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Change fm 2010
Area (sq.mi.)
Land area(sq.mi.)
Altitude (ft.)
Rainfall (in.)
Jan. avg. min.
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map of Williamson County
Click to enlarge. Map legend.

Physical Features: Central county near Austin. Level to rolling; mostly Blackland soil, some loam, sand; drained by San Gabriel River and tributaries; Granger Lake, Lake Georgetown.

Economy: Agribusinesses, varied manufacturing, education center, government/services; the county is part of Austin metropolitan area.

History: Tonkawa area; later, other tribes moved in. Comanches raided until the 1860s. Anglo-American settlement began in the late 1830s. County named for Robert M. Williamson, pioneer leader; created from Milam County and organized in 1848.

Race/Ethnicity: (In percent) Anglo, 58.0; Black, 7.4; Hispanic, 24.8; Asian, 8.0; Other, 1.1; Two or more races, 2.9.

Vital Statistics, annual: Births, 6,428; deaths, 2,625; marriages, 2,646; divorces, 811.

Recreation: Lake recreation; Inner Space Cavern; historic sites; Balcones Canyonlands National Wildlife Refuge, Granger Wildlife Management Area; deer hunting, fishing; Gov. Dan Moody Museum at Taylor; San Gabriel Park; old settlers park; walking tours, rattlesnake sacking, barbecue cookoff, frontier days in summer; Round Rock minor league baseball; Cedar Park Center, home of Austin Spurs NBA developmental basketball team and the Texas Stars AHL hockey team.

Minerals: Building stone, sand and gravel.

Agriculture: Corn, cattle, sorghum, cotton, wheat, hay, nursery crops. Market value $114.9  million.

GEORGETOWN (75,247) county seat; education, health, government/services, manufacturing, retail; hospital; Southwestern University; Red Poppy festival in April.

ROUND ROCK (130,282, part [1,362] in Travis County) semiconductor, varied manufacturing, tourism and distribution center; hospital; Texas Baptist Children’s Home.

Cedar Park (73,766, part [489] in Travis County) energy equipment manufacturing, millwork, concrete production, commuting to Austin; hospital, community college extension; steam-engine train; Cedar Fest in the spring.

Taylor (17,597) varied manufacturing, wholesale, transportation, government/services; hospital, college extension campuses, museum, parks; Blackland Prairie Day in May.

Other towns include: Andice (300); Bartlett (2,613, partly in Bell County) cotton, corn production, commuters, prison, first rural electrification in nation in 1933, clinic, library, Friendship Fest in September; Brushy Creek (26,327); Coupland (315); Florence (1,275).

Also, Granger (1,656); Hutto (24,809) agriculture, manufacturing, government/services, commuters to Austin, museum, Olde Tyme Days in October; Jarrell (2,029); Jollyville (17,809, partly in Travis County); Leander (58,638) varied manufacturing, government/services, community college campus, Old Town street festival in May, Leanderthal Lady prehistoric site; Liberty Hill (2,088) artisans center; Schwertner (175); Thrall (999); Walburg (277); Weir (504).

Also, part [35,697] of Austin.

Downtown Georgetown from the courthouse square

Downtown Georgetown from the courthouse square. Photo by Robert Plocheck.