Olathe, Kansas
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −28.3% |
| 2008 | −14.2% |
| 2012 | −22.7% |
| 2016 | −10.8% |
| 2020 | +1.9% |
| 2024 | +2.4% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| D | 50.2%Harris37,319 | 47.8%Trump35,533 | 1.9% | D+2.4 | D+0.5 | D+3.9 | 74,292 | |
| D | 49.7%Biden36,515 | 47.9%Trump35,130 | 2.4% | D+1.9 | D+12.7 | R+2.6 | 73,399 | |
| R | 39.6%Clinton24,174 | 50.4%Trump30,785 | 10.1% | R+10.8 | D+11.9 | R+12.9 | 61,118 | |
| R | 37.5%Obama21,202 | 60.2%Romney34,045 | 2.3% | R+22.7 | R+8.5 | R+26.6 | 56,547 | |
| R | 42.2%Obama24,269 | 56.4%McCain32,437 | 1.5% | R+14.2 | D+14.1 | R+21.5 | 57,542 | |
| R | 35.5%Kerry18,681 | 63.8%Bush33,589 | 0.8% | R+28.3 | — | R+25.8 | 52,675 |
Olathe has added tens of thousands of residents since 2000, reshaping Johnson County's electorate as corporate relocations draw younger, college-educated transplants who have gradually narrowed Republican margins in statewide races.
Across the recorded series it reached a Democratic high of 2.4 points in 2024 and a Republican high of 28.3 points in 2004. Between 2020 and 2024 the city moved 0.5 points toward the Democratic candidate; the 2024 margin was 2.4 points.
A population of 145,057, a 74% non-Hispanic-white share, and a median household income of $114,009 describe the city. The city's voting pattern over the last decade is most similar to that of Fishers and Shawnee.
The cities 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.
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Olathe, Kansas. Akashic. https://akashic.app/city/2052575/. Accessed May 20, 2026. License: CC BY 4.0.