Monmouth County, NJ
NJ · Presidential Elections 1892–2024
Monmouth County, NJ (New Jersey) voted R+11.3 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 197,409 votes (54.59%) to 156,382 (43.25%) for Harris.
This represents a R+8.5% swing toward Republicans compared to 2020. Monmouth County is classified as a lean Republican county. Monmouth County has voted Republican in every presidential election since 2004. The county has a population of approximately 645,353.
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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 | 43.3%(156,382) | 54.6%(197,409) | R+11.3 | R+8.5 |
| 2020 | 48.2%(181,291) | 51.0%(191,808) | R+2.8 | D+6.5 |
| 2016 | 43.2%(137,181) | 52.5%(166,723) | R+9.3 | R+4.3 |
| 2012 | 46.8%(133,820) | 51.8%(148,000) | R+5.0 | R+1.2 |
| 2008 | 47.6%(148,737) | 51.3%(160,433) | R+3.7 | D+6.2 |
| 2004 | 44.6%(133,773) | 54.6%(163,650) | R+10.0 | R+14.6 |
| 2000 | 50.1%(131,476) | 45.5%(119,291) | D+4.6 | R+3.6 |
| 1996 | 48.4%(120,414) | 40.2%(99,975) | D+8.2 | D+14.2 |
| 1992 | 38.2%(101,750) | 44.2%(117,715) | R+6.0 | D+17.0 |
| 1988 | 38.1%(91,844) | 61.1%(147,320) | R+23.0 | D+8.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Monmouth County, NJ • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 44.1%(151,920) | 53.7%(185,197) | R+9.7 | R+4.8 |
| 2020 | 46.6%(173,609) | 51.5%(191,700) | R+4.9 | D+5.9 |
| 2018 | 43.0%(112,383) | 53.8%(140,628) | R+10.8 | R+2.5 |
| 2014 | 44.9%(67,011) | 53.2%(79,417) | R+8.3 | D+0.6 |
| 2013 | 45.1%(49,340) | 54.0%(59,059) | R+8.9 | D+0.1 |
| 2012 | 44.7%(120,154) | 53.7%(144,366) | R+9.0 | R+2.8 |
| 2008 | 45.7%(132,189) | 51.9%(150,238) | R+6.2 | D+1.7 |
| 2006 | 44.7%(81,672) | 52.7%(96,247) | R+8.0 | R+2.9 |
| 2002 | 46.2%(79,730) | 51.3%(88,424) | R+5.0 | D+0.8 |
| 2000 | 45.1%(109,282) | 50.9%(123,447) | R+5.8 | R+5.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2025 | 45.7%(131,484) | 53.6%(154,166) | R+7.9 | D+4.1 |
| 2017 | 43.0%(79,432) | 55.0%(101,525) | R+12.0 | D+30.9 |
| 2013 | 27.8%(48,477) | 70.7%(123,417) | R+42.9 | R+11.9 |
| 2009 | 31.2%(64,672) | 62.2%(129,039) | R+31.0 | R+22.9 |
| 2005 | 43.8%(85,187) | 51.9%(101,085) | R+8.2 | R+9.2 |
| 2001 | 49.5%(91,838) | 48.5%(89,987) | D+1.0 | D+17.1 |
| 1997 | 37.8%(74,098) | 53.9%(105,535) | R+16.1 | R+4.1 |
| 1993 | 42.8%(87,006) | 54.8%(111,303) | R+12.0 | R+28.7 |
| 1989 | 57.7%(101,995) | 40.9%(72,403) | D+16.7 | D+63.2 |
| 1985 | 26.4%(39,529) | 72.9%(109,238) | R+46.5 | R+33.4 |
Source: Official state election returns via MIT Election Data + Science Lab