Madison County, ID
ID · Presidential Elections 1916–2024
Madison County, ID (Idaho) voted R+64.3 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 13,925 votes (80.22%) to 2,767 (15.94%) for Harris.
This represents a R+0.6% swing toward Republicans compared to 2020. Madison County is classified as a deep Republican county. Madison County has voted Republican in every presidential election since 1952. The county has a population of approximately 54,618.
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 | 15.9%(2,767) | 80.2%(13,925) | R+64.3 | R+0.6 |
| 2020 | 15.6%(2,666) | 79.2%(13,559) | R+63.7 | R+14.3 |
| 2016 | 7.7%(1,201) | 57.0%(8,941) | R+49.3 | D+38.2 |
| 2012 | 5.8%(832) | 93.3%(13,445) | R+87.5 | R+14.7 |
| 2008 | 12.5%(1,627) | 85.3%(11,131) | R+72.8 | D+12.0 |
| 2004 | 7.1%(826) | 91.9%(10,693) | R+84.8 | R+5.4 |
| 2000 | 9.1%(816) | 88.5%(7,941) | R+79.4 | R+21.3 |
| 1996 | 15.7%(1,216) | 73.8%(5,706) | R+58.1 | R+8.5 |
| 1992 | 9.6%(741) | 59.1%(4,591) | R+49.6 | D+21.5 |
| 1988 | 13.8%(1,009) | 84.9%(6,197) | R+71.0 | D+15.2 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Madison County, ID • 1916–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 11.7%(972) | 78.9%(6,533) | R+67.2 | R+0.9 |
| 2020 | 13.5%(2,288) | 79.8%(13,517) | R+66.3 | D+7.4 |
| 2016 | 9.6%(1,473) | 83.2%(12,826) | R+73.6 | D+0.3 |
| 2014 | 13.1%(886) | 86.9%(5,902) | R+73.9 | D+2.6 |
| 2010 | 9.5%(734) | 86.0%(6,616) | R+76.5 | R+12.2 |
| 2008 | 10.0%(1,282) | 74.2%(9,552) | R+64.3 | D+35.5 |
| 2004 | 0.0%(0) | 99.8%(11,004) | R+99.8 | R+26.0 |
| 2002 | 12.3%(883) | 86.1%(6,166) | R+73.8 | D+8.3 |
| 1998 | 8.5%(549) | 90.5%(5,855) | R+82.0 | R+25.1 |
| 1996 | 20.3%(1,594) | 77.3%(6,054) | R+56.9 | R+42.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 8.3%(1,388) | 72.4%(12,074) | R+64.1 | R+2.9 |
| 2018 | 17.3%(1,520) | 78.5%(6,887) | R+61.2 | R+14.4 |
| 2014 | 21.7%(1,482) | 68.5%(4,671) | R+46.7 | R+18.9 |
| 2010 | 33.6%(2,594) | 61.4%(4,739) | R+27.8 | D+15.4 |
| 2006 | 26.6%(2,118) | 69.8%(5,554) | R+43.2 | D+5.7 |
| 2002 | 24.7%(1,771) | 73.6%(5,280) | R+48.9 | D+20.7 |
| 1998 | 14.5%(940) | 84.1%(5,453) | R+69.6 | R+65.9 |
| 1994 | 46.9%(3,113) | 50.7%(3,359) | R+3.7 | R+9.4 |
| 1990 | 52.9%(2,766) | 47.1%(2,467) | D+5.7 | D+46.0 |
| 1986 | 29.4%(1,912) | 69.7%(4,528) | R+40.2 | D+5.9 |
Source: Official state election returns via MIT Election Data + Science Lab