Polk County, Oregon
Precinct data
Results by precinct
16 precincts · 47,593 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -134134 | 2,577 | 2,176 | 178 | 4,931 | 52.3% | 44.1% | D+8.1 |
|---|---|---|---|---|---|---|---|
| Precinct -154154 | 1,805 | 2,654 | 158 | 4,617 | 39.1% | 57.5% | R+18.4 |
| Precinct -178178 | 2,512 | 1,825 | 232 | 4,569 | 55.0% | 39.9% | D+15.0 |
| Precinct -182182 | 2,434 | 1,887 | 173 | 4,494 | 54.2% | 42.0% | D+12.2 |
| Precinct -152152 | 1,357 | 2,829 | 131 | 4,317 | 31.4% | 65.5% | R+34.1 |
| Precinct -146146 | 2,259 | 1,577 | 141 | 3,977 | 56.8% | 39.7% | D+17.1 |
| Precinct -136136 | 1,968 | 1,552 | 129 | 3,649 | 53.9% | 42.5% | D+11.4 |
| Precinct -140140 | 1,885 | 1,337 | 146 | 3,368 | 56.0% | 39.7% | D+16.3 |
| Precinct -118118 | 1,245 | 1,706 | 117 | 3,068 | 40.6% | 55.6% | R+15.0 |
| Precinct -162162 | 1,089 | 1,708 | 100 | 2,897 | 37.6% | 59.0% | R+21.4 |
| Precinct -156156 | 1,056 | 1,441 | 122 | 2,619 | 40.3% | 55.0% | R+14.7 |
| Precinct -102102 | 446 | 861 | 40 | 1,347 | 33.1% | 63.9% | R+30.8 |
| Precinct -122122 | 543 | 615 | 27 | 1,185 | 45.8% | 51.9% | R+6.1 |
| Precinct -106106 | 328 | 729 | 29 | 1,086 | 30.2% | 67.1% | R+36.9 |
| Precinct -166166 | 281 | 434 | 41 | 756 | 37.2% | 57.4% | R+20.2 |
| Precinct -110110 | 249 | 437 | 27 | 713 | 34.9% | 61.3% | R+26.4 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −23.2% |
| 1896 | +3.1% |
| 1900 | −7.5% |
| 1904 | −39.6% |
| 1908 | −12.2% |
| 1912 | +4.9% |
| 1916 | −0.9% |
| 1920 | −23.0% |
| 1924 | −21.7% |
| 1928 | −30.2% |
| 1932 | +17.8% |
| 1936 | +22.3% |
| 1940 | −1.6% |
| 1944 | −8.0% |
| 1948 | −10.9% |
| 1952 | −39.2% |
| 1956 | −22.6% |
| 1960 | −18.9% |
| 1964 | +25.6% |
| 1968 | −16.2% |
| 1972 | −19.7% |
| 1976 | −2.2% |
| 1980 | −10.6% |
| 1984 | −18.5% |
| 1988 | −4.5% |
| 1992 | −2.1% |
| 1996 | −2.1% |
| 2000 | −10.8% |
| 2004 | −11.3% |
| 2008 | −0.5% |
| 2012 | −4.3% |
| 2016 | −6.3% |
| 2020 | −1.7% |
| 2024 | −3.6% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 46.3%18,920 | 50.7%20,746 | 40,896 |
| 2020 | R | 48.2%22,893 | 48.3%22,931 | 47,477 |
Registered voters
By party of registration, over time
Registration and the presidential vote track closely here — within 0.5 points.
64,564 registered voters · 2024 · up from 62,977 in 2022
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−133 net domestic migration · 2025
Net +9,962 over 2011–2025 · gain loss
Arrivals reported $59,759 in average income, against $84,651 for residents who stayed — 29% lower. (IRS SOI, 2022–23)
The places arrivals came from lean D+8.1 on average — 12 points more Democratic-leaning than Polk County, OR itself (R+3.6).
Where arrivals came from lean of each source
- Marion County, OR1,146R+2.0
- Yamhill County, OR201R+6.1
- Benton County, OR145D+39.3
- Multnomah County, OR142D+61.6
- Linn County, OR116R+24.3
- Washington County, OR115D+33.7
Where departures went households, 2022–23
- Marion County, OR1,159
- Yamhill County, OR210
- Linn County, OR156
- Washington County, OR145
- Multnomah County, OR126
- Clackamas County, OR106
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 | +68 |
| 2012 | −7 |
| 2013 | +105 |
| 2014 | +796 |
| 2015 | +1,114 |
| 2016 | +2,076 |
| 2017 | +1,882 |
| 2018 | +1,085 |
| 2019 | +892 |
| 2021 | +1,456 |
| 2022 | +448 |
| 2023 | +174 |
| 2024 | +6 |
| 2025 | −133 |
Polk County sits west of Salem along the Willamette River, blending rural farmland with small cities like Dallas and Independence. It shifted modestly rightward in 2024 but has remained competitive across recent cycles.
Across the recorded series it reached a Democratic high of 25.6 points in 1964 and a Republican high of 39.6 points in 1904. Between 2020 and 2024 the county moved 2.0 points toward the Republican candidate; the 2024 margin was 3.6 points.
A population of 89,662, a 74% non-Hispanic-white share, and a median household income of $85,118 describe the county. The county's voting pattern over the last decade is most similar to that of Yamhill County and Skagit 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 →
Polk County, Oregon. Akashic. https://akashic.app/county/41053/. Accessed May 20, 2026. License: CC BY 4.0.