Round Rock, Texas

City

Coordinates

30.50861°N 97.67889°W

State

Texas

Region

Central

County:

Williamson

Mottos:

"Sports Capital of Texas"

Government:

Council-Manager

Website:

www.roundrocktexas.gov

Area Total:

38.00 sq mi (98.41 km2)

Area Land:

37.64 sq mi (97.48 km2)

Area Water:

0.36 sq mi (0.93 km2)

Population:

Total: 99,887
Estimate (2019): 133,372
Density: 3,543.45/sq mi (1,368.13/km2)

Elevation:

735 ft (224 m)

ZIP codes:

78664, 78665, 78680–78683

Time zone:

UTC−6 (Central (CST))
Summer (DST): UTC−5 (CDT)