Bonneville County, ID
ID · Presidential Elections 1912–2024
Bonneville County, ID (Idaho) voted R+45.4 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 40,053 votes (70.97%) to 14,458 (25.62%) for Harris.
This represents a R+1.8% swing toward Republicans compared to 2020. Bonneville County is classified as a deep Republican county. Bonneville County has voted Republican in every presidential election since 1952. The county has a population of approximately 129,523.
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 | 25.6%(14,458) | 71.0%(40,053) | R+45.4 | R+1.8 |
| 2020 | 26.4%(14,254) | 70.0%(37,805) | R+43.6 | R+3.4 |
| 2016 | 20.2%(8,930) | 60.4%(26,699) | R+40.2 | D+11.6 |
| 2012 | 22.9%(9,903) | 74.7%(32,276) | R+51.8 | R+8.8 |
| 2008 | 27.4%(11,417) | 70.3%(29,334) | R+43.0 | D+12.8 |
| 2004 | 21.5%(8,356) | 77.3%(30,048) | R+55.8 | R+2.9 |
| 2000 | 21.6%(7,235) | 74.5%(24,988) | R+52.9 | R+20.0 |
| 1996 | 27.0%(9,013) | 59.9%(19,977) | R+32.9 | R+5.9 |
| 1992 | 19.8%(7,014) | 46.8%(16,557) | R+27.0 | D+24.7 |
| 1988 | 23.3%(7,032) | 75.0%(22,613) | R+51.7 | D+14.5 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Bonneville County, ID • 1912–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 22.2%(7,866) | 69.4%(24,579) | R+47.2 | R+4.6 |
| 2020 | 26.2%(13,913) | 68.8%(36,490) | R+42.6 | D+7.9 |
| 2016 | 21.1%(9,158) | 71.5%(31,093) | R+50.4 | R+6.9 |
| 2014 | 28.2%(7,564) | 71.8%(19,240) | R+43.6 | D+11.7 |
| 2010 | 20.3%(5,937) | 75.6%(22,073) | R+55.2 | R+20.2 |
| 2008 | 25.9%(10,702) | 61.0%(25,201) | R+35.1 | D+63.7 |
| 2004 | 0.0%(0) | 98.8%(34,311) | R+98.8 | R+46.7 |
| 2002 | 22.7%(6,390) | 74.8%(21,088) | R+52.1 | D+6.9 |
| 1998 | 19.8%(5,025) | 78.8%(20,011) | R+59.0 | R+19.0 |
| 1996 | 27.9%(9,352) | 67.9%(22,759) | R+40.0 | R+22.7 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 15.0%(10,620) | 69.1%(49,050) | R+54.1 | R+17.9 |
| 2018 | 30.3%(10,699) | 66.6%(23,497) | R+36.3 | R+14.4 |
| 2014 | 34.7%(9,377) | 56.6%(15,295) | R+21.9 | R+5.7 |
| 2010 | 38.8%(11,438) | 55.0%(16,204) | R+16.2 | R+1.6 |
| 2006 | 40.9%(12,447) | 55.5%(16,900) | R+14.6 | D+10.5 |
| 2002 | 36.4%(10,380) | 61.5%(17,520) | R+25.1 | D+26.9 |
| 1998 | 23.1%(5,904) | 75.1%(19,181) | R+52.0 | R+39.2 |
| 1994 | 42.0%(12,146) | 54.8%(15,839) | R+12.8 | R+34.2 |
| 1990 | 60.7%(14,330) | 39.3%(9,276) | D+21.4 | D+33.6 |
| 1986 | 43.3%(12,290) | 55.6%(15,762) | R+12.2 | R+1.2 |
Source: Official state election returns via MIT Election Data + Science Lab