Pima County, Arizona
AkashicPima County, AZHarrisD+15.2
2024 precinct map of Pima CountyPrecinct-level 2024 presidential results for Pima 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 | 57.0% | 292,450 |
|---|---|---|
| Donald TrumpRepublican | 41.8% | 214,669 |
| Jill SteinGreen | 0.6% | 3,209 |
Harris +50Trump +50
264 precincts · 513,176 votes. Hover any precinct for its result.
The precinct map shows the 2024 presidential vote; the timeline scrubs the county’s overall result across 1912–2024.
38 presidential elections
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| D | 57.0%Harris292,450 | 41.8%Trump214,669 | 0.6%Stein3,209 | 513,176 | ||
| D | 58.4%Biden304,981 | 39.8%Trump207,758 | 1.5%Jorgensen7,658 | 522,174 | ||
| D | 53.3%Clinton224,661 | 39.7%Trump167,428 | 7.0%Johnson29,551 | 421,640 | ||
| D | 52.5%Obama201,251 | 45.6%Romney174,779 | 1.1%Johnson4,366 | 383,173 | ||
| D | 52.4%Obama206,254 | 46.4%McCain182,406 | 1.2%Barr4,768 | 393,428 | ||
| D | 52.6%Kerry193,128 | 46.6%Bush171,109 | 0.9%Badnarik3,255 | 367,492 | ||
| D | 51.3%Gore147,688 | 43.3%Bush124,579 | 4.3%Nader12,355 | 287,640 | ||
| D | 52.2%Clinton137,983 | 39.4%Dole104,121 | 7.1%Perot18,809 | 264,552 | ||
| D | 45.7%Clinton128,569 | 34.5%Bush97,036 | 19.2%Perot53,925 | 281,484 | ||
| R | 48.5%Dukakis113,824 | 50.3%Bush117,899 | 1.2%Paul2,750 | 234,473 | ||
| R | 42.1%Mondale91,585 | 56.9%Reagan123,830 | 1.0%Bergland2,197 | 217,612 | ||
| R | 34.4%Carter64,418 | 49.7%Reagan93,055 | 15.8%Anderson29,584 | 187,057 | ||
| R | 45.9%Carter71,214 | 49.8%Ford77,264 | 4.2%McCarthy6,583 | 155,061 | ||
| R | 34.9%McGovern56,223 | 45.4%Nixon73,154 | 19.7%Schmitz31,733 | 161,110 | ||
| R | 40.7%Humphrey39,786 | 50.6%Nixon49,479 | 8.7%Wallace8,501 | 97,766 | ||
| D | 53.4%Johnson54,120 | 46.4%Goldwater46,955 | 0.2%Hass203 | 101,278 | ||
| R | 47.3%Kennedy42,171 | 52.4%Nixon46,734 | 0.3%Byrd239 | 89,144 | ||
| R | 37.4%Stevenson23,536 | 62.5%Eisenhower39,298 | 0.1%Andrews51 | 62,885 | ||
| R | 39.8%Stevenson21,237 | 60.2%Eisenhower32,113 | 0.0% | 53,350 | ||
| D | 49.7%Truman17,692 | 47.6%Dewey16,968 | 2.7%Thurmond965 | 35,625 | ||
| D | 54.4%Roosevelt13,006 | 45.4%Dewey10,850 | 0.2%Thomas57 | 23,913 | ||
| D | 59.6%Roosevelt14,035 | 40.1%Willkie9,445 | 0.3%Thomas82 | 23,562 | ||
| D | 65.9%Roosevelt12,249 | 32.7%Landon6,079 | 1.4%Lemke262 | 18,590 | ||
| D | 62.4%Roosevelt11,061 | 34.7%Hoover6,152 | 2.9%Thomas514 | 17,727 | ||
| R | 42.7%Smith4,976 | 56.9%Hoover6,635 | 0.4%Thomas42 | 11,653 | ||
| R | 30.7%Davis2,594 | 42.2%Coolidge3,559 | 27.1%La Follette2,286 | 8,439 | ||
| R | 42.0%Cox2,455 | 58.0%Harding3,392 | 0.0% | 5,847 | ||
| R | 42.2%Wilson2,079 | 53.1%Hughes2,616 | 4.6%Benson227 | 4,922 | ||
| O | 38.4%Wilson693 | 19.6%Taft353 | 42.0%Roosevelt758 | 1,804 | ||
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presidential history
Presidential margin, 1912–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1912 | +18.8% |
| 1916 | −10.9% |
| 1920 | −16.0% |
| 1924 | −11.4% |
| 1928 | −14.2% |
| 1932 | +27.7% |
| 1936 | +33.2% |
| 1940 | +19.5% |
| 1944 | +9.0% |
| 1948 | +2.0% |
| 1952 | −20.4% |
| 1956 | −25.1% |
| 1960 | −5.1% |
| 1964 | +7.1% |
| 1968 | −9.9% |
| 1972 | −10.5% |
| 1976 | −3.9% |
| 1980 | −15.3% |
| 1984 | −14.8% |
| 1988 | −1.7% |
| 1992 | +11.2% |
| 1996 | +12.8% |
| 2000 | +8.0% |
| 2004 | +6.0% |
| 2008 | +6.1% |
| 2012 | +6.9% |
| 2016 | +13.6% |
| 2020 | +18.6% |
| 2024 | +15.2% |
DemocraticRepublican
Home to the University of Arizona and a majority-minority population, Pima County has voted Democratic in every presidential race since 1996, with margins widening steadily as Tucson's metro core has grown relative to its rural fringe.
Across the recorded series it reached a Democratic high of 33.2 points in 1936 and a Republican high of 25.1 points in 1956. Between 2020 and 2024 the county moved 3.5 points toward the Republican candidate; the 2024 margin was 15.2 points.
A population of 1,060,490, a 51% non-Hispanic-white share, and a median household income of $70,315 describe the county. The county's voting pattern over the last decade is most similar to that of Barnstable County and Davidson 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.
Pima County, Arizona. Akashic. https://akashic.app/county/04019/. Accessed May 20, 2026. License: CC BY 4.0.
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Frequently asked questions
How did Pima County, Arizona vote in 2024?
In 2024, Pima County, Arizona voted Democratic by 15.2 points (D+15.2), carried by the Democratic candidate. Out of 513,176 votes cast, 292,450 went Democratic and 214,669 went Republican.
When did Pima County, Arizona last vote Republican?
The most recent presidential election in which Pima County, Arizona voted Republican was 1988.
How many people live in Pima County, Arizona?
Pima County, Arizona has a population of 1,060,490 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Pima County, Arizona?
Median household income in Pima County, Arizona is $70,315 — below the national median of $80,734. The Arizona state median is $79,964.
What is the political history of Pima County, Arizona?
Akashic tracks 38 presidential elections in Pima County, Arizona from 1876 to 2024. Of those, 15 went Democratic and 13 went Republican.