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Mills County, IA


Metropolitan Statistical Area: Omaha-Council Bluffs, NE-IA
Designated Market Area: Omaha, NE-IA-MO
USDA County Type (2025): Government
American Communities Project County Type (2023): Rural Middle America

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

 

Tracts in Mills County, IA

   



Click here to view demographic data for Mills County, IA

2024 population: 14,717   ( 214 from 2020)
Land area: 437.4 square miles
Population density: 33.6 persons per square mile

2024 Census data
White:13,589 92.34% 0.4%
Black:1170.79% 30.0%
Indian:700.48% 4.5%
Asian:790.54% 12.9%
2+ races:2171.47% 41.8%
Hispanic:6454.38% 35.5%
Total non-White:1,1287.66% 31.8%

2020-2024 ComponentsNumberRate
Births:571 9.8
Deaths:73212.6
Net Migration: 3566.1
Net Immigration: 320.6
Change in White population:-58 -0.4
Change in Non-White pop.:272 1.9



Historical Presidential Election Results for Mills County, IA

Recent Trends
VotesΔ MarginSwing %
2024 vs. 2020 R +86 R +138 R + 1.5%
D -52
2024 vs. 2016 R +604 R +238 D + 2.0%
D +366
2020 vs. 2016 R +518 R +100 D + 3.6%
D +418
2024 vs. 2012 R +1,455 R +1,847 R + 20.2%
D -392
2016 vs. 2008 R +884 R +1,770 R + 24.7%
D -886
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
2024 74% Donald Trump (R) 5,671 68.7% Kamala Harris (D) 2,456 29.8% 126 [+] 1.5% 8,253 13 19 0.50%
2020 75% Donald Trump* (R) 5,585 67.5% Joe Biden (D) 2,508 30.3% 175 [+] 2.1% 8,268 14 21 0.49%
2016 69% Donald Trump (R) 5,067 65.8% Hillary Clinton (D) 2,090 27.1% 541 [+] 7.0% 7,698 15 20 0.49%
2012 64% Mitt Romney (R) 4,216 58.5% Barack Obama* (D) 2,848 39.5% 148 [+] 2.1% 7,212 12 11 0.46%
2008 65% John McCain (R) 4,183 57.4% Barack Obama (D) 2,976 40.9% 124 [+] 1.7% 7,283 13 12 0.47%
2004 64% George W. Bush* (R) 4,556 65.6% John Kerry (D) 2,308 33.3% 76 [+] 1.1% 6,940 16 15 0.46%
2000 55% George W. Bush (R) 3,684 62.3% Albert Gore, Jr. (D) 2,039 34.5% 192 [+] 3.2% 5,915 14 14 0.45%
1996 56% Robert Dole (R) 2,958 51.2% Bill Clinton* (D) 2,068 35.8% 746 [+] 12.9% 5,772 11 11 0.47%
1992 63% George Bush* (R) 2,699 43.8% Bill Clinton (D) 1,798 29.2% 1,669 [+] 27.1% 6,166 7 6 0.46%
1988 56% George Bush (R) 3,212 59.8% Michael Dukakis (D) 2,092 39.0% 65 [+] 1.2% 5,369 15 6 0.44%
1984 58% Ronald Reagan* (R) 3,994 72.8% Walter Mondale (D) 1,434 26.1% 58 1.1% 5,486 20 14 0.42%
1980 55% Ronald Reagan (R) 3,581 69.1% Jimmy Carter* (D) 1,244 24.0% 358 [+] 6.9% 5,183 18 18 0.39%
1976 56% Gerald Ford* (R) 2,722 57.8% Jimmy Carter (D) 1,908 40.5% 80 [+] 1.7% 4,710 8 10 0.37%
1972 60% Richard Nixon* (R) 3,531 74.9% George McGovern (D) 1,060 22.5% 121 [+] 2.6% 4,712 17 14 0.38%
1968 66% Richard Nixon (R) 2,916 62.4% Hubert Humphrey (D) 1,216 26.0% 540 [+] 11.6% 4,672 9 19 0.40%
1964 66% Lyndon Johnson* (D) 2,463 50.4% Barry Goldwater (R) 2,424 49.6% 2 0.0% 4,889 12 11 0.41%
1960 68% Richard Nixon (R) 3,436 65.4% John Kennedy (D) 1,820 34.6% 0 0.0% 5,256 9 16 0.41%
1956 64% Dwight Eisenhower* (R) 3,539 64.9% Adlai Stevenson (D) 1,897 34.8% 18 0.3% 5,454 6 7 0.44%
1952 67% Dwight Eisenhower (R) 4,028 69.0% Adlai Stevenson (D) 1,792 30.7% 14 0.2% 5,834 5 14 0.46%
1948 57% Thomas Dewey (R) 2,921 57.2% Harry Truman* (D) 2,155 42.2% 31 [+] 0.6% 5,107 10 12 0.49%
1944 59% Thomas Dewey (R) 3,288 60.7% Franklin Roosevelt* (D) 2,106 38.8% 27 0.5% 5,421 9 15 0.52%
1940 71% Wendell Willkie (R) 3,873 57.4% Franklin Roosevelt* (D) 2,862 42.4% 14 0.2% 6,749 5 13 0.56%
1936 77% Franklin Roosevelt* (D) 3,610 51.0% Alf Landon (R) 3,424 48.4% 41 [+] 0.6% 7,075 6 12 0.62%
1932 68% Franklin Roosevelt (D) 3,861 60.7% Herbert Hoover* (R) 2,420 38.1% 75 [+] 1.2% 6,356 -2 -2 0.61%
1928 61% Herbert Hoover (R) 3,429 61.1% Al Smith (D) 2,179 38.9% 0 0.0% 5,608 -1 3 0.56%
1924 64% Calvin Coolidge (R) 3,348 57.5% John Davis (D) 1,750 30.0% 727 [+] 12.5% 5,825 2 3 0.60%
1920 60% Warren Harding (R) 3,683 69.0% James Cox (D) 1,592 29.8% 63 [+] 1.2% 5,338 -2 9 0.60%
1916 38% Charles Evans Hughes (R) 1,707 50.6% Woodrow Wilson* (D) 1,600 47.4% 68 [+] 2.0% 3,375 -4 4 0.66%
1912 38% Woodrow Wilson (D) 1,312 39.2% Theodore Roosevelt (Prog) 1,093 32.7% 940 [+] 28.1% 3,345 1 2 0.68%
1908 41% William Taft (R) 1,959 55.0% William J. Bryan (D) 1,522 42.7% 80 [+] 2.2% 3,561 -1 3 0.72%
1904 42% Theodore Roosevelt (R) 2,252 61.1% Alton Parker (D) 1,274 34.5% 162 [+] 4.4% 3,688 -2 5 0.76%
1900 45% William McKinley* (R) 2,212 55.0% William J. Bryan (D) 1,733 43.1% 77 [+] 1.9% 4,022 -3 3 0.76%
* incumbent         PSV: percent of state vote

Historical Statewide Election Results for Mills County, IA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 50% Charles Grassley* (R) 3,937 70.3% Michael Franken (D) 1,654 29.5% 11 [+] 0.2% 5,602 14 0.46%
2022 G 51% Kim Reynolds* (R) 4,034 71.4% Deidre DeJear (D) 1,487 26.3% 128 [+] 2.3% 5,649 13 0.46%
2020 S2 74% Joni Ernst* (R) 5,347 65.5% Theresa Greenfield (D) 2,544 31.2% 267 [+] 3.3% 8,158 14 0.49%
2018 G 57% Kim Reynolds* (R) 3,945 62.4% Fred Hubbell (D) 2,191 34.6% 189 [+] 3.0% 6,325 12 0.48%
2016 S3 67% Charles Grassley* (R) 5,290 71.3% Patty Judge (D) 1,740 23.4% 392 [+] 5.3% 7,422 11 0.48%
2014 S2 44% Joni Ernst (R) 3,281 66.9% Bruce Braley (D) 1,376 28.0% 249 [+] 5.1% 4,906 15 0.43%
2014 G 44% Terry Branstad* (R) 3,362 68.4% Jack Hatch (D) 1,193 24.3% 360 [+] 7.3% 4,915 9 0.43%
2010 S3 43% Charles Grassley* (R) 3,633 75.3% Roxanne Conlin (D) 1,068 22.1% 122 [+] 2.5% 4,823 11 0.43%
2010 G 43% Terry Branstad (R) 3,111 63.7% Chet Culver* (D) 1,621 33.2% 152 [+] 3.1% 4,884 11 0.44%
2008 S2 63% Tom Harkin* (D) 3,715 52.9% Christopher Reed (R) 3,303 47.0% 6 [+] 0.1% 7,024 10 0.47%
2006 G 36% Jim Nussle (R) 2,319 58.4% Chet Culver (D) 1,587 40.0% 66 [+] 1.7% 3,972 14 0.38%
2004 S3 62% Charles Grassley* (R) 5,392 79.3% Art Small (D) 1,218 17.9% 192 [+] 2.8% 6,802 9 0.46%
2002 S2 39% Greg Ganske (R) 2,609 61.7% Tom Harkin* (D) 1,547 36.6% 74 [+] 1.7% 4,230 18 0.41%
2002 G 39% Doug Gross (R) 2,412 57.2% Tom Vilsack* (D) 1,718 40.7% 88 [+] 2.1% 4,218 13 0.41%
1998 S3 36% Charles Grassley* (R) 2,909 77.2% David Osterberg (D) 805 21.4% 52 [+] 1.4% 3,766 9 0.40%
1998 G 37% Jim Ross Lightfoot (R) 2,570 67.0% Tom Vilsack (D) 1,223 31.9% 42 [+] 1.1% 3,835 21 0.40%
1996 S2 56% Jim Ross Lightfoot (R) 3,544 61.6% Tom Harkin* (D) 2,083 36.2% 122 [+] 2.1% 5,749 15 0.47%
1994 G 42% Terry Branstad* (R) 2,584 62.0% Bonnie Campbell (D) 1,529 36.7% 58 [+] 1.4% 4,171 5 0.42%
1992 S3 54% Charles Grassley* (R) 3,811 72.8% Jean Lloyd-Jones (D) 1,140 21.8% 281 [+] 5.4% 5,232 3 0.40%
1990 S2 40% Tom Tauke (R) 2,282 59.4% Tom Harkin* (D) 1,560 40.6% 0 0.0% 3,842 13 0.39%
1990 G 41% Terry Branstad* (R) 2,760 70.2% Donald Avenson (D) 1,153 29.3% 17 [+] 0.4% 3,930 10 0.40%
1986 S3 35% Charles Grassley* (R) 2,565 76.4% John Roehrick (D) 780 23.2% 13 [+] 0.4% 3,358 10 0.38%
1986 G 37% Terry Branstad* (R) 2,383 67.5% Lowell Junkins (D) 1,145 32.5% 0 0.0% 3,528 16 0.39%
1984 S2 55% Roger Jepsen* (R) 3,162 60.1% Tom Harkin (D) 2,066 39.3% 34 [+] 0.6% 5,262 16 0.41%
1982 G 40% Terry Branstad (R) 2,233 59.6% Roxanne Conlin (D) 1,501 40.1% 12 [+] 0.3% 3,746 7 0.36%
1980 S3 52% Charles Grassley (R) 3,533 72.5% John Culver* (D) 1,295 26.6% 46 [+] 0.9% 4,874 19 0.38%
1978 S2 37% Roger Jepsen (R) 2,030 63.4% Dick Clark* (D) 1,153 36.0% 21 [+] 0.7% 3,204 12 0.39%
1978 G 38% Robert Ray* (R) 2,173 66.6% Jerry Fitzgerald (D) 1,067 32.7% 22 [+] 0.7% 3,262 8 0.39%
1974 S3 40% David Stanley (R) 1,935 59.2% John Culver (D) 1,307 40.0% 25 [+] 0.8% 3,267 12 0.37%
1974 G 43% Robert Ray* (R) 2,156 61.7% James Schaben (D) 1,314 37.6% 23 [+] 0.7% 3,493 4 0.38%
1972 S2 59% Jack Miller* (R) 2,803 60.7% Dick Clark (D) 1,775 38.4% 42 [+] 0.9% 4,620 17 0.38%
1972 G 59% Robert Ray* (R) 3,368 71.9% Paul Franzenburg (D) 1,278 27.3% 40 [+] 0.9% 4,686 13 0.39%
1970 G 37% Robert Ray* (R) 1,655 62.1% Robert Fulton (D) 983 36.9% 28 [+] 1.1% 2,666 11 0.34%
1968 S3 63% David Stanley (R) 2,906 65.5% Harold Hughes (D) 1,530 34.5% 3 [+] 0.1% 4,439 16 0.39%
1968 G 62% Robert Ray (R) 3,061 70.2% Paul Franzenburg (D) 1,297 29.7% 2 [+] 0.0% 4,360 16 0.38%
1966 S2 49% Jack Miller* (R) 2,590 73.6% E.B. Smith (D) 924 26.2% 7 [+] 0.2% 3,521 13 0.41%
1966 G 50% William Murray (R) 2,272 63.1% Harold Hughes* (D) 1,326 36.9% 0 0.0% 3,598 19 0.40%
1964 G 65% Harold Hughes* (D) 2,557 53.7% Evan Hultman (R) 2,205 46.3% 0 0.0% 4,762 15 0.41%
1962 S3 35% Bourke Hickenlooper* (R) 1,830 69.5% E.B. Smith (D) 804 30.5% 0 0.0% 2,634 16 0.33%
1962 G 35% Norman Erbe* (R) 1,764 66.1% Harold Hughes (D) 905 33.9% 0 0.0% 2,669 19 0.33%
1960 S2 67% Jack Miller (R) 3,106 60.5% Herschel Loveless (D) 2,025 39.5% 0 0.0% 5,131 9 0.41%
1960 G 66% Norman Erbe (R) 3,177 62.8% Edward McManus (D) 1,881 37.2% 0 0.0% 5,058 11 0.41%
*: 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 Mills County, IA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2024-11-05 IA04Randy Feenstra* (R) 5,349 69.5% Ryan Melton (D) 2,319 30.1% 26 0.3% 7,694
County Total for 2024-11-05:   7,694
2022-11-08 IA04Randy Feenstra* (R) 3,856 69.9% Ryan Melton (D) 1,508 27.3% 154 2.8% 5,518
County Total for 2022-11-08:   5,518
2020-11-03 IA03David Young (R) 5,163 64.1% Cindy Axne* (D) 2,617 32.5% 276 3.4% 8,056
County Total for 2020-11-03:   8,056
2018-11-06 IA03David Young* (R) 3,941 62.5% Cindy Axne (D) 2,146 34.0% 221 3.5% 6,308
County Total for 2018-11-06:   6,308
2016-11-08 IA03David Young* (R) 5,050 68.9% Jim Mowrer (D) 1,751 23.9% 525 7.2% 7,326
County Total for 2016-11-08:   7,326
2014-11-04 IA03David Young (R) 3,298 67.7% Staci Appel (D) 1,267 26.0% 308 6.3% 4,873
County Total for 2014-11-04:   4,873
2012-11-06 IA03Tom Latham* (R) 4,277 62.9% Leonard Boswell* (D) 2,084 30.7% 436 6.4% 6,797
County Total for 2012-11-06:   6,797
2010-11-02 IA05Steve King* (R) 3,296 69.3% Matthew Campbell (D) 1,359 28.6% 101 2.1% 4,756
County Total for 2010-11-02:   4,756
2008-11-04 IA05Steve King* (R) 4,210 61.4% Rob Hubler (D) 2,335 34.1% 307 4.5% 6,852
County Total for 2008-11-04:   6,852
2006-11-07 IA05Steve King* (R) 2,337 60.0% Joyce Schulte (D) 1,453 37.3% 107 2.7% 3,897
County Total for 2006-11-07:   3,897
2004-11-02 IA05Steve King* (R) 4,293 66.2% Joyce Schulte (D) 2,184 33.7% 4 0.1% 6,481
County Total for 2004-11-02:   6,481
2002-11-05 IA05Steve King (R) 2,706 66.2% Paul Shomshor (D) 1,380 33.8% 2 0.0% 4,088
County Total for 2002-11-05:   4,088
2000-11-07 IA04Greg Ganske* (R) 4,150 72.7% Michael Huston (D) 1,422 24.9% 134 2.3% 5,706
County Total for 2000-11-07:   5,706
1998-11-03 IA04Greg Ganske* (R) 2,890 77.1% Jon Dvorak (D) 820 21.9% 37 1.0% 3,747
County Total for 1998-11-03:   3,747
1996-11-05 IA04Greg Ganske* (R) 3,560 63.3% Connie McBurney (D) 1,983 35.3% 82 1.5% 5,625
County Total for 1996-11-05:   5,625
1994-11-08 IA04Greg Ganske (R) 2,758 67.1% Neal Smith* (D) 1,314 31.9% 41 1.0% 4,113
County Total for 1994-11-08:   4,113
1992-11-03 IA04Neal Smith* (D) 2,594 54.4% Paul Lunde (R) 2,096 44.0% 79 1.7% 4,769
County Total for 1992-11-03:   4,769
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Mills County, IA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2024 8,502 5,164 60.7% 1,510 17.8% 1,828 21.5% Rep +3,654 Rep +43.0% 76%
2022 9,595 5,398 56.3% 1,814 18.9% 2,383 24.8% Rep +3,584 Rep +37.4% 86%
2020 10,593 5,653 53.4% 2,110 19.9% 2,830 26.7% Rep +3,543 Rep +33.4% 95%
2018 10,161 5,101 50.2% 1,966 19.3% 3,094 30.4% Rep +3,135 Rep +30.9% 91%
2016 10,263 5,127 50.0% 2,030 19.8% 3,106 30.3% Rep +3,097 Rep +30.2% 92%
2014 9,792 4,837 49.4% 1,898 19.4% 3,057 31.2% Rep +2,939 Rep +30.0% 87%
2012 9,808 4,770 48.6% 1,937 19.7% 3,101 31.6% Rep +2,833 Rep +28.9% 87%
2010 9,751 4,533 46.5% 2,015 20.7% 3,203 32.8% Rep +2,518 Rep +25.8% 87%
2008 9,891 4,636 46.9% 2,067 20.9% 3,188 32.2% Rep +2,569 Rep +26.0% 89%
2006 9,552 4,564 47.8% 1,791 18.8% 3,197 33.5% Rep +2,773 Rep +29.0% 87%
2004 10,195 4,864 47.7% 1,940 19.0% 3,391 33.3% Rep +2,924 Rep +28.7% 94%
2002 9,573 4,506 47.1% 1,825 19.1% 3,242 33.9% Rep +2,681 Rep +28.0% 89%
2000 9,399 4,375 46.5% 1,887 20.1% 3,137 33.4% Rep +2,488 Rep +26.5% 88%
1994 7,676 4,234 55.2% 1,705 22.2% 1,737 22.6% Rep +2,529 Rep +32.9% 77%
1986 6,586 3,555 54.0% 1,394 21.2% 1,637 24.9% Rep +2,161 Rep +32.8% 69%
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.