Old Jamestown, Missouri
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | +38.1% |
| 2008 | +47.0% |
| 2012 | +49.4% |
| 2016 | +54.0% |
| 2020 | +63.8% |
| 2024 | +66.6% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| D | 82.6%Harris9,162 | 16.0%Trump1,778 | 1.4% | D+66.6 | D+2.8 | D+68.0 | 11,091 | |
| D | 81.3%Biden9,773 | 17.5%Trump2,103 | 1.2% | D+63.8 | D+9.8 | D+59.4 | 12,018 | |
| D | 75.4%Clinton8,732 | 21.4%Trump2,478 | 3.2% | D+54.0 | D+4.6 | D+51.9 | 11,579 | |
| D | 73.9%Obama8,039 | 24.5%Romney2,668 | 1.6% | D+49.4 | D+2.4 | D+45.5 | 10,877 | |
| D | 73.1%Obama9,041 | 26.1%McCain3,233 | 0.7% | D+47.0 | D+8.9 | D+39.7 | 12,366 | |
| D | 68.7%Kerry8,009 | 30.7%Bush3,573 | 0.6% | D+38.1 | — | D+40.5 | 11,655 |
Old Jamestown is a census-designated place on the outer fringe of the St. Louis metro, where stable single-family housing stock and a predominantly Black middle-class population make it a distinct demographic pocket within St. Louis County's shifting electoral geography.
Across the recorded series it reached a Democratic high of 66.6 points in 2024. Between 2020 and 2024 the city moved 2.8 points toward the Democratic candidate; the 2024 margin was 66.6 points.
A population of 20,651, a 21% non-Hispanic-white share, and a median household income of $99,521 describe the city. The city's voting pattern over the last decade is most similar to that of Reisterstown and Rossville.
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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Old Jamestown, Missouri. Akashic. https://akashic.app/city/2954352/. Accessed May 20, 2026. License: CC BY 4.0.