RightDataUSA

Dallas County, IA


Metropolitan Statistical Area: Des Moines-West Des Moines, IA
Designated Market Area: Des Moines-Ames, IA-MO
USDA County Type (2025): Retirement Destination
American Communities Project County Type (2023): Exurbs

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

 

Tracts in Dallas County, IA

   



Click here to view demographic data for Dallas County, IA

2024 population: 115,343   ( 15,608 from 2020)
Land area: 588.3 square miles
Population density: 196.1 persons per square mile

2024 Census data
White:93,849 81.37% 12.1%
Black:4,5843.97% 70.0%
Indian:2080.18% 30.8%
Asian:6,1335.32% 17.3%
2+ races:2,0821.81% 42.6%
Hispanic:8,4877.36% 30.6%
Total non-White:21,49418.63% 34.0%

2020-2024 ComponentsNumberRate
Births:5,825 14.6
Deaths:2,6436.6
Net Migration: 10,29225.8
Net Immigration: 2,1395.4
Change in White population:10,155 10.2
Change in Non-White pop.:5,453 5.5



Historical Presidential Election Results for Dallas County, IA

Recent Trends
VotesΔ MarginSwing %
2024 vs. 2020 R +4,387 R +1,864 R + 2.8%
D +2,523
2024 vs. 2016 R +13,035 D +666 D + 5.6%
D +13,701
2020 vs. 2016 R +8,648 D +2,530 D + 8.4%
D +11,178
2024 vs. 2012 R +11,386 D +1,440 D + 6.9%
D +12,826
2016 vs. 2008 R +2,385 R +1,833 R + 4.8%
D +552
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 75% Donald Trump (R) 32,374 51.4% Kamala Harris (D) 29,402 46.7% 1,185 [+] 1.9% 62,961 -4 2 3.78%
2020 76% Donald Trump* (R) 27,987 50.0% Joe Biden (D) 26,879 48.0% 1,156 [+] 2.1% 56,022 -3 3 3.31%
2016 61% Donald Trump (R) 19,339 50.6% Hillary Clinton (D) 15,701 41.0% 3,212 [+] 8.4% 38,252 -1 5 2.44%
2012 73% Mitt Romney (R) 20,988 55.1% Barack Obama* (D) 16,576 43.5% 552 [+] 1.4% 38,116 9 8 2.41%
2008 75% John McCain (R) 16,954 51.9% Barack Obama (D) 15,149 46.4% 540 [+] 1.7% 32,643 8 6 2.12%
2004 72% George W. Bush* (R) 15,183 57.7% John Kerry (D) 10,917 41.5% 193 [+] 0.7% 26,293 8 7 1.74%
2000 66% George W. Bush (R) 10,306 53.3% Albert Gore, Jr. (D) 8,561 44.3% 463 [+] 2.4% 19,330 5 5 1.47%
1996 61% Bill Clinton* (D) 8,017 50.1% Robert Dole (R) 6,647 41.5% 1,346 [+] 8.4% 16,010 2 1 1.30%
1992 65% Bill Clinton (D) 6,554 44.1% George Bush* (R) 5,587 37.6% 2,720 [+] 18.3% 14,861 0 0 1.10%
1988 58% Michael Dukakis (D) 7,501 60.4% George Bush (R) 4,858 39.1% 60 [+] 0.5% 12,419 -5 -14 1.01%
1984 61% Walter Mondale (D) 6,564 51.7% Ronald Reagan* (R) 6,080 47.8% 63 0.5% 12,707 -5 -11 0.96%
1980 63% Ronald Reagan (R) 6,296 48.6% Jimmy Carter* (D) 5,310 41.0% 1,358 [+] 10.5% 12,964 -3 -2 0.98%
1976 66% Jimmy Carter (D) 6,722 54.9% Gerald Ford* (R) 5,308 43.3% 217 [+] 1.8% 12,247 -6 -5 0.96%
1972 65% Richard Nixon* (R) 6,143 53.7% George McGovern (D) 5,085 44.5% 208 [+] 1.8% 11,436 -4 -7 0.93%
1968 75% Richard Nixon (R) 5,549 49.2% Hubert Humphrey (D) 5,062 44.8% 676 [+] 6.0% 11,287 -4 6 0.97%
1964 77% Lyndon Johnson* (D) 7,447 66.1% Barry Goldwater (R) 3,763 33.4% 52 0.5% 11,262 -5 -5 0.95%
1960 86% Richard Nixon (R) 6,566 53.9% John Kennedy (D) 5,597 46.0% 13 0.1% 12,176 -3 4 0.96%
1956 79% Dwight Eisenhower* (R) 6,619 56.1% Adlai Stevenson (D) 5,185 43.9% 2 0.0% 11,806 -3 -1 0.96%
1952 85% Dwight Eisenhower (R) 8,008 63.5% Adlai Stevenson (D) 4,501 35.7% 101 0.8% 12,610 0 8 0.99%
1948 72% Harry Truman* (D) 5,661 52.3% Thomas Dewey (R) 4,810 44.5% 348 [+] 3.2% 10,819 -3 -1 1.04%
1944 71% Thomas Dewey (R) 5,413 49.8% Franklin Roosevelt* (D) 5,316 48.9% 135 1.2% 10,864 -2 4 1.03%
1940 82% Franklin Roosevelt* (D) 6,279 49.7% Wendell Willkie (R) 6,218 49.2% 131 1.0% 12,628 -3 4 1.04%
1936 81% Franklin Roosevelt* (D) 6,341 53.0% Alf Landon (R) 5,442 45.5% 190 [+] 1.6% 11,973 3 9 1.05%
1932 64% Franklin Roosevelt (D) 4,887 50.8% Herbert Hoover* (R) 4,516 47.0% 208 [+] 2.2% 9,611 7 7 0.93%
1928 71% Herbert Hoover (R) 7,294 70.1% Al Smith (D) 3,108 29.9% 0 0.0% 10,402 8 12 1.03%
1924 70% Calvin Coolidge (R) 6,359 62.0% Robert LaFollette (Prog) 2,959 28.9% 933 [+] 9.1% 10,251 7 8 1.05%
1920 65% Warren Harding (R) 6,677 70.6% James Cox (D) 2,577 27.3% 200 [+] 2.1% 9,454 0 10 1.06%
1916 40% Charles Evans Hughes (R) 2,900 52.7% Woodrow Wilson* (D) 2,455 44.7% 143 [+] 2.6% 5,498 -2 7 1.07%
1912 39% William Taft* (R) 1,825 34.8% Woodrow Wilson (D) 1,718 32.7% 1,706 [+] 32.5% 5,249 10 12 1.07%
1908 41% William Taft (R) 3,132 59.9% William J. Bryan (D) 1,871 35.8% 222 [+] 4.2% 5,225 4 8 1.06%
1904 40% Theodore Roosevelt (R) 3,499 70.0% Alton Parker (D) 1,159 23.2% 341 [+] 6.8% 4,999 7 14 1.03%
1900 47% William McKinley* (R) 3,601 62.4% William J. Bryan (D) 1,940 33.6% 234 [+] 4.1% 5,775 4 11 1.09%
* incumbent         PSV: percent of state vote

Historical Statewide Election Results for Dallas County, IA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 53% Charles Grassley* (R) 23,286 52.8% Michael Franken (D) 20,757 47.1% 60 [+] 0.1% 44,103 -3 3.62%
2022 G 53% Kim Reynolds* (R) 24,403 54.7% Deidre DeJear (D) 19,272 43.2% 934 [+] 2.1% 44,609 -3 3.65%
2020 S2 76% Joni Ernst* (R) 28,727 51.7% Theresa Greenfield (D) 25,427 45.8% 1,420 [+] 2.6% 55,574 0 3.32%
2018 G 61% Kim Reynolds* (R) 21,189 50.8% Fred Hubbell (D) 19,804 47.4% 751 [+] 1.8% 41,744 0 3.14%
2016 S3 60% Charles Grassley* (R) 24,374 64.5% Patty Judge (D) 11,876 31.4% 1,525 [+] 4.0% 37,775 4 2.45%
2014 S2 50% Joni Ernst (R) 17,205 59.5% Bruce Braley (D) 10,763 37.2% 952 [+] 3.3% 28,920 7 2.56%
2014 G 50% Terry Branstad* (R) 18,815 64.9% Jack Hatch (D) 9,072 31.3% 1,096 [+] 3.8% 28,983 6 2.56%
2010 S3 54% Charles Grassley* (R) 18,126 71.2% Roxanne Conlin (D) 6,736 26.4% 611 [+] 2.4% 25,473 7 2.28%
2010 G 55% Terry Branstad (R) 15,103 59.0% Chet Culver* (D) 9,242 36.1% 1,236 [+] 4.8% 25,581 6 2.28%
2008 S2 74% Tom Harkin* (D) 16,765 52.3% Christopher Reed (R) 15,248 47.6% 17 [+] 0.1% 32,030 10 2.13%
2006 G 49% Jim Nussle (R) 10,031 50.9% Chet Culver (D) 9,327 47.3% 349 [+] 1.8% 19,707 7 1.87%
2004 S3 71% Charles Grassley* (R) 19,819 76.4% Art Small (D) 5,714 22.0% 410 [+] 1.6% 25,943 6 1.75%
2002 S2 50% Tom Harkin* (D) 8,165 49.7% Greg Ganske (R) 7,978 48.6% 274 [+] 1.7% 16,417 5 1.60%
2002 G 50% Tom Vilsack* (D) 8,241 50.1% Doug Gross (R) 7,819 47.5% 399 [+] 2.4% 16,459 3 1.60%
1998 S3 49% Charles Grassley* (R) 9,482 69.3% David Osterberg (D) 4,057 29.7% 142 [+] 1.0% 13,681 1 1.44%
1998 G 50% Tom Vilsack (D) 7,333 53.3% Jim Ross Lightfoot (R) 6,284 45.6% 152 [+] 1.1% 13,769 -1 1.44%
1996 S2 61% Tom Harkin* (D) 8,397 52.4% Jim Ross Lightfoot (R) 7,450 46.5% 169 [+] 1.1% 16,016 0 1.31%
1994 G 52% Terry Branstad* (R) 7,001 55.0% Bonnie Campbell (D) 5,517 43.3% 214 [+] 1.7% 12,732 -2 1.28%
1992 S3 64% Charles Grassley* (R) 10,209 69.1% Jean Lloyd-Jones (D) 4,006 27.1% 551 [+] 3.7% 14,766 0 1.14%
1990 S2 50% Tom Harkin* (D) 6,754 62.9% Tom Tauke (R) 3,967 37.0% 15 [+] 0.1% 10,736 -9 1.09%
1990 G 46% Terry Branstad* (R) 5,423 55.4% Donald Avenson (D) 4,281 43.8% 76 [+] 0.8% 9,780 -5 1.00%
1986 S3 46% Charles Grassley* (R) 5,665 58.6% John Roehrick (D) 3,953 40.9% 49 [+] 0.5% 9,667 -7 1.08%
1986 G 46% Lowell Junkins (D) 5,151 53.2% Terry Branstad* (R) 4,523 46.7% 7 [+] 0.1% 9,681 -5 1.06%
1984 S2 61% Tom Harkin (D) 8,115 63.0% Roger Jepsen* (R) 4,558 35.4% 217 [+] 1.7% 12,890 -8 1.00%
1982 G 54% Roxanne Conlin (D) 6,251 55.9% Terry Branstad (R) 4,852 43.4% 81 [+] 0.7% 11,184 -9 1.08%
1980 S3 61% John Culver* (D) 6,522 51.4% Charles Grassley (R) 6,084 47.9% 95 [+] 0.7% 12,701 -6 0.99%
1978 S2 44% Dick Clark* (D) 4,532 54.3% Roger Jepsen (R) 3,740 44.8% 76 [+] 0.9% 8,348 -6 1.01%
1978 G 45% Robert Ray* (R) 4,399 51.8% Jerry Fitzgerald (D) 4,049 47.6% 52 [+] 0.6% 8,500 -7 1.01%
1974 S3 51% John Culver (D) 4,848 52.9% David Stanley (R) 4,265 46.5% 55 [+] 0.6% 9,168 -1 1.03%
1974 G 52% Robert Ray* (R) 5,357 56.9% James Schaben (D) 3,990 42.4% 64 [+] 0.7% 9,411 -1 1.02%
1972 S2 65% Dick Clark (D) 6,514 57.2% Jack Miller* (R) 4,774 42.0% 91 [+] 0.8% 11,379 -2 0.95%
1972 G 65% Robert Ray* (R) 6,081 53.1% Paul Franzenburg (D) 5,194 45.4% 172 [+] 1.5% 11,447 -5 0.95%
1970 G 45% Robert Ray* (R) 3,607 50.0% Robert Fulton (D) 3,386 47.0% 214 [+] 3.0% 7,207 -1 0.91%
1968 S3 74% Harold Hughes (D) 6,228 56.0% David Stanley (R) 4,896 44.0% 7 [+] 0.1% 11,131 -6 0.97%
1968 G 73% Paul Franzenburg (D) 5,580 50.3% Robert Ray (R) 5,499 49.6% 6 [+] 0.1% 11,085 -4 0.98%
1966 S2 54% Jack Miller* (R) 4,411 54.6% E.B. Smith (D) 3,547 43.9% 121 [+] 1.5% 8,079 -6 0.94%
1966 G 55% Harold Hughes* (D) 4,775 57.9% William Murray (R) 3,424 41.5% 44 [+] 0.5% 8,243 -3 0.92%
1964 G 76% Harold Hughes* (D) 7,801 69.8% Evan Hultman (R) 3,297 29.5% 83 [+] 0.7% 11,181 -2 0.96%
1962 S3 51% E.B. Smith (D) 3,810 51.8% Bourke Hickenlooper* (R) 3,549 48.2% 0 0.0% 7,359 -5 0.91%
1962 G 51% Harold Hughes (D) 4,077 55.2% Norman Erbe* (R) 3,315 44.8% 0 0.0% 7,392 -3 0.90%
1960 S2 85% Jack Miller (R) 6,015 50.1% Herschel Loveless (D) 5,987 49.9% 0 0.0% 12,002 -2 0.97%
1960 G 85% Norman Erbe (R) 6,193 51.5% Edward McManus (D) 5,828 48.5% 0 0.0% 12,021 -1 0.97%
*: 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 Dallas County, IA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2024-11-05 IA03Zach Nunn* (R) 32,742 53.1% Lanon Baccam (D) 28,796 46.7% 144 0.2% 61,682
County Total for 2024-11-05:   61,682
2022-11-08 IA03Zach Nunn (R) 22,814 51.7% Cindy Axne* (D) 21,239 48.2% 57 0.1% 44,110
County Total for 2022-11-08:   44,110
2020-11-03 IA03David Young (R) 27,907 50.8% Cindy Axne* (D) 25,367 46.2% 1,636 3.0% 54,910
County Total for 2020-11-03:   54,910
2018-11-06 IA03David Young* (R) 21,089 51.5% Cindy Axne (D) 18,593 45.4% 1,266 3.1% 40,948
County Total for 2018-11-06:   40,948
2016-11-08 IA03David Young* (R) 22,491 60.5% Jim Mowrer (D) 12,663 34.0% 2,050 5.5% 37,204
County Total for 2016-11-08:   37,204
2014-11-04 IA03David Young (R) 17,677 61.4% Staci Appel (D) 9,937 34.5% 1,180 4.1% 28,794
County Total for 2014-11-04:   28,794
2012-11-06 IA03Tom Latham* (R) 23,033 62.1% Leonard Boswell* (D) 12,842 34.6% 1,224 3.3% 37,099
County Total for 2012-11-06:   37,099
2010-11-02 IA04Tom Latham* (R) 17,609 70.1% Bill Maske (D) 6,986 27.8% 530 2.1% 25,125
County Total for 2010-11-02:   25,125
2008-11-04 IA04Tom Latham* (R) 19,491 61.4% Becky Greenwald (D) 12,239 38.6% 17 0.1% 31,747
County Total for 2008-11-04:   31,747
2006-11-07 IA04Tom Latham* (R) 12,136 62.4% Selden Spencer (D) 7,294 37.5% 9 0.0% 19,439
County Total for 2006-11-07:   19,439
2004-11-02 IA04Tom Latham* (R) 16,761 66.2% Paul Johnson (D) 8,561 33.8% 5 0.0% 25,327
County Total for 2004-11-02:   25,327
2002-11-05 IA04Tom Latham* (R) 9,292 57.4% John Norris (D) 6,539 40.4% 368 2.3% 16,199
County Total for 2002-11-05:   16,199
2000-11-07 IA04Greg Ganske* (R) 12,235 65.2% Michael Huston (D) 6,153 32.8% 386 2.1% 18,774
County Total for 2000-11-07:   18,774
1998-11-03 IA04Greg Ganske* (R) 8,965 65.9% Jon Dvorak (D) 4,501 33.1% 136 1.0% 13,602
County Total for 1998-11-03:   13,602
1996-11-05 IA04Greg Ganske* (R) 8,188 51.4% Connie McBurney (D) 7,565 47.5% 169 1.1% 15,922
County Total for 1996-11-05:   15,922
1994-11-08 IA04Greg Ganske (R) 6,625 52.4% Neal Smith* (D) 5,868 46.4% 145 1.1% 12,638
County Total for 1994-11-08:   12,638
1992-11-03 IA04Neal Smith* (D) 9,298 64.1% Paul Lunde (R) 4,861 33.5% 352 2.4% 14,511
County Total for 1992-11-03:   14,511
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Dallas County, IA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2024 62,914 23,502 37.4% 17,797 28.3% 21,615 34.4% Rep +5,705 Rep +9.1% 75%
2022 63,355 22,517 35.5% 18,624 29.4% 22,214 35.1% Rep +3,893 Rep +6.1% 76%
2020 64,474 22,829 35.4% 19,564 30.3% 22,081 34.2% Rep +3,265 Rep +5.1% 77%
2018 57,147 19,996 35.0% 14,525 25.4% 22,626 39.6% Rep +5,471 Rep +9.6% 75%
2016 52,469 19,761 37.7% 12,777 24.4% 19,931 38.0% Rep +6,984 Rep +13.3% 76%
2014 46,658 16,985 36.4% 10,349 22.2% 19,324 41.4% Rep +6,636 Rep +14.2% 76%
2012 42,993 16,162 37.6% 10,210 23.7% 16,621 38.7% Rep +5,952 Rep +13.8% 79%
2010 42,831 15,011 35.0% 10,899 25.4% 16,921 39.5% Rep +4,112 Rep +9.6% 91%
2008 40,072 13,323 33.2% 11,186 27.9% 15,563 38.8% Rep +2,137 Rep +5.3% 92%
2006 35,750 11,842 33.1% 8,965 25.1% 14,943 41.8% Rep +2,877 Rep +8.0% 90%
2004 34,316 11,643 33.9% 8,915 26.0% 13,758 40.1% Rep +2,728 Rep +7.9% 94%
2002 28,044 9,552 34.1% 7,358 26.2% 11,134 39.7% Rep +2,194 Rep +7.8% 86%
2000 25,665 8,373 32.6% 7,356 28.7% 9,936 38.7% Rep +1,017 Rep +4.0% 88%
1994 18,567 6,591 35.5% 7,058 38.0% 4,918 26.5% Dem +467 Dem +2.5% 76%
1986 16,305 4,309 26.4% 6,772 41.5% 5,224 32.0% Dem +2,463 Dem +15.1% 77%
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.