Hamilton County, IN
IN · Presidential Elections 1892–2024
Hamilton County, IN (Indiana) voted R+6.0 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 102,318 votes (51.74%) to 90,394 (45.71%) for Harris.
This represents a D+0.8% swing toward Democrats compared to 2020. Hamilton County is classified as a lean Republican county. Hamilton County has voted Republican in every presidential election since 1916. The county has a population of approximately 365,056.
Quick Stats
Demographics
Community Profile
Religious Composition
Source: Religion Census 2020Ancestry Groups
Source: Census ACSTop reported ancestry groups (compared to national average).
Age Distribution
Employment by Industry
Census ACSPresidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 45.7%(90,394) | 51.7%(102,318) | R+6.0 | D+0.8 |
| 2020 | 45.6%(88,390) | 52.4%(101,587) | R+6.8 | D+12.5 |
| 2016 | 36.7%(57,214) | 56.0%(87,299) | R+19.3 | D+14.9 |
| 2012 | 31.9%(43,796) | 66.2%(90,747) | R+34.2 | R+12.0 |
| 2008 | 38.5%(49,704) | 60.8%(78,401) | R+22.2 | D+26.9 |
| 2004 | 25.1%(26,388) | 74.2%(77,887) | R+49.1 | D+1.4 |
| 2000 | 23.7%(18,002) | 74.3%(56,372) | R+50.5 | R+4.1 |
| 1996 | 23.0%(14,153) | 69.5%(42,792) | R+46.5 | R+2.4 |
| 1992 | 18.4%(10,215) | 62.5%(34,622) | R+44.0 | D+16.9 |
| 1988 | 19.4%(8,853) | 80.4%(36,654) | R+60.9 | D+4.0 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Hamilton County, IN • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 42.8%(77,761) | 54.9%(99,855) | R+12.2 | D+1.4 |
| 2022 | 40.9%(52,873) | 54.5%(70,412) | R+13.6 | R+5.6 |
| 2018 | 44.4%(61,337) | 52.4%(72,325) | R+8.0 | D+15.9 |
| 2016 | 35.9%(55,708) | 59.7%(92,773) | R+23.9 | R+9.2 |
| 2012 | 39.5%(52,925) | 54.1%(72,587) | R+14.7 | D+27.5 |
| 2010 | 25.6%(20,658) | 67.7%(54,675) | R+42.1 | D+49.9 |
| 2006 | 0.0%(0) | 92.0%(49,077) | R+92.0 | R+85.8 |
| 2004 | 46.4%(48,001) | 52.6%(54,408) | R+6.2 | D+63.4 |
| 2000 | 14.4%(10,834) | 84.0%(63,216) | R+69.6 | R+55.7 |
| 1998 | 42.4%(18,793) | 56.3%(24,948) | R+13.9 | D+62.6 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 45.8%(89,605) | 51.2%(100,223) | R+5.4 | D+25.1 |
| 2020 | 30.3%(58,714) | 60.8%(117,749) | R+30.5 | R+11.0 |
| 2016 | 38.9%(60,176) | 58.4%(90,381) | R+19.5 | D+14.8 |
| 2012 | 30.9%(41,762) | 65.2%(88,070) | R+34.3 | D+33.9 |
| 2008 | 15.2%(19,442) | 83.3%(106,574) | R+68.1 | R+21.2 |
| 2004 | 26.1%(27,316) | 73.0%(76,433) | R+46.9 | R+29.3 |
| 2000 | 39.9%(30,093) | 57.6%(43,415) | R+17.7 | D+19.4 |
| 1996 | 30.8%(18,880) | 67.8%(41,643) | R+37.1 | R+39.8 |
| 1992 | 50.8%(27,499) | 48.1%(26,040) | D+2.7 | D+43.2 |
| 1988 | 29.7%(13,315) | 70.3%(31,456) | R+40.5 | R+1.6 |
Source: Official state election returns via MIT Election Data + Science Lab