Suffolk County, MA
MA · Presidential Elections 1892–2024
Suffolk County, MA (Massachusetts) voted D+52.1 for Kamala Harris (Democrat) in the 2024 presidential election, with Harris receiving 222,280 votes (74.29%) to 66,480 (22.22%) for Trump.
This represents a R+10.8% swing toward Republicans compared to 2020. Suffolk County is classified as a deep Democratic county. Suffolk County has voted Democratic in every presidential election since 1928. The county has a population of approximately 785,121.
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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 | 74.3%(222,280) | 22.2%(66,480) | D+52.1 | R+10.8 |
| 2020 | 80.2%(270,522) | 17.4%(58,613) | D+62.8 | D+1.3 |
| 2016 | 77.5%(245,751) | 15.9%(50,421) | D+61.6 | D+4.9 |
| 2012 | 77.5%(223,896) | 20.8%(59,999) | D+56.7 | D+1.0 |
| 2008 | 76.9%(207,127) | 21.2%(57,194) | D+55.7 | D+2.6 |
| 2004 | 75.9%(182,592) | 22.8%(54,923) | D+53.1 | D+2.2 |
| 2000 | 71.4%(154,888) | 20.5%(44,441) | D+50.9 | R+2.2 |
| 1996 | 73.0%(145,586) | 19.9%(39,753) | D+53.1 | D+15.9 |
| 1992 | 60.6%(132,921) | 23.4%(51,378) | D+37.2 | D+7.5 |
| 1988 | 64.0%(143,677) | 34.4%(77,137) | D+29.7 | D+4.8 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Suffolk County, MA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 75.4%(219,769) | 24.3%(70,676) | D+51.2 | R+12.3 |
| 2020 | 81.5%(266,117) | 18.1%(58,982) | D+63.4 | D+3.4 |
| 2018 | 78.6%(196,623) | 18.6%(46,502) | D+60.0 | D+0.7 |
| 2014 | 79.5%(134,704) | 20.2%(34,189) | D+59.3 | D+9.7 |
| 2013 | 74.5%(77,683) | 24.9%(25,924) | D+49.6 | D+4.3 |
| 2012 | 72.6%(208,779) | 27.3%(78,469) | D+45.3 | D+11.9 |
| 2010 | 66.2%(115,774) | 32.8%(57,350) | D+33.4 | R+29.3 |
| 2008 | 80.0%(204,753) | 17.3%(44,308) | D+62.7 | R+3.5 |
| 2006 | 83.0%(142,018) | 16.8%(28,753) | D+66.2 | R+18.7 |
| 2002 | 84.9%(129,026) | 0.0%(0) | D+84.9 | D+13.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 78.0%(159,232) | 19.0%(38,886) | D+58.9 | D+60.1 |
| 2018 | 49.2%(122,249) | 50.5%(125,247) | R+1.2 | R+33.6 |
| 2014 | 64.2%(116,610) | 31.8%(57,754) | D+32.4 | R+10.1 |
| 2010 | 67.7%(125,961) | 25.2%(46,822) | D+42.5 | R+4.9 |
| 2006 | 70.4%(126,242) | 23.1%(41,316) | D+47.4 | D+22.0 |
| 2002 | 59.9%(105,280) | 34.5%(60,623) | D+25.4 | D+8.3 |
| 1998 | 57.7%(83,048) | 40.6%(58,384) | D+17.1 | D+38.9 |
| 1994 | 38.6%(63,716) | 60.4%(99,615) | R+21.8 | R+35.5 |
| 1990 | 55.5%(102,392) | 41.8%(77,119) | D+13.7 | R+35.3 |
| 1986 | 74.5%(108,995) | 25.4%(37,223) | D+49.0 | D+12.8 |
Source: Official state election returns via MIT Election Data + Science Lab