Prince William County, Virginia: New American county. In 2024, voted D+18%. Democratic peak: D+73 in 1912.
Key facts
- 2024 presidential margin
- D+18MIT Election Lab
- Political typology
- New AmericanAkashic typology
- Population
- 488,8802024 5-year
- Median household income
- $131,4022024 5-year
- White (non-Hispanic)
- 43.2%2024 5-year
- Black
- 20.0%2024 5-year
- Hispanic / Latino
- 26.1%2024 5-year
- Peak Democratic margin
- D+73 in 1912MIT Election Lab
- Peak Republican margin
- R+38 in 1984MIT Election Lab
- Most similar
- Manassas Park city, VA · similarity 0.99
2024 results by precinct
2024 precinct map of Prince William CountyPrecinct-level 2024 presidential results for Prince William County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | +33.7% |
| 1896 | +29.6% |
| 1900 | +33.0% |
| 1904 | +51.8% |
| 1908 | +56.7% |
| 1912 | +73.2% |
| 1916 | +59.2% |
| 1920 | +33.3% |
| 1924 | +49.4% |
| 1928 | +0.5% |
| 1932 | +58.4% |
| 1936 | +53.2% |
| 1940 | +48.2% |
| 1944 | +27.4% |
| 1948 | +19.3% |
| 1952 | +1.0% |
| 1956 | −4.3% |
| 1960 | +6.4% |
| 1964 | −25.4% |
| 1968 | −12.7% |
| 1972 | −33.3% |
| 1976 | −0.7% |
| 1980 | −26.3% |
| 1984 | −38.1% |
| 1988 | −34.4% |
| 1992 | −11.8% |
| 1996 | −7.4% |
| 2000 | −8.0% |
| 2004 | −6.4% |
| 2008 | +15.9% |
| 2012 | +16.0% |
| 2016 | +21.1% |
| 2020 | +27.0% |
| 2024 | +17.9% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 131,128 | 90,203 | 228,712 | ||
| D | 142,863 | 81,222 | 228,056 | ||
| D | 113,144 | 71,721 | 196,442 | ||
| D | 103,331 | 74,458 | 180,195 | ||
| D | 93,435 | 67,621 | 162,446 | ||
| R | 61,271 | 69,776 | 132,063 | ||
| R | 44,745 | 52,788 | 100,511 | ||
| R | 33,462 | 39,292 | 78,443 | ||
| R | 26,486 | 35,432 | 75,680 | ||
| R | 19,198 | 39,654 | 59,453 | ||
| R | 15,631 | 34,992 | 50,803 | ||
| R | 12,787 | 23,061 | 39,119 | ||
| R | 15,215 | 15,446 | 31,524 | ||
| R | 1,585 | 3,199 | 4,850 | ||
| R | 5,566 | 7,944 | 18,686 | ||
| R | 1,512 | 2,545 | 4,064 | ||
| D | 2,987 | 2,624 | 5,639 | ||
| R | 1,851 | 2,023 | 3,970 | ||
| D | 1,653 | 1,619 | 3,295 | ||
| D | 1,162 | 760 | 2,083 | ||
| D | 1,340 | 763 | 2,108 | ||
| D | 1,435 | 500 | 1,940 | ||
| D | 1,512 | 457 | 1,982 | ||
| D | 1,499 | 386 | 1,907 | ||
| D | 826 | 817 | 1,643 | ||
| D | 847 | 269 | 1,170 | ||
| D | 786 | 393 | 1,181 | ||
| D | 754 | 192 | 950 | ||
| D | 814 | 82 | 1,000 | ||
| D | 738 | 200 | 949 | ||
| D | 724 | 228 | 958 | ||
| D | 1,351 | 680 | 2,031 | ||
| D | 1,341 | 727 | 2,077 | ||
| D | 1,356 | 663 | 2,057 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
8.2%
English
7.7%
Irish
7.3%
American
3.9%
Italian
3.6%
Polish
1.6%
Scottish
1.5%
African American
16.0%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 36.3 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$131,402
Prince William County ranks in the top 0.5% of US counties.
Prince William County$131,402
Virginia$93,170
United States$80,734
Prince William County ranks in the top 0.5% of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
6.2%
Child poverty is below the national average.
Children under 187.8%
Working age (18–64)5.5%
Seniors (65+)7.4%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
63.5%
speak English only
Spanish20.0%
Other Indo-European6.8%
Other languages5.3%
Asian & Pacific Islander4.5%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 59.0% of residents not counted as adherents by any reporting body.
Prince William's rapid demographic transformation — driven by a surge in immigrant and college-educated residents along the I-95 corridor — has shifted its presidential margin from single digits to D+18 in roughly two decades.
Prince William County has leaned Democratic in recent presidential elections, reaching a Democratic margin of seventy-three points in 1912. Between 2020 and 2024 it moved nine points toward the Republican candidate — part of the sharpest rightward shift recorded among any group of places in the country.
Its demographics describe the shift: a 43% non-Hispanic-white share, a median household income of $131,402, and a population of 488,880. The county's voting pattern over the last decade is most similar to that of Manassas Park city and Henrico 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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Prince William County, Virginia. Akashic. https://akashic.app/county/51153/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Virginia
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Frequently asked questions
How did Prince William County, Virginia vote in 2024?
In 2024, Prince William County, Virginia voted Democratic by 17.9 points (D+18), carried by the Democratic candidate. Out of 228,712 votes cast, 131,128 went Democratic and 90,203 went Republican.
What is Prince William County, Virginia's political typology?
Akashic places Prince William County, Virginia in the "New American" typology — Communities where a large share of households speak a language other than English — multilingual, Democratic-leaning overall, yet the hardest-swinging bloc toward the Republican Party in 2024. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 22 times, Republican 12 times, and other 0 times.
When did Prince William County, Virginia last vote Republican?
The most recent presidential election in which Prince William County, Virginia voted Republican was 2004.
How many people live in Prince William County, Virginia?
Prince William County, Virginia has a population of 488,880 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Prince William County, Virginia?
Median household income in Prince William County, Virginia is $131,402 — above the national median of $80,734. The Virginia state median is $93,170.
What is the political history of Prince William County, Virginia?
Akashic tracks 38 presidential elections in Prince William County, Virginia from 1876 to 2024. Of those, 22 went Democratic and 12 went Republican. The county's typology — "New American" — captures where that record, its demographics, and its recent swing place it among American communities.