CDP in Prince William County, Virginia · 10.1 sq mi · 1,933 people per sq mi
About 20,000 people live in Gainesville. The typical household earns $174,410, and the median resident is 37.2 years old.
2026 projection
From 16,391 in 2020
Poverty rate 3.98%
Men 37.3 · Women 37.2
2011–2026
19,549
2026 projection
19.3% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2011–2026
19,549
2026 projection
19.3% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 19,549 | +505 | 2.65% |
|---|---|---|---|
| 2025 | 19,044 | +1,008 | 2.76% |
| 2023 | 18,036 | +1,064 | 6.27% |
| 2022 | 16,972 | -109 | 0.64% |
| 2021 | 17,081 | +690 | 4.21% |
| 2020 | 16,391 | -896 | 5.18% |
| 2019 | 17,287 | +1,359 | 8.53% |
| 2018 | 15,928 | +645 | 4.22% |
| 2017 | 15,283 | +1,014 | 7.11% |
| 2016 | 14,269 | +1,319 | 10.19% |
Showing 10 of 15 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 182 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 25 residents
61% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 61% | 62% | 59% |
| Never married | 27% | 30% | 25% |
| Divorced | 7% | 5% | 8% |
| Widowed | 4% | 2% | 6% |
| Separated | 1% | <1% | 1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau