightfoot (R) 50,342 40.0% 918 [+] 0.7% 125,735 -6 13.15%
1996 S2 59% Tom Harkin* (D) 87,653 55.7% Jim Ross Lightfoot (R) 68,099 43.3% 1,590 [+] 1.0% 157,342 -3 12.85%
1994 G 50% Terry Branstad* (R) 67,229 51.6% Bonnie Campbell (D) 61,161 46.9% 1,914 [+] 1.5% 130,304 -5 13.07%
1992 S3 66% Charles Grassley* (R) 110,972 66.6% Jean Lloyd-Jones (D) 50,318 30.2% 5,341 [+] 3.2% 166,631 -3 12.89%
1990 S2 49% Tom Harkin* (D) 75,892 63.5% Tom Tauke (R) 43,289 36.2% 288 [+] 0.2% 119,469 -10 12.14%
1990 G 47% Terry Branstad* (R) 61,780 54.0% Donald Avenson (D) 52,004 45.5% 577 [+] 0.5% 114,361 -7 11.71%
1986 S3 42% Charles Grassley* (R) 59,165 59.7% John Roehrick (D) 39,305 39.7% 586 [+] 0.6% 99,056 -6 11.11%
1986 G 42% Lowell Junkins (D) 52,227 52.7% Terry Branstad* (R) 46,550 47.0% 329 [+] 0.3% 99,106 -5 10.88%
1984 S2 63% Tom Harkin (D) 88,793 61.2% Roger Jepsen* (R) 55,329 38.1% 1,071 [+] 0.7% 145,193 -6 11.23%
1982 G 52% Roxanne Conlin (D) 67,310 57.4% Terry Branstad (R) 48,871 41.7% 1,004 [+] 0.9% 117,185 -11 11.29%
1980 S3 64% John Culver* (D) 78,300 56.0% Charles Grassley (R) 59,965 42.9% 1,649 [+] 1.2% 139,914 -11 10.96%
1978 S2 43% Dick Clark* (D) 49,337 56.7% Roger Jepsen (R) 36,704 42.2% 1,037 [+] 1.2% 87,078 -9 10.56%
1978 G 43% Robert Ray* (R) 46,351 52.2% Jerry Fitzgerald (D) 41,594 46.8% 865 [+] 1.0% 88,810 -6 10.53%
1974 S3 45% John Culver (D) 52,487 58.6% David Stanley (R) 36,388 40.6% 669 [+] 0.7% 89,544 -7 10.07%
1974 G 47% Robert Ray* (R) 52,488 56.2% James Schaben (D) 39,895 42.8% 930 [+] 1.0% 93,313 -2 10.14%
1972 S2 67% Dick Clark (D) 77,209 58.4% Jack Miller* (R) 53,652 40.6% 1,371 [+] 1.0% 132,232 -4 10.99%
1972 G 67% Robert Ray* (R) 70,211 53.5% Paul Franzenburg (D) 58,471 44.5% 2,590 [+] 2.0% 131,272 -5 10.85%
1970 G 44% Robert Ray* (R) 38,456 48.1% Robert Fulton (D) 37,545 47.0% 3,923 [+] 4.9% 79,924 -3 10.10%
1968 S3 65% Harold Hughes (D) 66,859 59.6% David Stanley (R) 45,135 40.3% 111 [+] 0.1% 112,105 -9 9.80%
1968 G 65% Paul Franzenburg (D) 58,717 52.3% Robert Ray (R) 53,399 47.6% 84 [+] 0.1% 112,200 -6 9.87%
1966 S2 48% Jack Miller* (R) 42,573 52.0% E.B. Smith (D) 37,052 45.3% 2,168 [+] 2.7% 81,793 -9 9.54%
1966 G 51% Harold Hughes* (D) 55,022 64.3% William Murray (R) 29,696 34.7% 848 [+] 1.0% 85,566 -9 9.58%
1964 G 66% Harold Hughes* (D) 86,168 78.1% Evan Hultman (R) 22,592 20.5% 1,565 [+] 1.4% 110,325 -11 9.45%
1962 S3 49% E.B. Smith (D) 43,952 55.1% Bourke Hickenlooper* (R) 35,769 44.9% 0 0.0% 79,721 -9 9.87%
1962 G 49% Harold Hughes (D) 51,906 64.4% Norman Erbe* (R) 28,756 35.6% 0 0.0% 80,662 -12 9.84%
1960 S2 71% Herschel Loveless (D) 61,775 53.8% Jack Miller (R) 53,016 46.2% 0 0.0% 114,791 -6 9.28%
1960 G 71% Edward McManus (D) 61,559 53.3% Norman Erbe (R) 53,880 46.7% 0 0.0% 115,439 -5 9.33%
*: 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 Polk County, IA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 IA03Cindy Axne* (D) 108,401 56.9% Zach Nunn (R) 81,903 43.0% 361 0.2% 190,665
County Total for 2022-11-08:   190,665
2020-11-03 IA03Cindy Axne* (D) 141,567 56.1% David Young (R) 102,320 40.5% 8,584 3.4% 252,471
County Total for 2020-11-03:   252,471
2018-11-06 IA03Cindy Axne (D) 115,877 56.4% David Young* (R) 82,404 40.1% 7,183 3.5% 205,464
County Total for 2018-11-06:   205,464
2016-11-08 IA03Jim Mowrer (D) 105,062 46.6% David Young* (R) 104,791 46.5% 15,380 6.8% 225,233
County Total for 2016-11-08:   225,233
2014-11-04 IA03Staci Appel (D) 78,738 48.3% David Young (R) 76,853 47.1% 7,501 4.6% 163,092
County Total for 2014-11-04:   163,092
2012-11-06 IA03Leonard Boswell* (D) 109,508 49.0% Tom Latham* (R) 105,234 47.1% 8,802 3.9% 223,544
County Total for 2012-11-06:   223,544
2010-11-02 IA03Leonard Boswell* (D) 85,545 53.7% Brad Zaun (R) 69,809 43.8% 3,893 2.4% 159,247
County Total for 2010-11-02:   159,247
2008-11-04 IA03Leonard Boswell* (D) 119,310 56.1% Kim Schmett (R) 85,919 40.4% 7,473 3.5% 212,702
County Total for 2008-11-04:   212,702
2006-11-07 IA03Leonard Boswell* (D) 78,132 53.8% Jeff Lamberti (R) 64,863 44.7% 2,192 1.5% 145,187
County Total for 2006-11-07:   145,187
2004-11-02 IA03Leonard Boswell* (D) 112,335 56.7% Stan Thompson (R) 85,708 43.2% 175 0.1% 198,218
County Total for 2004-11-02:   198,218
2002-11-05 IA03Leonard Boswell* (D) 77,361 54.8% Stan Thompson (R) 61,514 43.6% 2,259 1.6% 141,134
County Total for 2002-11-05:   141,134
2000-11-07 IA04Greg Ganske* (R) 97,313 57.1% Michael Huston (D) 70,275 41.2% 2,944 1.7% 170,532
County Total for 2000-11-07:   170,532
1998-11-03 IA04Greg Ganske* (R) 77,937 62.1% Jon Dvorak (D) 46,305 36.9% 1,201 1.0% 125,443
County Total for 1998-11-03:   125,443
1996-11-05 IA04Connie McBurney (D) 77,721 49.6% Greg Ganske* (R) 77,070 49.2% 1,987 1.3% 156,778
County Total for 1996-11-05:   156,778
1994-11-08 IA04Neal Smith* (D) 69,243 51.1% Greg Ganske (R) 64,674 47.7% 1,540 1.1% 135,457
County Total for 1994-11-08:   135,457
1992-11-03 IA04Neal Smith* (D) 106,735 65.2% Paul Lunde (R) 53,478 32.7% 3,424 2.1% 163,637
County Total for 1992-11-03:   163,637
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Polk County, IA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2023 227,902 69,559 30.5% 94,417 41.4% 63,926 28.0% Dem +24,858 Dem +10.9% 61%
2022 285,109 82,078 28.8% 119,369 41.9% 83,662 29.3% Dem +37,291 Dem +13.1% 76%
2020 313,447 88,004 28.1% 134,997 43.1% 90,446 28.9% Dem +46,993 Dem +15.0% 83%
2018 291,285 82,482 28.3% 116,906 40.1% 91,897 31.5% Dem +34,424 Dem +11.8% 80%
2016 283,943 86,396 30.4% 112,448 39.6% 85,099 30.0% Dem +26,052 Dem +9.2% 80%
2014 269,351 82,162 30.5% 102,757 38.1% 84,432 31.3% Dem +20,595 Dem +7.6% 79%
2012 259,612 81,674 31.5% 101,512 39.1% 76,426 29.4% Dem +19,838 Dem +7.6% 78%
2010 263,031 79,595 30.3% 107,786 41.0% 75,650 28.8% Dem +28,191 Dem +10.7% 82%
2008 271,081 76,426 28.2% 114,618 42.3% 80,037 29.5% Dem +38,192 Dem +14.1% 87%
2006 256,545 74,779 29.1% 98,975 38.6% 82,791 32.3% Dem +24,196 Dem +9.4% 84%
2004 249,411 75,129 30.1% 93,805 37.6% 80,477 32.3% Dem +18,676 Dem +7.5% 84%
2002 231,598 72,942 31.5% 85,254 36.8% 73,402 31.7% Dem +12,312 Dem +5.3% 81%
2000 238,276 72,485 30.4% 92,067 38.6% 73,724 30.9% Dem +19,582 Dem +8.2% 85%
1994 200,368 72,571 36.2% 89,081 44.5% 38,716 19.3% Dem +16,510 Dem +8.2% 77%
1986 178,442 52,170 29.2% 85,701 48.0% 40,571 22.7% Dem +33,531 Dem +18.8% 76%
VAPOP% is the estimated percentage of voting age population that is registered.
Registration data may include "inactive" voters.   Data for each year pertains to the November elections.