Pottawattamie County, Iowa
Precinct data
Results by precinct
40 precincts · 44,411 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Council Bluffs 22Council Bluffs 22 | 848 | 1,317 | 32 | 2,197 | 38.6% | 59.9% | R+21.3 |
|---|---|---|---|---|---|---|---|
| Precinct -GarnerGarner | 670 | 1,398 | 21 | 2,089 | 32.1% | 66.9% | R+34.8 |
| Precinct -UnderwoodUnderwood | 567 | 1,229 | 24 | 1,820 | 31.2% | 67.5% | R+36.4 |
| Precinct -Council Bluffs 10Council Bluffs 10 | 824 | 970 | 22 | 1,816 | 45.4% | 53.4% | R+8.0 |
| Precinct -TreynorTreynor | 446 | 1,300 | 20 | 1,766 | 25.3% | 73.6% | R+48.4 |
| Precinct -Council Bluffs 08Council Bluffs 08 | 800 | 871 | 29 | 1,700 | 47.1% | 51.2% | R+4.2 |
| Precinct -CrescentCrescent | 590 | 1,062 | 24 | 1,676 | 35.2% | 63.4% | R+28.2 |
| Precinct -Lewis 2Lewis 2 | 517 | 1,056 | 13 | 1,586 | 32.6% | 66.6% | R+34.0 |
| Precinct -Council Bluffs 06Council Bluffs 06 | 715 | 747 | 22 | 1,484 | 48.2% | 50.3% | R+2.2 |
| Precinct -Council Bluffs 09Council Bluffs 09 | 687 | 759 | 13 | 1,459 | 47.1% | 52.0% | R+4.9 |
| Precinct -Council Bluffs 07Council Bluffs 07 | 668 | 721 | 32 | 1,421 | 47.0% | 50.7% | R+3.7 |
| Precinct -Council Bluffs 12Council Bluffs 12 | 615 | 764 | 21 | 1,400 | 43.9% | 54.6% | R+10.6 |
| Precinct -Council Bluffs 11Council Bluffs 11 | 687 | 666 | 20 | 1,373 | 50.0% | 48.5% | D+1.5 |
| Precinct -Lewis 1Lewis 1 | 495 | 842 | 17 | 1,354 | 36.6% | 62.2% | R+25.6 |
| Precinct -Council Bluffs 17Council Bluffs 17 | 553 | 649 | 19 | 1,221 | 45.3% | 53.2% | R+7.9 |
| Precinct -Council Bluffs 02Council Bluffs 02 | 513 | 630 | 21 | 1,164 | 44.1% | 54.1% | R+10.1 |
| Precinct -Council Bluffs 18Council Bluffs 18 | 491 | 657 | 8 | 1,156 | 42.5% | 56.8% | R+14.4 |
| Precinct -AvocaAvoca | 372 | 760 | 15 | 1,147 | 32.4% | 66.3% | R+33.8 |
| Precinct -OaklandOakland | 331 | 800 | 14 | 1,145 | 28.9% | 69.9% | R+41.0 |
| Precinct -Council Bluffs 16Council Bluffs 16 | 443 | 557 | 25 | 1,025 | 43.2% | 54.3% | R+11.1 |
| Precinct -Council Bluffs 20Council Bluffs 20 | 421 | 550 | 12 | 983 | 42.8% | 56.0% | R+13.1 |
| Precinct -Council Bluffs 05Council Bluffs 05 | 406 | 540 | 12 | 958 | 42.4% | 56.4% | R+14.0 |
| Precinct -Council Bluffs 19Council Bluffs 19 | 403 | 531 | 14 | 948 | 42.5% | 56.0% | R+13.5 |
| Precinct -Council Bluffs 03Council Bluffs 03 | 423 | 499 | 14 | 936 | 45.2% | 53.3% | R+8.1 |
| Precinct -Council Bluffs 04Council Bluffs 04 | 381 | 529 | 10 | 920 | 41.4% | 57.5% | R+16.1 |
| Precinct -CarsonCarson | 235 | 640 | 14 | 889 | 26.4% | 72.0% | R+45.6 |
| Precinct -Council Bluffs 21Council Bluffs 21 | 352 | 504 | 12 | 868 | 40.6% | 58.1% | R+17.5 |
| Precinct -Council Bluffs 15Council Bluffs 15 | 418 | 421 | 12 | 851 | 49.1% | 49.5% | R+0.4 |
| Precinct -Council Bluffs 01Council Bluffs 01 | 369 | 462 | 18 | 849 | 43.5% | 54.4% | R+11.0 |
| Precinct -Council Bluffs 14Council Bluffs 14 | 362 | 450 | 11 | 823 | 44.0% | 54.7% | R+10.7 |
| Precinct -Carter Lake 1Carter Lake 1 | 345 | 435 | 13 | 793 | 43.5% | 54.9% | R+11.3 |
| Precinct -Carter Lake 2Carter Lake 2 | 275 | 461 | 15 | 751 | 36.6% | 61.4% | R+24.8 |
| Precinct -Council Bluffs 13Council Bluffs 13 | 395 | 331 | 3 | 729 | 54.2% | 45.4% | D+8.8 |
| Precinct -MindenMinden | 169 | 540 | 5 | 714 | 23.7% | 75.6% | R+52.0 |
| Precinct -BoomerBoomer | 177 | 477 | 8 | 662 | 26.7% | 72.1% | R+45.3 |
| Precinct -WalnutWalnut | 186 | 390 | 10 | 586 | 31.7% | 66.6% | R+34.8 |
| Precinct -NeolaNeola | 157 | 343 | 9 | 509 | 30.8% | 67.4% | R+36.5 |
| Precinct -MacedoniaMacedonia | 84 | 247 | 2 | 333 | 25.2% | 74.2% | R+48.9 |
| Precinct -HancockHancock | 54 | 158 | 0 | 212 | 25.5% | 74.5% | R+49.1 |
| Precinct -McClellandMcClelland | 24 | 72 | 2 | 98 | 24.5% | 73.5% | R+49.0 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +2.3% |
| 1896 | −3.0% |
| 1900 | −9.6% |
| 1904 | −27.9% |
| 1908 | −5.1% |
| 1912 | +27.3% |
| 1916 | +2.2% |
| 1920 | −32.8% |
| 1924 | −31.9% |
| 1928 | −18.3% |
| 1932 | +26.7% |
| 1936 | +14.0% |
| 1940 | −2.3% |
| 1944 | −8.7% |
| 1948 | −4.0% |
| 1952 | −22.7% |
| 1956 | −16.1% |
| 1960 | −15.6% |
| 1964 | +10.6% |
| 1968 | −23.0% |
| 1972 | −40.9% |
| 1976 | −7.7% |
| 1980 | −28.7% |
| 1984 | −27.0% |
| 1988 | −6.9% |
| 1992 | −6.6% |
| 1996 | −7.2% |
| 2000 | −11.8% |
| 2004 | −18.3% |
| 2008 | −1.9% |
| 2012 | −5.2% |
| 2016 | −21.1% |
| 2020 | −16.8% |
| 2024 | −19.9% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 38.6%11,173 | 61.4%17,785 | 28,958 |
| 2020 | R | 41.1%18,520 | 54.9%24,720 | 45,033 |
Registered voters
By party of registration, over time
Registration leans Republican; the presidential vote runs 5.4 points more Democratic.
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 60,617 | 19,362 | 20,624 | 20,612 | 19 |
| 2010 | 62,447 | 19,492 | 21,385 | 21,521 | 49 |
| 2012 | 63,067 | 18,795 | 22,903 | 21,294 | 75 |
| 2014 | 62,068 | 17,575 | 22,241 | 22,055 | 197 |
| 2016 | 63,459 | 17,655 | 22,967 | 22,358 | 479 |
| 2018 | 65,489 | 17,868 | 23,259 | 23,654 | 708 |
| 2020 | 66,297 | 19,048 | 25,328 | 21,090 | 831 |
| 2022 | 64,956 | 17,686 | 25,440 | 20,935 | 895 |
| 2024 | 65,522 | 16,914 | 26,396 | 21,236 | 976 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−23 net domestic migration · 2025
Net −3,214 over 2011–2025 · gain loss
Arrivals reported $52,167 in average income, against $81,448 for residents who stayed — 36% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+4.1 on average — 16 points more Democratic-leaning than Pottawattamie County, IA itself (R+19.9).
Where arrivals came from lean of each source
- Douglas County, NE787D+10.1
- Sarpy County, NE229R+11.6
- Mills County, IA81R+39.0
- Harrison County, IA62R+41.7
- Shelby County, IA50R+42.9
- Cass County, IA40R+40.6
Where departures went households, 2022–23
- Douglas County, NE692
- Sarpy County, NE205
- Mills County, IA84
- Shelby County, IA66
- Harrison County, IA60
- Polk County, IA51
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 | −272 |
| 2012 | −927 |
| 2013 | −396 |
| 2014 | +78 |
| 2015 | +1 |
| 2016 | −370 |
| 2017 | −349 |
| 2018 | −322 |
| 2019 | −216 |
| 2021 | −170 |
| 2022 | −269 |
| 2023 | +70 |
| 2024 | −49 |
| 2025 | −23 |
Home to Council Bluffs and sitting at Iowa's western edge across from Omaha, Pottawattamie gave Republicans a nearly 20-point margin in 2024 — a swing of roughly 30 points from its competitive posture two decades ago.
Across the recorded series it reached a Democratic high of 27.3 points in 1912 and a Republican high of 40.9 points in 1972. Between 2020 and 2024 the county moved 3.1 points toward the Republican candidate; the 2024 margin was 19.9 points.
A population of 93,424, a 85% non-Hispanic-white share, and a median household income of $73,602 describe the county. The county's voting pattern over the last decade is most similar to that of Green County and Delaware 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 →
Pottawattamie County, Iowa. Akashic. https://akashic.app/county/19155/. Accessed May 20, 2026. License: CC BY 4.0.