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County · Virginia

King William County

19,232Population
8.0 %Change since 2020
464Net migration
2.9 %Unemployment rate

Facts

Population
19,232 (2024)
Change since 2020
8.0 %
Net migration
464 (2023)
Unemployment rate
2.9 % (2025)
Population base, April 2020
17,813 (2020)
Births
220 (2023)
Births per 1,000 residents, 2023
11.4
Deaths
186 (2023)
Deaths per 1,000 residents, 2023
9.7
Natural change, 2023
34
International migration
9 (2023)
Domestic migration
455 (2023)
Net migration per 1,000, 2023
24.1
Postal code
VA
FIPS code
51101

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020252.93.1
PeriodValue
20252.9 %
20242.6 %
20232.5 %
20222.5 %
20213.2 %
20205.4 %
20192.6 %
20182.9 %
20173.3 %
20163.7 %
20154.1 %
20145.0 %

Population estimates, 2020–2024

2020202419.2K17.9K
PeriodValue
202419,232
202319,035
202218,528
202118,249
202017,922