Zip code 78642: Liberty Hill, Texas

Q: What city is zip code 78642?

78642 is assigned to Liberty Hill, Texas. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 78642 in?

78642 is mostly in Williamson County, but it extends into 1 other county.

Q: What is the population of 78642?

About 26,434 people live in 78642, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 78642?

The median household income in 78642 is $132,958.

Q: What zip codes are near 78642?

The closest zip codes to 78642 are 78605, 78641, 78646, 78628, 78633.

Residential delivery areaWilliamson CountyCentral Time

Population

26,434

Median household income

$133K

U.S. $81K

Median home value

$507K

U.S. $333K

Median rent

$1,658/mo

U.S. $1,413

Median age

36.9

U.S. 38.9

Land area

111 sq mi

238 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 78642

78642 is a small-town zip code in Liberty Hill, Texas (Williamson County), covering 111 sq mi of land. About 26,434 people live here, or 238 per square mile. The median resident is 36.9 years old, compared with 38.9 nationally.

The median household earns $132,958 a year, 65% above the national median of $80,734. 3.3% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $506,600, or 3.8 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 83% of occupied homes are lived in by their owners, and renters pay a median of $1,658 a month.

45% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 35 minutes each way, and 27% of workers work from home. The most common jobs among working residents are in management; construction and repair; and education. 24% of households speak a language other than English at home, most often Spanish.

How 78642 compares

Sorted from highest to lowest national percentile

Residents under 1829.9%
95th
U.S. 22% · TX 25%265th of 1,818 in TX
Average commute35 min
91st
WeaknessU.S. 26.4 min · TX 26.7 min217th of 1,738 in TX
Median household income$132,958
90th
StrengthU.S. $80,734 · TX $78,47679th of 1,712 in TX
Work from home26.6%
90th
U.S. 15.1% · TX 14.4%105th of 1,810 in TX
Veterans9.8%
89th
U.S. 6.2% · TX 6.2%351st of 1,818 in TX
Tech workers6.4%
88th
U.S. 3.8% · TX 3.8%140th of 1,810 in TX
Homeownership rate82.9%
85th
StrengthU.S. 65.2% · TX 62.6%472nd of 1,792 in TX
Uninsured rate13.3%
84th
WeaknessU.S. 8.4% · TX 17.1%1,130th of 1,808 in TX
Median earnings per worker$64,183
81st
StrengthU.S. $49,666 · TX $47,575208th of 1,794 in TX
Broadband access95.1%
77th
U.S. 91% · TX 91.4%346th of 1,792 in TX
Median home value$506,600
76th
U.S. $332,700 · TX $283,800109th of 1,679 in TX
Per capita income$51,464
74th
U.S. $44,673 · TX $40,752232nd of 1,813 in TX
Self-employed workers11.5%
73rd
U.S. 10% · TX 10.5%788th of 1,810 in TX
Bachelor's degree or higher44.5%
72nd
U.S. 35.7% · TX 33.8%259th of 1,811 in TX
Median gross rent$1,658
65th
U.S. $1,413 · TX $1,403261st of 1,511 in TX
Diversity index53.1
57th
U.S. 61.4 · TX 67.1737th of 1,818 in TX
Foreign-born residents11.3%
55th
U.S. 14.1% · TX 17.6%724th of 1,818 in TX
Unemployment rate4.6%
45th
U.S. 5.2% · TX 5.3%851st of 1,810 in TX
Population26,434
42nd
U.S. 334,922,499 · TX 30,188,424462nd of 1,818 in TX
Median age36.9
34th
U.S. 38.9 · TX 35.61,041st of 1,817 in TX
Government workers11.7%
33rd
U.S. 14.5% · TX 14.1%1,309th of 1,810 in TX
Population density238/sq mi
23rd
U.S. 95/sq mi · TX 116/sq mi756th of 1,818 in TX
Residents 65 and older11%
13th
U.S. 17.2% · TX 13.4%1,453rd of 1,818 in TX
Housing vacancy3%
11th
U.S. 10.1% · TX 9.4%1,709th of 1,794 in TX
Healthcare workers6.5%
11th
U.S. 9.7% · TX 8.6%1,196th of 1,810 in TX
Rent-burdened renters34.3%
8th
StrengthU.S. 51.1% · TX 51.7%1,288th of 1,692 in TX
Income inequality (Gini)0.370
6th
StrengthU.S. 0.483 · TX 0.4781,525th of 1,785 in TX
Poverty rate3.3%
3rd
StrengthU.S. 12.5% · TX 13.8%1,681st of 1,794 in TX

Measure	78642	Williamson	TX	U.S.	National percentile	Rank in TX
Residents under 18	29.9%	24.1%	25%	22%	95th	265th of 1,818
Average commuteWeakness	35 min	27.9 min	26.7 min	26.4 min	91st	217th of 1,738
Median household incomeStrength	$132,958	$111,340	$78,476	$80,734	90th	79th of 1,712
Work from home	26.6%	25.4%	14.4%	15.1%	90th	105th of 1,810
Veterans	9.8%	7.6%	6.2%	6.2%	89th	351st of 1,818
Tech workers	6.4%	9.6%	3.8%	3.8%	88th	140th of 1,810
Homeownership rateStrength	82.9%	66.4%	62.6%	65.2%	85th	472nd of 1,792
Uninsured rateWeakness	13.3%	9.8%	17.1%	8.4%	84th	1,130th of 1,808
Median earnings per workerStrength	$64,183	$61,236	$47,575	$49,666	81st	208th of 1,794
Broadband access	95.1%	95.8%	91.4%	91%	77th	346th of 1,792
Median home value	$506,600	$447,000	$283,800	$332,700	76th	109th of 1,679
Per capita income	$51,464	$53,505	$40,752	$44,673	74th	232nd of 1,813
Self-employed workers	11.5%	9.5%	10.5%	10%	73rd	788th of 1,810
Bachelor's degree or higher	44.5%	48.4%	33.8%	35.7%	72nd	259th of 1,811
Median gross rent	$1,658	$1,796	$1,403	$1,413	65th	261st of 1,511
Diversity index	53.1	63.8	67.1	61.4	57th	737th of 1,818
Foreign-born residents	11.3%	16.2%	17.6%	14.1%	55th	724th of 1,818
Unemployment rate	4.6%	3.9%	5.3%	5.2%	45th	851st of 1,810
Population	26,434	672,688	30,188,424	334,922,499	42nd	462nd of 1,818
Median age	36.9	37.3	35.6	38.9	34th	1,041st of 1,817
Government workers	11.7%	13.9%	14.1%	14.5%	33rd	1,309th of 1,810
Population density	238/sq mi	603/sq mi	116/sq mi	95/sq mi	23rd	756th of 1,818
Residents 65 and older	11%	12.9%	13.4%	17.2%	13th	1,453rd of 1,818
Housing vacancy	3%	3.9%	9.4%	10.1%	11th	1,709th of 1,794
Healthcare workers	6.5%	7.6%	8.6%	9.7%	11th	1,196th of 1,810
Rent-burdened rentersStrength	34.3%	48%	51.7%	51.1%	8th	1,288th of 1,692
Income inequality (Gini)Strength	0.370	0.415	0.478	0.483	6th	1,525th of 1,785
Poverty rateStrength	3.3%	6.4%	13.8%	12.5%	3rd	1,681st of 1,794

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

22%

5–17

18–24

13%

25–34

18%

35–44

13%

45–54

10%

55–64

65–74

75+

Median age

36.9

Under 18

29.9%

65 and over

11%

Race and ethnicity

White62%
Black2%
Hispanic28%
Asian5%
Native American0.2%
Pacific Islander0%
Other0.1%
Multiracial3%

Diversity index

53.1

U.S. 61.4

Foreign-born

11.3%

U.S. 14.1%

Born in state

52.6%

Language spoken at home (households)

English only

76%

Spanish

14%

Other Indo-European

Asian / Pacific

Other

0.8%

Households

Households: 8,696
Average household size: 3
Family households: 80.2%
Married couples: 67.5%
Living alone: 16.9%
Veterans (of adults): 9.8%
Male / female: 48% / 52%

Income and poverty

Household income distribution

<$25k

$25–50k

$50–75k

10%

$75–100k

14%

$100–150k

19%

$150–200k

18%

$200k+

25%

Median household income

78642

$132,958

Williamson Co.

$111,340

Texas

$78,476

United States

$80,734

Per capita income

$51,464

U.S. $44,673

Poverty rate

3.3%

U.S. 12.5%

Households earning $150K+

43.6%

U.S. 23%

Income inequality (Gini)

0.370

U.S. 0.483

Housing

Median home value

78642

$506,600

Williamson Co.

$447,000

Texas

$283,800

United States

$332,700

Median gross rent

78642

$1,658

Williamson Co.

$1,796

Texas

$1,403

United States

$1,413

Types of housing

Single-family

82%

2–4 units

5–19 units

0.6%

20+ units

Mobile home

Boat, RV, van

Housing units: 8,963
Owner-occupied: 82.9%
Vacant: 3%
Median year built: 2014
Median rooms: 6.3
Renters paying 30%+ of income: 34.3%
Renters paying 50%+ of income: 15.2%
Home value to income: 3.8× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

64%

Carpooled

Transit

0.1%

Walked

0.5%

Bicycle

Worked from home

27%

Other

Commute time (one way)

<10 min

10–19

18%

20–29

18%

30–44

22%

45–59

19%

60+

18%

Average commute

35 min

U.S. 26.4 min

Unemployment

4.6%

U.S. 5.2%

In labor force

71.5%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

21%

Construction and repair

10%

Education

Office and admin

Sales

Healthcare

Business and finance

Computer and math

Transportation and moving

Engineering and science

Production

Food service

Cleaning and personal care

Police and fire

Arts, media and sports

Legal and social services

Farming, fishing and forestry

Industries

Construction

14%

Professional and technical services

12%

Retail

12%

Education

10%

Health care and social assistance

10%

Finance, insurance and real estate

Manufacturing

Public administration

Restaurants and hotels

Information

Admin, support and management

Transportation, warehousing and utilities

Other services

Wholesale

Arts and recreation

0.8%

Agriculture and mining

0.7%

Median earnings per worker

$64,183

U.S. $49,666

Self-employed

11.5%

U.S. 10%

Government workers

11.7%

U.S. 14.5%

Nonprofit workers

7.2%

U.S. 8.8%

Median earnings by type of work

Type of work	78642	U.S.
Management, business, science and arts	$92,520	$74,888
Service	$27,737	$26,804
Sales and office	$47,780	$40,476
Construction and maintenance	$56,132	$49,199
Production and transportation	$41,553	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

21%

Some college

18%

Associate's

Bachelor's

32%

Graduate

13%

High school graduate or higher: 92.1%
Bachelor's degree or higher: 44.5%
Graduate or professional degree: 12.7%
Households with broadband: 95.1%
Cable, fiber or DSL: 80.3%
No internet access: 2.8%
Without health insurance: 13.3%
Limited-English households: 0.6%

Geography

City (USPS): Liberty Hill
State: Texas
County: Williamson County
Center point: 30.6957° N, 97.9395° W
Land area: 111 sq mi
Water area: 0.6 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

78642 spans 2 counties

Williamson County92% of land
Burnet County8% of land

Cities and towns within this zip

Liberty Hill4% of zip
Santa Rita Ranch (unincorporated)4% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 78642

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
78605	Bertram, TX	8.3 mi	7,573	$83,542	$324,000
78641	Leander, TX	9.6 mi	99,865	$135,024	$480,400
78646	Leander, TX · PO box	9.6 mi	—	—	—
78628	Georgetown, TX	9.8 mi	50,822	$125,635	$496,600
78633	Georgetown, TX	11 mi	29,309	$100,936	$464,600
76527	Florence, TX	13 mi	4,918	$81,574	$345,400
78613	Cedar Park, TX	15 mi	89,956	$125,487	$496,200
78630	Cedar Park, TX · PO box	15 mi	—	—	—
78627	Georgetown, TX · PO box	16 mi	—	—	—
78608	Briggs, TX	16 mi	428	—	$555,800
78681	Round Rock, TX	17 mi	56,691	$137,819	$497,300
78645	Leander, TX	17 mi	15,256	$113,008	$434,600

Zip codes like 78642 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 78642

What city is zip code 78642?

78642 is assigned to Liberty Hill, Texas. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 78642 in?

78642 is mostly in Williamson County, but it extends into 1 other county.

What is the population of 78642?

About 26,434 people live in 78642, according to the Census Bureau's American Community Survey.

What time zone is 78642 in?

78642 is in Central Time.

What is the median household income in 78642?

The median household income in 78642 is $132,958.

What zip codes are near 78642?

The closest zip codes to 78642 are 78605, 78641, 78646, 78628, 78633.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 78642, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.