Dallas County, Iowa
Precinct data
Results by precinct
46 precincts · 62,633 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Waukee 2Waukee 2 | 1,341 | 1,359 | 34 | 2,734 | 49.0% | 49.7% | R+0.7 |
|---|---|---|---|---|---|---|---|
| Precinct -West Des Moines 322West Des Moines 322 | 1,317 | 1,241 | 32 | 2,590 | 50.8% | 47.9% | D+2.9 |
| Precinct -Waukee 1Waukee 1 | 1,120 | 1,154 | 37 | 2,311 | 48.5% | 49.9% | R+1.5 |
| Precinct -Urbandale 16Urbandale 16 | 986 | 1,208 | 22 | 2,216 | 44.5% | 54.5% | R+10.0 |
| Precinct -West Des Moines 224West Des Moines 224 | 1,168 | 981 | 27 | 2,176 | 53.7% | 45.1% | D+8.6 |
| Precinct -Waukee 10Waukee 10 | 918 | 1,088 | 27 | 2,033 | 45.2% | 53.5% | R+8.4 |
| Precinct -West Des Moines 225West Des Moines 225 | 1,005 | 819 | 24 | 1,848 | 54.4% | 44.3% | D+10.1 |
| Precinct -Waukee 3Waukee 3 | 1,035 | 737 | 21 | 1,793 | 57.7% | 41.1% | D+16.6 |
| Precinct -Clive 5Clive 5 | 890 | 819 | 32 | 1,741 | 51.1% | 47.0% | D+4.1 |
| Precinct -Urbandale 14Urbandale 14 | 771 | 923 | 20 | 1,714 | 45.0% | 53.9% | R+8.9 |
| Precinct -West Des Moines 222West Des Moines 222 | 926 | 725 | 20 | 1,671 | 55.4% | 43.4% | D+12.0 |
| Precinct -Adel 3Adel 3 | 594 | 1,032 | 14 | 1,640 | 36.2% | 62.9% | R+26.7 |
| Precinct -Urbandale 15Urbandale 15 | 871 | 730 | 22 | 1,623 | 53.7% | 45.0% | D+8.7 |
| Precinct -Sugar Grove Dallas CenterSugar Grove Dallas Center | 551 | 1,035 | 25 | 1,611 | 34.2% | 64.2% | R+30.0 |
| Precinct -Waukee 8Waukee 8 | 786 | 778 | 31 | 1,595 | 49.3% | 48.8% | D+0.5 |
| Precinct -Grant/GrangerGrant/Granger | 527 | 948 | 31 | 1,506 | 35.0% | 62.9% | R+28.0 |
| Precinct -Waukee 7Waukee 7 | 732 | 695 | 12 | 1,439 | 50.9% | 48.3% | D+2.6 |
| Precinct -West Des Moines 321West Des Moines 321 | 787 | 617 | 27 | 1,431 | 55.0% | 43.1% | D+11.9 |
| Precinct -Urbandale 17Urbandale 17 | 662 | 757 | 10 | 1,429 | 46.3% | 53.0% | R+6.6 |
| Precinct -Urbandale 18Urbandale 18 | 635 | 771 | 17 | 1,423 | 44.6% | 54.2% | R+9.6 |
| Precinct -Clive 6Clive 6 | 729 | 669 | 19 | 1,417 | 51.4% | 47.2% | D+4.2 |
| Precinct -West Des Moines 221West Des Moines 221 | 752 | 635 | 20 | 1,407 | 53.4% | 45.1% | D+8.3 |
| Precinct -Waukee 9Waukee 9 | 704 | 668 | 9 | 1,381 | 51.0% | 48.4% | D+2.6 |
| Precinct -West Des Moines 223West Des Moines 223 | 721 | 613 | 19 | 1,353 | 53.3% | 45.3% | D+8.0 |
| Precinct -Waukee 5Waukee 5 | 648 | 605 | 16 | 1,269 | 51.1% | 47.7% | D+3.4 |
| Precinct -Waukee 6Waukee 6 | 661 | 579 | 21 | 1,261 | 52.4% | 45.9% | D+6.5 |
| Precinct -Beaver Des MoinesBeaver Des Moines | 502 | 731 | 20 | 1,253 | 40.1% | 58.3% | R+18.3 |
| Precinct -Adams/ColfaxAdams/Colfax | 368 | 849 | 19 | 1,236 | 29.8% | 68.7% | R+38.9 |
| Precinct -Van Meter TownshipVan Meter Township | 389 | 818 | 19 | 1,226 | 31.7% | 66.7% | R+35.0 |
| Precinct -UnionUnion | 359 | 836 | 18 | 1,213 | 29.6% | 68.9% | R+39.3 |
| Precinct -Clive 7Clive 7 | 496 | 599 | 17 | 1,112 | 44.6% | 53.9% | R+9.3 |
| Precinct -West Des Moines 226West Des Moines 226 | 645 | 447 | 11 | 1,103 | 58.5% | 40.5% | D+18.0 |
| Precinct -Adel 2Adel 2 | 446 | 602 | 25 | 1,073 | 41.6% | 56.1% | R+14.5 |
| Precinct -Waukee 4Waukee 4 | 522 | 518 | 11 | 1,051 | 49.7% | 49.3% | D+0.4 |
| Precinct -West Des Moines 227West Des Moines 227 | 585 | 421 | 14 | 1,020 | 57.4% | 41.3% | D+16.1 |
| Precinct -Van MeterVan Meter | 360 | 576 | 24 | 960 | 37.5% | 60.0% | R+22.5 |
| Precinct -Perry 1Perry 1 | 486 | 446 | 12 | 944 | 51.5% | 47.2% | D+4.2 |
| Precinct -Adel 1Adel 1 | 367 | 535 | 17 | 919 | 39.9% | 58.2% | R+18.3 |
| Precinct -Clive 8Clive 8 | 363 | 474 | 5 | 842 | 43.1% | 56.3% | R+13.2 |
| Precinct -Perry 3Perry 3 | 413 | 411 | 8 | 832 | 49.6% | 49.4% | D+0.2 |
| Precinct -Perry 2Perry 2 | 451 | 366 | 11 | 828 | 54.5% | 44.2% | D+10.3 |
| Precinct -Lincoln Washington LinnLincoln Washington Linn | 186 | 448 | 8 | 642 | 29.0% | 69.8% | R+40.8 |
| Precinct -Adel TownshipAdel Township | 204 | 390 | 9 | 603 | 33.8% | 64.7% | R+30.8 |
| Precinct -Spring Valley DallasSpring Valley Dallas | 201 | 317 | 7 | 525 | 38.3% | 60.4% | R+22.1 |
| Precinct -DeSotoDeSoto | 183 | 313 | 11 | 507 | 36.1% | 61.7% | R+25.6 |
| Precinct -Grimes/Walnut TWPGrimes/Walnut TWP | 39 | 91 | 2 | 132 | 29.5% | 68.9% | R+39.4 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −21.7% |
| 1896 | −17.6% |
| 1900 | −28.8% |
| 1904 | −46.8% |
| 1908 | −24.1% |
| 1912 | −2.0% |
| 1916 | −7.3% |
| 1920 | −43.4% |
| 1924 | −52.9% |
| 1928 | −40.0% |
| 1932 | +3.9% |
| 1936 | +7.5% |
| 1940 | +0.5% |
| 1944 | −0.9% |
| 1948 | +7.9% |
| 1952 | −27.8% |
| 1956 | −12.1% |
| 1960 | −8.0% |
| 1964 | +32.7% |
| 1968 | −4.3% |
| 1972 | −9.3% |
| 1976 | +11.5% |
| 1980 | −7.6% |
| 1984 | +3.8% |
| 1988 | +21.3% |
| 1992 | +6.5% |
| 1996 | +8.6% |
| 2000 | −9.0% |
| 2004 | −16.2% |
| 2008 | −5.5% |
| 2012 | −11.6% |
| 2016 | −9.4% |
| 2020 | −2.0% |
| 2024 | −4.7% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 47.1%20,757 | 52.9%23,286 | 44,043 |
| 2020 | R | 45.8%25,427 | 51.7%28,727 | 55,541 |
Registered voters
By party of registration, over time
Registration and the presidential vote track closely here — within 2.7 points.
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 42,156 | 11,583 | 13,977 | 16,582 | 14 |
| 2010 | 45,626 | 11,517 | 15,844 | 18,238 | 27 |
| 2012 | 49,373 | 11,696 | 17,879 | 19,751 | 47 |
| 2014 | 53,006 | 11,704 | 18,748 | 22,420 | 134 |
| 2016 | 57,150 | 13,706 | 21,218 | 21,949 | 277 |
| 2018 | 61,468 | 15,367 | 21,376 | 24,153 | 572 |
| 2020 | 68,331 | 20,371 | 24,011 | 23,323 | 626 |
| 2022 | 72,779 | 20,828 | 24,875 | 26,418 | 658 |
| 2024 | 78,403 | 21,316 | 27,166 | 29,170 | 751 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+2,532 net domestic migration · 2025
Net +29,530 over 2011–2025 · gain loss
Arrivals reported $79,479 in average income, against $144,522 for residents who stayed — 45% lower. (IRS SOI, 2022–23)
The places arrivals came from lean D+5.5 on average — 10 points more Democratic-leaning than Dallas County, IA itself (R+4.7).
Where arrivals came from lean of each source
- Polk County, IA2,531D+10.8
- Warren County, IA132R+20.6
- Story County, IA116D+10.3
- Johnson County, IA74D+37.8
- Black Hawk County, IA70D+1.2
- Madison County, IA70R+38.5
Where departures went households, 2022–23
- Polk County, IA2,125
- Warren County, IA165
- Story County, IA93
- Madison County, IA85
- Boone County, IA59
- Maricopa County, AZ57
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | +2,044 |
| 2012 | +1,528 |
| 2013 | +1,535 |
| 2014 | +1,657 |
| 2015 | +1,786 |
| 2016 | +2,559 |
| 2017 | +1,885 |
| 2018 | +1,895 |
| 2019 | +2,577 |
| 2021 | +2,913 |
| 2022 | +2,729 |
| 2023 | +1,852 |
| 2024 | +2,038 |
| 2025 | +2,532 |
Rapid population growth west of Des Moines has transformed Dallas County from a heavily Republican stronghold into one of Iowa's most competitive suburban battlegrounds, with the 2024 presidential margin tightening to R+4.7.
Across the recorded series it reached a Democratic high of 32.7 points in 1964 and a Republican high of 52.9 points in 1924. Between 2020 and 2024 the county moved 2.7 points toward the Republican candidate; the 2024 margin was 4.7 points.
A population of 107,968, a 81% non-Hispanic-white share, and a median household income of $102,379 describe the county. The county's voting pattern over the last decade is most similar to that of Olmsted County and Broomfield County.
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Dallas County, Iowa. Akashic. https://akashic.app/county/19049/. Accessed May 20, 2026. License: CC BY 4.0.