Data as of October 18, 2026 · refreshed automatically from the official California voter file
Sacramento County, CA has 920,683 active registered voters — 25.1% Republican, 44.2% Democratic, and 22.5% with no party affiliation, as of October 2026.
Party registration
Most reliable-voting precincts
| # | Precinct | Active voters | Supervoters | Supervoter % |
|---|---|---|---|---|
| 1 | 0012669 | 959 | 853 | 88.95% |
| 2 | 0081550 | 878 | 749 | 85.31% |
| 3 | 0043439 | 883 | 714 | 80.86% |
| 4 | 0044663 | 945 | 761 | 80.53% |
| 5 | 0043286 | 832 | 667 | 80.17% |
| 6 | 0014502 | 830 | 660 | 79.52% |
| 7 | 0044575 | 800 | 635 | 79.38% |
| 8 | 0061124 | 896 | 710 | 79.24% |
| 9 | 0061207 | 844 | 668 | 79.15% |
| 10 | 0061137 | 914 | 722 | 78.99% |
Supervoters are active registered voters who cast a ballot in at least 3 of the last 4 November general elections (2018–2024). Percentages are precinct totals from the official state voter file — no individual voter information is shown. Precincts with fewer than 400 active voters are excluded.
How Sacramento County voted for president
Election results are public records.
Sacramento County at a glance.
Sacramento County had an estimated 1,611,231 residents in July 2024, the eighth most populous of California's 58 counties, up 1.7% since the 2020 census. Of those, 1,250,922 are 18 or older, the voting-age population, and 16.0% are 65 or older. Its 920,683 active registered voters equal about 73.6% of that voting-age population.
It covers 965 square miles of land (1,669 people per square mile), and 37.6% of residents live outside any incorporated city or town. The largest cities and towns are Sacramento (535,798), Elk Grove (182,797), Folsom (88,091), Citrus Heights (86,909) and Rancho Cordova (84,113). The American Community Survey (2020-2024) puts it at a median age of 37.5, a median household income of $92,175, 34.1% of adults 25 and older holding a bachelor's degree or higher and 59.0% of occupied homes owned by the people living in them.
In 2024, 656,626 votes were cast for president, about 52.5% of the voting-age population; the Democratic ticket took 58.1% and the Republican ticket 38.4%. The two-party margin moved from D+19.0 in 2008 to D+19.7 in 2024.
- Population (2024 estimate)
- 1,611,231
- Population (2020 census base)
- 1,585,030
- Voting-age population (18+)
- 1,250,922
- Active voters per 100 adults
- 73.6
- Residents 65 and older
- 16.0%
- People per square mile
- 1,669
- Living outside incorporated places
- 37.6%
- Land area
- 965 sq mi
- Median age
- 37.5
- Median household income
- $92,175
- Adults 25+ with a bachelor's degree
- 34.1%
- Owner-occupied homes
- 59.0%
Largest cities and towns
- Sacramento 535,798
- Elk Grove 182,797
- Folsom 88,091
- Citrus Heights 86,909
- Rancho Cordova 84,113
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 58.1% | 38.4% | D+19.7 | 656,626 |
| 2020 | 61.4% | 36.1% | D+25.3 | 718,290 |
| 2016 | 58.6% | 34.9% | D+23.7 | 467,526 |
| 2012 | 57.0% | 40.6% | D+16.4 | 388,090 |
| 2008 | 58.5% | 39.5% | D+19.0 | 541,101 |
Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.
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