Marin County, California
AkashicMarin County, CAHarrisD+63.9
2024 precinct map of Marin CountyPrecinct-level 2024 presidential results for Marin County, with each precinct boundary colored by Democratic-vs-Republican margin, and gold where an independent or third-party candidate carried the precinct.
How it voted
Share of the 2024 vote
| Kamala Harris ✓Democratic | 80.6% | 116,152 |
|---|---|---|
| Donald TrumpRepublican | 16.7% | 24,054 |
| Jill SteinGreen | 1.1% | 1,598 |
Harris +50Trump +50
115 precincts · 144,113 votes. Hover any precinct for its result.
The precinct map shows the 2024 presidential vote; the timeline scrubs the county’s overall result across 1876–2024.
38 presidential elections
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| D | 80.6%Harris116,152 | 16.7%Trump24,054 | 1.1%Stein1,598 | 144,113 | ||
| D | 82.3%Biden128,288 | 15.8%Trump24,612 | 1.0%Jorgensen1,536 | 155,830 | ||
| D | 77.3%Clinton108,707 | 15.5%Trump21,771 | 3.0%Johnson4,180 | 140,683 | ||
| D | 74.1%Obama99,896 | 22.9%Romney30,880 | 1.2%Stein1,558 | 134,731 | ||
| D | 77.8%Obama109,320 | 20.2%McCain28,384 | 2.0%Nader2,866 | 140,570 | ||
| D | 73.2%Kerry99,070 | 25.4%Bush34,378 | 1.4%Badnarik1,877 | 135,325 | ||
| D | 64.3%Gore79,135 | 28.3%Bush34,872 | 6.7%Nader8,289 | 123,155 | ||
| D | 58.0%Clinton67,406 | 28.2%Dole32,714 | 5.6%Perot6,559 | 116,140 | ||
| D | 58.3%Clinton76,158 | 23.3%Bush30,479 | 17.6%Perot22,986 | 130,707 | ||
| D | 58.8%Dukakis69,394 | 39.7%Bush46,855 | 1.4%Paul1,671 | 117,920 | ||
| D | 49.6%Mondale57,533 | 49.0%Reagan56,887 | 1.4%Bergland1,630 | 116,050 | ||
| R | 36.2%Carter39,231 | 45.8%Reagan49,678 | 18.1%Anderson19,598 | 108,507 | ||
| R | 42.9%Carter43,590 | 52.5%Ford53,425 | 4.6%Macbride4,700 | 101,715 | ||
| R | 45.6%McGovern47,414 | 52.1%Nixon54,123 | 2.3%Schmitz2,346 | 103,883 | ||
| R | 43.8%Humphrey36,278 | 50.1%Nixon41,422 | 6.1%Wallace5,055 | 82,755 | ||
| D | 61.7%Johnson46,462 | 38.1%Goldwater28,682 | 0.3%Hass220 | 75,364 | ||
| R | 42.5%Kennedy27,888 | 57.3%Nixon37,620 | 0.2%Byrd157 | 65,665 | ||
| R | 33.8%Stevenson17,301 | 65.9%Eisenhower33,792 | 0.3%Andrews151 | 51,244 | ||
| R | 32.2%Stevenson14,236 | 66.8%Eisenhower29,574 | 1.1%Hallinan468 | 44,278 | ||
| R | 38.2%Truman12,540 | 57.1%Dewey18,747 | 4.8%Thurmond1,568 | 32,855 | ||
| D | 52.0%Roosevelt14,516 | 47.7%Dewey13,304 | 0.3%Thomas76 | 27,896 | ||
| D | 50.2%Roosevelt11,365 | 48.5%Willkie10,974 | 1.3%Thomas301 | 22,640 | ||
| D | 65.4%Roosevelt12,152 | 33.4%Landon6,211 | 1.1%Lemke209 | 18,572 | ||
| D | 57.4%Roosevelt9,764 | 38.1%Hoover6,480 | 4.4%Thomas752 | 16,996 | ||
| R | 41.5%Smith5,686 | 57.4%Hoover7,862 | 1.0%Thomas140 | 13,688 | ||
| R | 6.1%Davis656 | 53.5%Coolidge5,780 | 40.4%La Follette4,364 | 10,800 | ||
| R | 21.6%Cox1,688 | 68.8%Harding5,375 | 9.6%Debs750 | 7,813 | ||
| R | 43.8%Wilson3,789 | 50.1%Hughes4,328 | 6.1%Benson530 | 8,647 | ||
| O | 44.5%Wilson2,849 | 0.0%Taft0 | 55.5%Roosevelt3,551 | 6,400 | ||
| R | 24.6%Bryan983 | 68.2%Taft2,732 | 7.2%Debs288 | 4,003 | ||
| R | 24.8%Parker772 | 70.7%Roosevelt2,199 | 4.5%Debs139 | 3,110 | ||
| R | 34.2%Bryan904 | 63.6%McKinley1,681 | 2.2%Woolley59 | 2,644 | ||
| R | 37.1%Bryan874 | 61.4%McKinley1,448 | 1.5%Palmer36 | 2,358 | ||
| R | 42.9%Cleveland949 | 53.6%Harrison1,186 | 3.5%Weaver78 | 2,213 | ||
| R | 45.2%Cleveland802 | 52.8%Harrison936 | 2.0%Fisk36 | 1,774 | ||
| R | 45.8%Cleveland727 | 53.6%Blaine851 | 0.6%Butler9 | 1,587 | ||
| R | 41.7%Hancock561 | 56.6%Garfield761 | 1.7%Weaver23 | 1,345 | ||
| R | 48.7%Tilden619 | 51.3%Hayes651 | 0.0% | 1,270 |
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | −2.5% |
| 1880 | −14.9% |
| 1884 | −7.8% |
| 1888 | −7.6% |
| 1892 | −10.7% |
| 1896 | −24.3% |
| 1900 | −29.4% |
| 1904 | −45.9% |
| 1908 | −43.7% |
| 1912 | +44.5% |
| 1916 | −6.2% |
| 1920 | −47.2% |
| 1924 | −47.4% |
| 1928 | −15.9% |
| 1932 | +19.3% |
| 1936 | +32.0% |
| 1940 | +1.7% |
| 1944 | +4.3% |
| 1948 | −18.9% |
| 1952 | −34.6% |
| 1956 | −32.2% |
| 1960 | −14.8% |
| 1964 | +23.6% |
| 1968 | −6.2% |
| 1972 | −6.5% |
| 1976 | −9.7% |
| 1980 | −9.6% |
| 1984 | +0.6% |
| 1988 | +19.1% |
| 1992 | +34.9% |
| 1996 | +29.9% |
| 2000 | +35.9% |
| 2004 | +47.8% |
| 2008 | +57.6% |
| 2012 | +51.2% |
| 2016 | +61.8% |
| 2020 | +66.5% |
| 2024 | +63.9% |
DemocraticRepublican
voter registration
Registered voters
By party of registration, over time
DemocraticRepublicanUnaffiliatedOther parties
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2022 | 170,020 | 105,815 | 20,960 | 34,059 | 9,186 |
| 2024 | 170,653 | 106,626 | 21,686 | 31,943 | 10,398 |
Source: California Secretary of State
Marin County's D+63.9 margin in 2024 places it among the most heavily Democratic counties in the country, a pattern sustained by high educational attainment and coastal affluence that have long defined its electorate.
Across the recorded series it reached a Democratic high of 66.5 points in 2020 and a Republican high of 47.4 points in 1924. Between 2020 and 2024 the county moved 2.6 points toward the Republican candidate; the 2024 margin was 63.9 points.
A population of 257,969, a 65% non-Hispanic-white share, and a median household income of $149,091 describe the county. The county's voting pattern over the last decade is most similar to that of Denver County and Dane County.
Most similar counties
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
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All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Marin County, California. Akashic. https://akashic.app/county/06041/. Accessed May 20, 2026. License: CC BY 4.0.
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Frequently asked questions
How did Marin County, California vote in 2024?
In 2024, Marin County, California voted Democratic by 63.9 points (D+63.9), carried by the Democratic candidate. Out of 144,113 votes cast, 116,152 went Democratic and 24,054 went Republican.
When did Marin County, California last vote Republican?
The most recent presidential election in which Marin County, California voted Republican was 1980.
How many people live in Marin County, California?
Marin County, California has a population of 257,969 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Marin County, California?
Median household income in Marin County, California is $149,091 — above the national median of $80,734. The California state median is $99,122.
What is the political history of Marin County, California?
Akashic tracks 38 presidential elections in Marin County, California from 1876 to 2024. Of those, 16 went Democratic and 21 went Republican.