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Grundy County, IA


Metropolitan Statistical Area: Waterloo-Cedar Falls, IA
Designated Market Area: Cedar Rapids-Waterloo-Dubuque, IA
USDA County Type (2015): Farming
American Communities Project County Type (2023): Rural Middle America

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

 

Tracts in Grundy County, IA

   



Click here to view demographic data for Grundy County, IA

2022 population: 12,356   ( 97 from 2010 , 27 from 2020)
Land area: 501.9 square miles
Population density: 24.6 persons per square mile

2022 Census data
White:11,781 95.35% 3.4%
Black:770.62% 196.2%
Indian:240.19% 500.0%
Asian:520.42% 52.9%
2+ races:1691.37% 122.4%
Hispanic:2532.05% 107.4%
Total non-White:5754.65% 118.6%

2020-2022 ComponentsNumberRate
Births:300 12.2
Deaths:35914.6
Net Migration: 632.6
Net Immigration: 160.6
Change in White population:-409 -3.3
Change in Non-White pop.:312 2.5



Historical Presidential Election Results for Grundy County, IA



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

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St)
Diff
(US)
PSV
2020 77% Donald Trump* (R) 4,929 67.7% Joe Biden (D) 2,206 30.3% 141 [+] 1.9% 7,276 15 21 0.43%
2016 73% Donald Trump (R) 4,527 65.9% Hillary Clinton (D) 1,856 27.0% 489 [+] 7.1% 6,872 15 20 0.44%
2012 73% Mitt Romney (R) 4,215 60.5% Barack Obama* (D) 2,635 37.8% 112 [+] 1.6% 6,962 14 13 0.44%
2008 72% John McCain (R) 3,945 57.8% Barack Obama (D) 2,790 40.9% 94 [+] 1.4% 6,829 13 12 0.44%
2004 73% George W. Bush* (R) 4,429 64.7% John Kerry (D) 2,386 34.8% 34 [+] 0.5% 6,849 15 14 0.45%
2000 66% George W. Bush (R) 3,851 63.0% Albert Gore, Jr. (D) 2,139 35.0% 121 [+] 2.0% 6,111 15 15 0.46%
1996 62% Robert Dole (R) 2,928 51.5% Bill Clinton* (D) 2,322 40.8% 437 [+] 7.7% 5,687 12 11 0.46%
1992 68% George Bush* (R) 3,160 51.3% Bill Clinton (D) 1,895 30.8% 1,101 [+] 17.9% 6,156 14 14 0.45%
1988 62% George Bush (R) 3,433 60.4% Michael Dukakis (D) 2,211 38.9% 38 [+] 0.7% 5,682 16 7 0.46%
1984 67% Ronald Reagan* (R) 4,527 69.5% Walter Mondale (D) 1,915 29.4% 76 1.2% 6,518 16 11 0.49%
1980 68% Ronald Reagan (R) 4,644 66.1% Jimmy Carter* (D) 1,869 26.6% 513 [+] 7.3% 7,026 15 15 0.53%
1976 69% Gerald Ford* (R) 4,173 62.7% Jimmy Carter (D) 2,410 36.2% 77 [+] 1.2% 6,660 13 15 0.52%
1972 70% Richard Nixon* (R) 4,706 71.0% George McGovern (D) 1,844 27.8% 75 [+] 1.1% 6,625 13 10 0.54%
1968 80% Richard Nixon (R) 4,866 71.1% Hubert Humphrey (D) 1,675 24.5% 299 [+] 4.4% 6,840 18 28 0.59%
1964 80% Lyndon Johnson* (D) 3,582 52.6% Barry Goldwater (R) 3,215 47.2% 11 0.2% 6,808 9 9 0.57%
1960 84% Richard Nixon (R) 4,989 69.6% John Kennedy (D) 2,174 30.3% 3 0.0% 7,166 13 20 0.56%
1956 76% Dwight Eisenhower* (R) 4,915 72.0% Adlai Stevenson (D) 1,908 27.9% 4 0.1% 6,827 13 15 0.55%
1952 81% Dwight Eisenhower (R) 5,652 79.0% Adlai Stevenson (D) 1,483 20.7% 21 0.3% 7,156 15 24 0.56%
1948 64% Thomas Dewey (R) 3,154 55.9% Harry Truman* (D) 2,344 41.5% 149 [+] 2.6% 5,647 8 11 0.54%
1944 67% Thomas Dewey (R) 3,625 62.1% Franklin Roosevelt* (D) 2,191 37.6% 18 0.3% 5,834 10 16 0.55%
1940 77% Wendell Willkie (R) 3,908 58.6% Franklin Roosevelt* (D) 2,745 41.1% 21 0.3% 6,674 7 14 0.55%
1936 80% Franklin Roosevelt* (D) 3,918 58.5% Alf Landon (R) 2,656 39.6% 129 [+] 1.9% 6,703 -3 3 0.59%
1932 72% Franklin Roosevelt (D) 3,661 59.7% Herbert Hoover* (R) 2,419 39.4% 54 [+] 0.9% 6,134 -1 0 0.59%
1928 63% Herbert Hoover (R) 3,671 69.4% Al Smith (D) 1,620 30.6% 0 0.0% 5,291 8 11 0.52%
1924 68% Calvin Coolidge (R) 3,322 57.9% Robert LaFollette (Prog) 1,801 31.4% 615 [+] 10.7% 5,738 3 4 0.59%
1920 64% Warren Harding (R) 4,662 85.8% James Cox (D) 714 13.1% 56 [+] 1.0% 5,432 15 26 0.61%
1916 39% Charles Evans Hughes (R) 2,127 67.2% Woodrow Wilson* (D) 1,015 32.1% 22 [+] 0.7% 3,164 13 21 0.61%
1912 39% Theodore Roosevelt (Prog) 1,465 47.3% Woodrow Wilson (D) 1,149 37.1% 481 [+] 15.5% 3,095 -11 -10 0.63%
1908 40% William Taft (R) 1,861 61.8% William J. Bryan (D) 1,105 36.7% 47 [+] 1.6% 3,013 6 10 0.61%
1904 41% Theodore Roosevelt (R) 2,021 66.5% Alton Parker (D) 938 30.9% 78 [+] 2.6% 3,037 3 10 0.62%
1900 44% William McKinley* (R) 2,025 61.8% William J. Bryan (D) 1,203 36.7% 49 [+] 1.5% 3,277 4 10 0.62%
* incumbent         PSV: percent of state vote



2020 President, Grundy County, IA
CandidateVotesPct
Joe Biden (D) 2,206 30.3%
Donald Trump* (R) 4,929 67.7%
Jo Jorgensen (Lbt) 87 1.2%
Other 54 0.7%
TOTAL 7,276
Turnout: 77% Diff (St): 15 Diff (US): 21


2016 President, Grundy County, IA
CandidateVotesPct
Hillary Clinton (D) 1,856 27.0%
Donald Trump (R) 4,527 65.9%
Gary Johnson (Lbt) 233 3.4%
Jill Stein (Grn) 38 0.6%
Evan McMullin (I) 50 0.7%
Other 168 2.4%
TOTAL 6,872
Turnout: 73% Diff (St): 15 Diff (US): 20


2012 President, Grundy County, IA
CandidateVotesPct
Barack Obama* (D) 2,635 37.8%
Mitt Romney (R) 4,215 60.5%
Gary Johnson (Lbt) 33 0.5%
Other 79 1.1%
TOTAL 6,962
Turnout: 73% Diff (St): 14 Diff (US): 13


2008 President, Grundy County, IA
CandidateVotesPct
Barack Obama (D) 2,790 40.9%
John McCain (R) 3,945 57.8%
Ralph Nader (I) 15 0.2%
Bob Barr (Lbt) 18 0.3%
Other 61 0.9%
TOTAL 6,829
Turnout: 72% Diff (St): 13 Diff (US): 12


2004 President, Grundy County, IA
CandidateVotesPct
George W. Bush* (R) 4,429 64.7%
John Kerry (D) 2,386 34.8%
Ralph Nader (I) 15 0.2%
Other 19 0.3%
TOTAL 6,849
Turnout: 73% Diff (St): 15 Diff (US): 14


2000 President, Grundy County, IA
CandidateVotesPct
George W. Bush (R) 3,851 63.0%
Albert Gore, Jr. (D) 2,139 35.0%
Ralph Nader (Grn) 70 1.1%
Pat Buchanan (Ref) 16 0.3%
Other 35 0.6%
TOTAL 6,111
Turnout: 66% Diff (St): 15 Diff (US): 15


1996 President, Grundy County, IA
CandidateVotesPct
Bill Clinton* (D) 2,322 40.8%
Robert Dole (R) 2,928 51.5%
Ross Perot (Ref) 401 7.1%
Ralph Nader (Grn) 11 0.2%
Harry Browne (Lbt) 6 0.1%
Other 19 0.3%
TOTAL 5,687
Turnout: 62% Diff (St): 12 Diff (US): 11


1992 President, Grundy County, IA
CandidateVotesPct
Bill Clinton (D) 1,895 30.8%
George Bush* (R) 3,160 51.3%
Ross Perot (I) 1,069 17.4%
Other 32 0.5%
TOTAL 6,156
Turnout: 68% Diff (St): 14 Diff (US): 14


1988 President, Grundy County, IA
CandidateVotesPct
George Bush (R) 3,433 60.4%
Michael Dukakis (D) 2,211 38.9%
Ron Paul (Lbt) 10 0.2%
Other 28 0.5%
TOTAL 5,682
Turnout: 62% Diff (St): 16 Diff (US): 7


1984 President, Grundy County, IA
CandidateVotesPct
Ronald Reagan* (R) 4,527 69.5%
Walter Mondale (D) 1,915 29.4%
Other 76 1.2%
TOTAL 6,518
Turnout: 67% Diff (St): 16 Diff (US): 11


1980 President, Grundy County, IA
CandidateVotesPct
Ronald Reagan (R) 4,644 66.1%
Jimmy Carter* (D) 1,869 26.6%
John Anderson (I) 440 6.3%
Edward Clark (Lbt) 56 0.8%
Other 17 0.2%
TOTAL 7,026
Turnout: 68% Diff (St): 15 Diff (US): 15


1976 President, Grundy County, IA
CandidateVotesPct
Jimmy Carter (D) 2,410 36.2%
Gerald Ford* (R) 4,173 62.7%
Eugene McCarthy (I) 59 0.9%
Other 18 0.3%
TOTAL 6,660
Turnout: 69% Diff (St): 13 Diff (US): 15


1972 President, Grundy County, IA
CandidateVotesPct
Richard Nixon* (R) 4,706 71.0%
George McGovern (D) 1,844 27.8%
John Schmitz (Amer) 70 1.1%
Other 5 0.1%
TOTAL 6,625
Turnout: 70% Diff (St): 13 Diff (US): 10


1968 President, Grundy County, IA
CandidateVotesPct
Richard Nixon (R) 4,866 71.1%
Hubert Humphrey (D) 1,675 24.5%
George Wallace (AIP) 290 4.2%
Other 9 0.1%
TOTAL 6,840
Turnout: 80% Diff (St): 18 Diff (US): 28


1964 President, Grundy County, IA
CandidateVotesPct
Lyndon Johnson* (D) 3,582 52.6%
Barry Goldwater (R) 3,215 47.2%
Other 11 0.2%
TOTAL 6,808
Turnout: 80% Diff (St): 9 Diff (US): 9


1960 President, Grundy County, IA
CandidateVotesPct
John Kennedy (D) 2,174 30.3%
Richard Nixon (R) 4,989 69.6%
Other 3 0.0%
TOTAL 7,166
Turnout: 84% Diff (St): 13 Diff (US): 20


1956 President, Grundy County, IA
CandidateVotesPct
Dwight Eisenhower* (R) 4,915 72.0%
Adlai Stevenson (D) 1,908 27.9%
Other 4 0.1%
TOTAL 6,827
Turnout: 76% Diff (St): 13 Diff (US): 15


1952 President, Grundy County, IA
CandidateVotesPct
Dwight Eisenhower (R) 5,652 79.0%
Adlai Stevenson (D) 1,483 20.7%
Other 21 0.3%
TOTAL 7,156
Turnout: 81% Diff (St): 15 Diff (US): 24


1948 President, Grundy County, IA
CandidateVotesPct
Harry Truman* (D) 2,344 41.5%
Thomas Dewey (R) 3,154 55.9%
Henry Wallace (Prog) 106 1.9%
Other 43 0.8%
TOTAL 5,647
Turnout: 64% Diff (St): 8 Diff (US): 11


1944 President, Grundy County, IA
CandidateVotesPct
Franklin Roosevelt* (D) 2,191 37.6%
Thomas Dewey (R) 3,625 62.1%
Other 18 0.3%
TOTAL 5,834
Turnout: 67% Diff (St): 10 Diff (US): 16


1940 President, Grundy County, IA
CandidateVotesPct
Franklin Roosevelt* (D) 2,745 41.1%
Wendell Willkie (R) 3,908 58.6%
Other 21 0.3%
TOTAL 6,674
Turnout: 77% Diff (St): 7 Diff (US): 14


1936 President, Grundy County, IA
CandidateVotesPct
Franklin Roosevelt* (D) 3,918 58.5%
Alf Landon (R) 2,656 39.6%
William Lemke (Union) 123 1.8%
Norman Thomas (Soc) 2 0.0%
Other 4 0.1%
TOTAL 6,703
Turnout: 80% Diff (St): -3 Diff (US): 3


1932 President, Grundy County, IA
CandidateVotesPct
Franklin Roosevelt (D) 3,661 59.7%
Herbert Hoover* (R) 2,419 39.4%
Norman Thomas (Soc) 42 0.7%
Other 12 0.2%
TOTAL 6,134
Turnout: 72% Diff (St): -1 Diff (US): 0


1928 President, Grundy County, IA
CandidateVotesPct
Herbert Hoover (R) 3,671 69.4%
Al Smith (D) 1,620 30.6%
TOTAL 5,291
Turnout: 63% Diff (St): 8 Diff (US): 11


1924 President, Grundy County, IA
CandidateVotesPct
Calvin Coolidge (R) 3,322 57.9%
John Davis (D) 615 10.7%
Robert LaFollette (Prog) 1,801 31.4%
TOTAL 5,738
Turnout: 68% Diff (St): 3 Diff (US): 4


1920 President, Grundy County, IA
CandidateVotesPct
Warren Harding (R) 4,662 85.8%
James Cox (D) 714 13.1%
Eugene Debs (Soc) 21 0.4%
Parley Christiansen (FL) 28 0.5%
Aaron Watkins (Proh) 7 0.1%
TOTAL 5,432
Turnout: 64% Diff (St): 15 Diff (US): 26


1916 President, Grundy County, IA
CandidateVotesPct
Woodrow Wilson* (D) 1,015 32.1%
Charles Evans Hughes (R) 2,127 67.2%
Allan Benson (Soc) 14 0.4%
James Hanly (Proh) 6 0.2%
Other 2 0.1%
TOTAL 3,164
Turnout: 39% Diff (St): 13 Diff (US): 21


1912 President, Grundy County, IA
CandidateVotesPct
Woodrow Wilson (D) 1,149 37.1%
Theodore Roosevelt (Prog) 1,465 47.3%
William Taft* (R) 421 13.6%
Eugene Debs (Soc) 12 0.4%
Eugene Chafin (Proh) 48 1.6%
TOTAL 3,095
Turnout: 39% Diff (St): -11 Diff (US): -10


1908 President, Grundy County, IA
CandidateVotesPct
William Taft (R) 1,861 61.8%
William J. Bryan (D) 1,105 36.7%
Eugene Debs (Soc) 1 0.0%
Eugene Chafin (Proh) 45 1.5%
Thomas Hisgen (I) 1 0.0%
TOTAL 3,013
Turnout: 40% Diff (St): 6 Diff (US): 10


1904 President, Grundy County, IA
CandidateVotesPct
Theodore Roosevelt (R) 2,021 66.5%
Alton Parker (D) 938 30.9%
Eugene Debs (Soc) 10 0.3%
Silas Swallow (Proh) 59 1.9%
Thomas Watson (Pop) 9 0.3%
TOTAL 3,037
Turnout: 41% Diff (St): 3 Diff (US): 10


1900 President, Grundy County, IA
CandidateVotesPct
William McKinley* (R) 2,025 61.8%
William J. Bryan (D) 1,203 36.7%
John Woolley (Proh) 43 1.3%
Eugene Debs (Soc) 4 0.1%
Other 2 0.1%
TOTAL 3,277
Turnout: 44% Diff (St): 4 Diff (US): 10
* incumbent

Historical Statewide Election Results for Grundy County, IA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 57% Charles Grassley* (R) 3,909 72.7% Michael Franken (D) 1,462 27.2% 7 [+] 0.1% 5,378 17 0.44%
2022 G 57% Kim Reynolds* (R) 4,033 75.0% Deidre DeJear (D) 1,229 22.9% 116 [+] 2.2% 5,378 17 0.44%
2020 S2 76% Joni Ernst* (R) 4,900 67.9% Theresa Greenfield (D) 2,120 29.4% 197 [+] 2.7% 7,217 16 0.43%
2018 G 61% Kim Reynolds* (R) 3,785 65.7% Fred Hubbell (D) 1,875 32.5% 104 [+] 1.8% 5,764 15 0.43%
2016 S3 73% Charles Grassley* (R) 5,261 76.6% Patty Judge (D) 1,370 19.9% 237 [+] 3.5% 6,868 17 0.45%
2014 S2 56% Joni Ernst (R) 3,626 68.2% Bruce Braley (D) 1,516 28.5% 171 [+] 3.2% 5,313 16 0.47%
2014 G 56% Terry Branstad* (R) 3,761 70.6% Jack Hatch (D) 1,340 25.2% 227 [+] 4.3% 5,328 12 0.47%
2010 S3 56% Charles Grassley* (R) 4,191 79.2% Roxanne Conlin (D) 990 18.7% 108 [+] 2.0% 5,289 15 0.47%
2010 G 56% Terry Branstad (R) 3,446 65.2% Chet Culver* (D) 1,568 29.7% 271 [+] 5.1% 5,285 12 0.47%
2008 S2 71% Tom Harkin* (D) 3,389 50.4% Christopher Reed (R) 3,325 49.5% 4 [+] 0.1% 6,718 12 0.45%
2006 G 53% Jim Nussle (R) 2,906 58.7% Chet Culver (D) 1,998 40.4% 43 [+] 0.9% 4,947 14 0.47%
2004 S3 73% Charles Grassley* (R) 5,747 84.5% Arthur Small (D) 994 14.6% 57 [+] 0.8% 6,798 14 0.46%
2002 S2 51% Greg Ganske (R) 2,705 57.1% Tom Harkin* (D) 1,972 41.6% 60 [+] 1.3% 4,737 13 0.46%
2002 G 51% Doug Gross (R) 2,654 56.1% Tom Vilsack* (D) 1,970 41.6% 108 [+] 2.3% 4,732 12 0.46%
1998 S3 52% Charles Grassley* (R) 4,000 83.5% David Osterberg (D) 779 16.3% 13 [+] 0.3% 4,792 15 0.51%
1998 G 52% Jim Ross Lightfoot (R) 2,818 59.0% Tom Vilsack (D) 1,916 40.1% 40 [+] 0.8% 4,774 13 0.50%
1996 S2 61% Jim Ross Lightfoot (R) 3,167 56.7% Tom Harkin* (D) 2,379 42.6% 41 [+] 0.7% 5,587 10 0.46%
1994 G 52% Terry Branstad* (R) 3,321 70.0% Bonnie Campbell (D) 1,400 29.5% 21 [+] 0.4% 4,742 13 0.48%
1992 S3 64% Charles Grassley* (R) 4,708 82.1% Jean Lloyd-Jones (D) 895 15.6% 130 [+] 2.3% 5,733 13 0.44%
1990 S2 53% Tom Tauke (R) 2,803 59.4% Tom Harkin* (D) 1,916 40.6% 0 0.0% 4,719 13 0.48%
1990 G 53% Terry Branstad* (R) 3,573 74.5% Donald Avenson (D) 1,205 25.1% 15 [+] 0.3% 4,793 14 0.49%
1986 S3 47% Charles Grassley* (R) 3,482 77.8% John Roehrick (D) 986 22.0% 6 [+] 0.1% 4,474 12 0.50%
1986 G 47% Terry Branstad* (R) 2,812 63.0% Lowell Junkins (D) 1,653 37.0% 0 0.0% 4,465 11 0.49%
1984 S2 65% Roger Jepsen* (R) 3,942 61.8% Tom Harkin (D) 2,366 37.1% 73 [+] 1.1% 6,381 18 0.49%
1982 G 60% Terry Branstad (R) 4,400 73.7% Roxanne Conlin (D) 1,554 26.0% 17 [+] 0.3% 5,971 21 0.58%
1980 S3 67% Charles Grassley (R) 5,309 76.6% John Culver* (D) 1,592 23.0% 29 [+] 0.4% 6,930 23 0.54%
1978 S2 44% Roger Jepsen (R) 2,955 68.9% Dick Clark* (D) 1,308 30.5% 28 [+] 0.7% 4,291 18 0.52%
1978 G 45% Robert Ray* (R) 2,986 68.5% Jerry Fitzgerald (D) 1,367 31.3% 8 [+] 0.2% 4,361 10 0.52%
1974 S3 50% David Stanley (R) 3,027 63.5% John Culver (D) 1,721 36.1% 17 [+] 0.4% 4,765 16 0.54%
1974 G 52% Robert Ray* (R) 3,243 65.4% James Schaben (D) 1,647 33.2% 67 [+] 1.4% 4,957 7 0.54%
1972 S2 67% Jack Miller* (R) 3,587 56.1% Dick Clark (D) 2,779 43.5% 25 [+] 0.4% 6,391 12 0.53%
1972 G 69% Robert Ray* (R) 3,845 58.6% Paul Franzenburg (D) 2,619 39.9% 92 [+] 1.4% 6,556 0 0.54%
1970 G 48% Robert Ray* (R) 2,456 58.2% Robert Fulton (D) 1,667 39.5% 100 [+] 2.4% 4,223 7 0.53%
1968 S3 79% David Stanley (R) 4,276 63.6% Harold Hughes (D) 2,450 36.4% 0 0.0% 6,726 14 0.59%
1968 G 80% Robert Ray (R) 3,692 54.5% Paul Franzenburg (D) 3,078 45.5% 0 0.0% 6,770 0 0.60%
1966 S2 60% Jack Miller* (R) 3,822 75.4% E.B. Smith (D) 1,212 23.9% 38 [+] 0.7% 5,072 14 0.59%
1966 G 63% William Murray (R) 3,068 57.7% Harold Hughes* (D) 2,239 42.1% 8 [+] 0.2% 5,315 14 0.60%
1964 G 79% Harold Hughes* (D) 3,833 57.4% Evan Hultman (R) 2,794 41.8% 54 [+] 0.8% 6,681 11 0.57%
1962 S3 58% Bourke Hickenlooper* (R) 3,317 67.4% E.B. Smith (D) 1,605 32.6% 0 0.0% 4,922 14 0.61%
1962 G 60% Norman Erbe* (R) 3,008 59.4% Harold Hughes (D) 2,052 40.6% 0 0.0% 5,060 12 0.62%
1960 S2 81% Jack Miller (R) 4,352 63.0% Herschel Loveless (D) 2,558 37.0% 0 0.0% 6,910 11 0.56%
1960 G 81% Norman Erbe (R) 4,562 66.5% Edward McManus (D) 2,293 33.5% 0 0.0% 6,855 14 0.55%
*: 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 Grundy County, IA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 IA02Ashley Hinson* (R) 3,862 71.9% Liz Mathis (D) 1,505 28.0% 5 0.1% 5,372
County Total for 2022-11-08:   5,372
2020-11-03 IA04Randy Feenstra (R) 4,906 70.8% J.D. Scholten (D) 2,012 29.0% 13 0.2% 6,931
County Total for 2020-11-03:   6,931
2018-11-06 IA04Steve King* (R) 3,540 62.1% J.D. Scholten (D) 1,996 35.0% 167 2.9% 5,703
County Total for 2018-11-06:   5,703
2016-11-08 IA04Steve King* (R) 4,823 72.5% Kim Weaver (D) 1,823 27.4% 5 0.1% 6,651
County Total for 2016-11-08:   6,651
2014-11-04 IA04Steve King* (R) 3,818 72.6% Jim Mowrer (D) 1,435 27.3% 8 0.2% 5,261
County Total for 2014-11-04:   5,261
2012-11-06 IA04Steve King* (R) 4,074 60.1% Christie Vilsack (D) 2,573 38.0% 129 1.9% 6,776
County Total for 2012-11-06:   6,776
2010-11-02 IA03Brad Zaun (R) 3,239 62.5% Leonard Boswell* (D) 1,809 34.9% 136 2.6% 5,184
County Total for 2010-11-02:   5,184
2008-11-04 IA03Kim Schmett (R) 3,543 54.1% Leonard Boswell* (D) 2,918 44.6% 82 1.3% 6,543
County Total for 2008-11-04:   6,543
2006-11-07 IA03Jeff Lamberti (R) 2,980 61.7% Leonard Boswell* (D) 1,760 36.5% 87 1.8% 4,827
County Total for 2006-11-07:   4,827
2004-11-02 IA03Stan Thompson (R) 4,172 63.2% Leonard Boswell* (D) 2,427 36.8% 1 0.0% 6,600
County Total for 2004-11-02:   6,600
2002-11-05 IA03Stan Thompson (R) 3,076 65.6% Leonard Boswell* (D) 1,548 33.0% 63 1.3% 4,687
County Total for 2002-11-05:   4,687
2000-11-07 IA02Jim Nussle* (R) 4,142 69.5% Donna Smith (D) 1,776 29.8% 42 0.7% 5,960
County Total for 2000-11-07:   5,960
1998-11-03 IA02Jim Nussle* (R) 3,393 71.2% Rob Tully (D) 1,342 28.2% 31 0.7% 4,766
County Total for 1998-11-03:   4,766
1996-11-05 IA02Jim Nussle* (R) 3,674 67.1% Donna Smith (D) 1,778 32.5% 22 0.4% 5,474
County Total for 1996-11-05:   5,474
1994-11-08 IA02Jim Nussle* (R) 3,145 68.0% Dave Nagle (D) 1,475 31.9% 5 0.1% 4,625
County Total for 1994-11-08:   4,625
1992-11-03 IA02Jim Nussle* (R) 3,723 62.5% Dave Nagle* (D) 2,209 37.1% 21 0.4% 5,953
County Total for 1992-11-03:   5,953
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Grundy County, IA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2023 6,638 3,672 55.3% 1,153 17.4% 1,813 27.3% Rep +2,519 Rep +37.9% 70%
2022 8,091 4,262 52.7% 1,488 18.4% 2,341 28.9% Rep +2,774 Rep +34.3% 86%
2020 8,723 4,343 49.8% 1,715 19.7% 2,665 30.6% Rep +2,628 Rep +30.1% 92%
2018 8,539 3,948 46.2% 1,438 16.8% 3,153 36.9% Rep +2,510 Rep +29.4% 90%
2016 8,642 4,136 47.9% 1,427 16.5% 3,079 35.6% Rep +2,709 Rep +31.3% 91%
2014 8,509 4,034 47.4% 1,424 16.7% 3,051 35.9% Rep +2,610 Rep +30.7% 90%
2012 8,616 4,109 47.7% 1,491 17.3% 3,016 35.0% Rep +2,618 Rep +30.4% 91%
2010 8,716 4,006 46.0% 1,578 18.1% 3,132 35.9% Rep +2,428 Rep +27.9% 92%
2008 8,762 4,019 45.9% 1,671 19.1% 3,072 35.1% Rep +2,348 Rep +26.8% 93%
2006 8,636 4,059 47.0% 1,390 16.1% 3,187 36.9% Rep +2,669 Rep +30.9% 92%
2004 8,832 4,347 49.2% 1,388 15.7% 3,097 35.1% Rep +2,959 Rep +33.5% 95%
2002 8,431 4,304 51.0% 1,237 14.7% 2,890 34.3% Rep +3,067 Rep +36.4% 91%
2000 8,087 4,163 51.5% 1,221 15.1% 2,703 33.4% Rep +2,942 Rep +36.4% 87%
1994 7,191 4,077 56.7% 1,350 18.8% 1,764 24.5% Rep +2,727 Rep +37.9% 79%
1986 7,710 4,281 55.5% 1,308 17.0% 2,121 27.5% Rep +2,973 Rep +38.6% 81%
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.