City in King County, Washington · 2.5 sq mi · 3,958 people per sq mi
9,699 people live in Duvall. The typical household earns $197,361, and the median resident is 36 years old.
2026 projection
From 8,034 in 2020
Poverty rate 12.78%
Men 37.2 · Women 35.4
1920–2026
9,699
2026 projection
20.7% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1920–2026
9,699
2026 projection
20.7% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 9,699 | +259 | 2.74% |
|---|---|---|---|
| 2025 | 9,440 | +357 | 3.93% |
| 2024 | 9,083 | +486 | 5.65% |
| 2023 | 8,597 | +211 | 2.52% |
| 2022 | 8,386 | +77 | 0.93% |
| 2021 | 8,309 | +275 | 3.42% |
| 2020 | 8,034 | +41 | 0.51% |
| 2019 | 7,993 | +54 | 0.68% |
| 2018 | 7,939 | +158 | 2.03% |
| 2017 | 7,781 | +84 | 1.09% |
Showing 10 of 26 years.
The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.
Duvall is growing faster than King County, Washington, and the U.S.
Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.
Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 85 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 8 residents
70% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 70% | 74% | 66% |
| Never married | 20% | 22% | 18% |
| Divorced | 7% | 3% | 11% |
| Widowed | 3% | 1% | 4% |
| Separated | <1% | 0% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources