Hamilton County, Ohio
Latest: 2024
Leans Democratic — 40 presidential elections on record
Race & ancestry
| Group | % |
|---|---|
▶White (Non-Hispanic)(13) | 62.3% |
▶Hispanic / Latino(18) | 4.8% |
▶Black / African American(14) | 24.1% |
▶Asian(6) | 2.7% |
▶Middle Eastern / North African(10) | 0.7% |
▶Native American / Alaska Native(3) | 0.2% |
▶Native Hawaiian / Pacific Islander(3) | 0.1% |
Multiracial / Other | 5.8% |
Religious adherence
| Tradition | % Pop | % Adherents |
|---|---|---|
| Evangelical Protestant | 29.1% | 45.2% |
| Catholic | 20.8% | 32.3% |
| Mainline Protestant | 5.0% | 7.8% |
| Other | 4.6% | 7.1% |
| Black Protestant | 4.2% | 6.6% |
| Orthodox Christian | 0.6% | 0.9% |
| LDS (Mormon) | 0.4% | 0.6% |
| Non-religious | 35.7% | — |
Presidential results
| Year | Result |
|---|---|
| 2024 | Harris+14.9 |
| 2020 | Biden+15.9 |
| 2016 | Clinton+10.1 |
| 2012 | Obama+6.3 |
| 2008 | Obama+7.0 |
| 2004 | Bush+5.4 |
| 2000 | Bush+11.3 |
| 1996 | Dole+7.0 |
| 1992 | Bush+10.9 |
Hamilton, Ohio is a county that has a population of 830,774. In the 2024 presidential election, it voted Democratic with a margin of D+14.9. Akashic Edge tracks 40 presidential elections here, dating back to 1868.
| Year | Dem % | Rep % | Margin | Swing |
|---|---|---|---|---|
| 2024 | 56.9% | 42.0% | D+14.9 | R+1.0 |
| 2020 | 57.1% | 41.3% | D+15.9 | D+5.8 |
| 2016 | 51.7% | 41.6% | D+10.1 | D+3.7 |
| 2012 | 52.5% | 46.2% | D+6.3 | R+0.6 |
| 2008 | 53.0% | 46.0% | D+7.0 | D+12.4 |
| 2004 | 47.1% | 52.5% | R+5.4 | D+5.9 |
| 2000 | 42.8% | 54.0% | R+11.3 | R+4.3 |
| 1996 | 43.1% | 50.1% | R+7.0 | D+3.9 |
| 1992 | 36.8% | 47.7% | R+10.9 | D+12.5 |
| 1988 | 37.9% | 61.3% | R+23.4 | D+3.9 |
| 1984 | 36.1% | 63.3% | R+27.3 | R+5.5 |
| 1980 | 36.0% | 57.7% | R+21.7 | R+0.3 |
| 1976 | 38.4% | 59.8% | R+21.4 | D+11.5 |
| 1972 | 32.7% | 65.6% | R+33.0 | R+19.7 |
| 1968 | 37.0% | 50.2% | R+13.3 | R+23.8 |
| 1964 | 55.3% | 44.7% | D+10.5 | D+19.5 |
| 1960 | 45.5% | 54.5% | R+9.0 | D+23.2 |
| 1956 | 33.9% | 66.1% | R+32.2 | R+13.0 |
| 1952 | 40.4% | 59.6% | R+19.2 | R+13.7 |
| 1948 | 46.9% | 52.4% | R+5.5 | — |
What defines Hamilton?
Hamilton has been won by both parties in the last 6 presidential elections (5D, 1R) — a genuine swing geography. It has a racially mixed, moderately educated electorate — the urban swing demographic that decides close elections.
County in State Context
Current Ohio Polling
Contextual statewide polling for Ohio. County pages stay rooted in county returns, but live statewide polling helps frame the current cycle.
2026 Ohio Senate General Election
Sherrod Brown leads at 47.3%
3 pollsLow
Field Preview
2026 Ohio Governor General Election
Amy Acton leads at 49.5%
2 pollsSparse
Field Preview
Ask the Historian
Explore this county's political evolution with the Historian
Key Insights
High-confidence patterns distilled from this geography's election history.
- Has voted Democratic in the last 5 presidential elections
- Won by both parties in recent history — Democrats most recently in 2024, Republicans in 2004
- College attainment is 42% — 9pp above the national average. Similar education levels correlate with Democratic lean nationally
Located In
Hamilton sits inside these higher-level geographies.