Shelby County, IA
IA · Presidential Elections 1892–2024
Shelby County, IA (Iowa) voted R+42.9 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 4,600 votes (70.71%) to 1,811 (27.84%) for Harris.
This represents a R+2.6% swing toward Republicans compared to 2020. Shelby County is classified as a deep Republican county. Shelby County has voted Republican in every presidential election since 1968. The county has a population of approximately 11,778.
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 | 27.8%(1,811) | 70.7%(4,600) | R+42.9 | R+2.6 |
| 2020 | 28.8%(1,959) | 69.1%(4,697) | R+40.3 | D+1.6 |
| 2016 | 25.8%(1,662) | 67.7%(4,362) | R+41.9 | R+19.6 |
| 2012 | 38.1%(2,469) | 60.3%(3,911) | R+22.2 | R+12.6 |
| 2008 | 44.4%(2,863) | 54.0%(3,488) | R+9.7 | D+18.8 |
| 2004 | 35.3%(2,355) | 63.8%(4,256) | R+28.5 | R+3.9 |
| 2000 | 36.3%(2,179) | 60.8%(3,655) | R+24.6 | R+9.8 |
| 1996 | 36.6%(2,176) | 51.4%(3,056) | R+14.8 | R+3.9 |
| 1992 | 32.0%(2,094) | 42.9%(2,809) | R+10.9 | R+7.3 |
| 1988 | 47.9%(2,806) | 51.5%(3,019) | R+3.6 | D+25.6 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Shelby County, IA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 25.6%(1,213) | 71.7%(3,401) | R+46.1 | R+8.8 |
| 2020 | 29.7%(1,989) | 67.1%(4,489) | R+37.4 | D+12.9 |
| 2016 | 23.1%(1,409) | 73.3%(4,480) | R+50.3 | R+9.2 |
| 2014 | 27.6%(1,173) | 68.7%(2,922) | R+41.1 | D+13.9 |
| 2010 | 21.3%(885) | 76.3%(3,166) | R+55.0 | R+65.6 |
| 2008 | 55.3%(3,449) | 44.7%(2,787) | D+10.6 | D+75.2 |
| 2004 | 16.9%(1,100) | 81.4%(5,306) | R+64.6 | R+46.5 |
| 2002 | 40.2%(1,939) | 58.3%(2,810) | R+18.1 | D+34.6 |
| 1998 | 23.4%(994) | 76.1%(3,225) | R+52.6 | R+29.3 |
| 1996 | 37.8%(2,168) | 61.1%(3,509) | R+23.4 | D+28.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 21.8%(1,023) | 76.0%(3,570) | R+54.2 | R+13.1 |
| 2018 | 28.6%(1,450) | 69.8%(3,537) | R+41.2 | D+11.9 |
| 2014 | 22.0%(943) | 75.0%(3,217) | R+53.0 | R+10.3 |
| 2010 | 27.0%(1,127) | 69.7%(2,913) | R+42.7 | R+29.8 |
| 2006 | 42.9%(1,807) | 55.8%(2,352) | R+12.9 | D+26.8 |
| 2002 | 29.4%(1,434) | 69.1%(3,375) | R+39.8 | R+8.3 |
| 1998 | 34.0%(1,521) | 65.4%(2,925) | R+31.4 | D+10.0 |
| 1994 | 28.7%(1,459) | 70.1%(3,563) | R+41.4 | D+6.4 |
| 1990 | 25.9%(1,245) | 73.7%(3,543) | R+47.8 | R+21.3 |
| 1986 | 36.7%(1,619) | 63.3%(2,788) | R+26.5 | D+3.7 |
Source: Official state election returns via MIT Election Data + Science Lab