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County · Texas

Williamson County

727,480Population
19.4 %Change since 2020
22,932Net migration
3.5 %Unemployment rate

Facts

Population
727,480 (2024)
Change since 2020
19.4 %
Net migration
22,932 (2023)
Unemployment rate
3.5 % (2025)
State
Texas
Population base, April 2020
609,057 (2020)
Births
8,109 (2023)
Births per 1,000 residents, 2023
11.1
Deaths
3,780 (2023)
Deaths per 1,000 residents, 2023
5.2
Natural change, 2023
4,329
International migration
5,472 (2023)
Domestic migration
17,460 (2023)
Net migration per 1,000, 2023
31.5
Postal code
TX
FIPS code
48491

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

Unemployment rate, annual average

199020253.54.3
PeriodValue
20253.5 %
20243.6 %
20233.5 %
20223.0 %
20214.1 %
20205.9 %
20192.9 %
20183.1 %
20173.3 %
20163.4 %
20153.5 %
20144.4 %

Population estimates, 2020–2024

20202024727.5K615.6K
PeriodValue
2024727,480
2023701,640
2022673,951
2021644,740
2020615,631