Liberty Hill is a city in Williamson County, Texas, home to about 8,371 people across 4.6 square miles. Its ZIP code is 78642.
Homes sold for a median of $196 per square foot in the three months ending August 2026, a balanced market.
Mostly Liberty Hill; also Santa Rita Ranch
Each card is that ZIP code’s whole market, including any part outside Liberty Hill. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Austin Bergstrom International Airport (AUS)36 miles away |
|---|---|
| Closer regional airport | Austin Executive Airport28 miles away |
| Nearest city of 250,000+ | Austin, TX27 miles away |
| Nearest city of 1 million+ | San Antonio, TX90 miles away |
Straight-line distances from the center of Liberty Hill; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Liberty Hill had 3,646 residents in the 2020 census, up 159% since 2000.
It’s the 307th largest of 1,778 towns in Texas by population.
Williamson County grew from 38,072 residents in 1900 to 609,017 in 2020.
Williamson County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 95°F in summer, and winter lows average 40°F. About 33.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Austin 33 Nw, TX weather station (10 miles away).
203,878 jobs at 15,041 businesses in Williamson County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
93 doctors and other health care providers list an office in Liberty Hill.
Nearest hospitals
Providers with an office here
| Primary care doctors | 9 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 6 |
| Nurse practitioners and physician assistants | 24 |
| Mental health providers | 36 |
| Physical and occupational therapists | 7 |
| Optometrists | 3 |
| Chiropractors | 5 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (4 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Museums
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Liberty Hill ISD, Georgetown ISD, Ki Charter. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bill Burden ElLiberty Hill | Pre-K–5 | 764 | Public | 2.5 mi |
| Liberty Hill ElLiberty Hill | Pre-K–5 | 736 | Public | 0.5 mi |
| Louine Noble ElLiberty Hill | Pre-K–5 | 740 | Public | 1.4 mi |
| San Gabriel ElLiberty Hill | Pre-K–5 | 322 | Public | 6.1 mi |
| Santa Rita ElLiberty Hill | Pre-K–5 | 745 | Public | 5.3 mi |
| Tierra Rosa ElLiberty Hill | Pre-K–5 | 715 | Public | 6.0 mi |
| Ki Charter Academy Liberty HillLiberty Hill | 5–12 | 125 | Charter | 2.3 mi |
| Liberty Hill MiddleLiberty Hill | 6–8 | 1,050 | Public | 1.7 mi |
| Santa Rita MiddleLiberty Hill | 6–8 | 1,230 | Public | 6.1 mi |
| Legacy Ranch H SLiberty Hill | 9 | 315 | Public | 3.5 mi |
| Liberty Hill H SLiberty Hill | 9–12 | 2,156 | Public | 1.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Divine Savior Academy - Santa Rita RanchLiberty Hill | Pre-K–8 | 260 | Wisconsin Evangelical Lutheran Synod | 5.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Santa Rita Ranch.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.