USPS Standard Delivery Code
Williamson County →
78642 ZIP Code: Liberty Hill, Texas
Official postal information, geographic coordinates, USPS post office locations, and US Census Bureau demographic metrics for ZIP code 78642 in Liberty Hill, TX.
Neighborhoods:
Postal & Geographic Specifications USPS Data
ZIP Code 78642
Primary City Liberty Hill, TX
County Williamson County
Area Code(s) 512
Timezone America/Chicago
Land Area 100.1 sq mi
Elevation 0 ft
Coordinates 30.6600°, -97.9200°
Demographic & Economic Profile (US Census Bureau)
American Community Survey (ACS) 5-Year Verified Metrics
Total Population 20,385 95 people / sq mi
Median Household Income $132,958 Per Capita: $37,687
Median Home Value $506,600 Median Rent: $1,200/mo
Housing Tenancy
60% Own • 40% Rent
8,963 Total Units Median Household Income Comparison $132,958 (78642) vs. $74,640 (Texas State)
Metrics sourced directly from the official U.S. Census Bureau (2022 ACS 5-Year Estimates).
Verify on data.census.gov
Editor's Neighborhood Insight & Local Context
Data for ZIP code 78642 in Liberty Hill, Texas.
USPS Postal Services
Active RouteThe primary postal delivery jurisdiction for 78642 operates within Liberty Hill, Texas.
Note: Not all ZIP codes have a dedicated physical post office. A single USPS regional facility often serves multiple ZIP codes across a city or county.
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Geographic Map & Coordinates
30.6600, -97.9200Adjacent & Contiguous ZIP Codes
Nearby ZIP codes bordering 78642 in Liberty Hill
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