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Texas ZIP Codes
Washington County
Chappell Hill, TX
77426
77426 ZIP Code — Chappell Hill, TX
Washington County, Texas
ZIP code 77426 is located in
Chappell Hill ,
Texas ,
within Washington County .
It covers approximately 90.21 square miles and serves a population of
2,086 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 979 .
About ZIP code 77426
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $354,500. Owner-occupancy is high at 82%, well above the national average.
Median household income is $94,091. The poverty rate of 6% is below the national average. 33% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 22 minutes is near the national average.
Educational attainment is near the national average, with 31% of residents holding a bachelor's degree or higher.
Health indicators show elevated rates of diabetes (15%) compared to national benchmarks.
Overall, ZIP code 77426 reflects a community defined by high homeownership and a significant Social Security-dependent population.
77426 ZIP code map
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Cities in ZIP code 77426
Below are the cities the US Postal Service accepts for ZIP code 77426. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
2,086
Population density
23 / sq mi
State FIPS
48
County FIPS
477
Geography
Land area
90.21 sq mi
Water area
1.92 sq mi
Latitude
30.2060
Longitude
-96.2172
Timezone
Central (CT)
Area code
979
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
41.8%
42.1%
39.5%
$50k – $100k
21.2%
31.6%
30.1%
$100k – $200k
19.5%
18.6%
22.6%
Over $200k
17.5%
7.7%
7.8%
Demographics & statistics
$94,091
Median household income
$354,500
Median home value
30.9%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 244 11.7%
18 and over 1,842 88.3%
65 and over 473 22.7%
Median age 53.2 years
Race & ethnicity
Black or African American
13.6%
Group Count %
White 1,649 76.5%
Black or African American 294 13.6%
Two or more races 120 5.6%
Hispanic or Latino 69 3.2%
Other race 23 1.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
41.8%
42.1%
39.5%
$50k – $100k
21.2%
31.6%
30.1%
$100k – $200k
19.5%
18.6%
22.6%
Over $200k
17.5%
7.7%
7.8%
Range % of households
Under $10k 6.8%
$10k–$15k 0.6%
$15k–$25k 1.5%
$25k–$35k 1.4%
$35k–$50k 18.6%
$50k–$75k 14.5%
$75k–$100k 18.1%
$100k–$150k 20.8%
$150k–$200k 4.7%
$200k+ 12.9%
Median income $94,091
Housing
Housing overview
Metric Value
Median home value $354,500
Median rent / month $0
Owner occupied 82.2%
Renter occupied 17.8%
Vacant 16.1%
Single-family detached 80.2%
Large apartment buildings 0.0%
Mobile homes 19.8%
Median rooms 5.5
Avg household size (owned) 2.47
Year built
Era %
2020 or later 0.0%
2010–2019 15.9%
2000–2009 22.7%
1990–1999 27.0%
1980–1989 8.3%
1970–1979 6.4%
1960–1969 4.6%
1950–1959 1.4%
1940–1949 3.6%
1939 or earlier 10.1%
Bedrooms
Size % of units
No bedroom (studio) 5.7%
1 bedroom 1.9%
2 bedrooms 20.3%
3 bedrooms 41.7%
4 bedrooms 27.1%
5+ bedrooms 3.3%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 24.7%
2 vehicles 40.5%
3 or more 34.8%
Heating fuel
Fuel type %
Utility gas 4.9%
Electricity 60.1%
Propane / LP gas 23.8%
Wood 4.4%
No fuel used 6.8%
Households & families
Household type Count %
Married-couple family 481 56.6%
Cohabiting couple 101 11.9%
Male householder, no spouse 92 10.8%
Female householder, no spouse 176 20.7%
Households with children under 18 153 18.0%
Households with seniors (65+) 366 43.1%
Average household size 2.45
Marital status
Status Male Female
Never married 23.4% 21.0%
Married 55.5% 49.4%
Separated 0.5% 0.0%
Widowed 1.6% 7.8%
Divorced 19.0% 21.9%
Education
Less than 9th grade
11.3%
Some college, no degree
21.2%
Graduate / professional
8.2%
Metric %
HS diploma or higher 86.0%
Bachelor's or higher 30.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 20 5.8%
Kindergarten 0 0.0%
Elementary school 81 23.6%
High school 138 40.2%
College / grad school 104 30.3%
Employment
Industry of employment
Education & healthcare
28.2%
Public administration
9.1%
Professional & management
9.0%
Agriculture & mining
6.2%
Arts, food & hospitality
5.9%
Finance & real estate
5.4%
Transportation & utilities
2.3%
Occupation
Category %
Management, business & arts 31.9%
Service 14.5%
Sales & office 25.0%
Natural resources & construction 12.7%
Production & transportation 15.9%
Employment type
Type %
Private sector 55.5%
Government 33.7%
Self-employed 10.0%
Unpaid family workers 0.8%
Commute
Method %
Drive alone 74.0%
Carpool 6.7%
Public transit 0.0%
Walk 0.0%
Work from home 14.7%
Other means 4.6%
Avg commute (minutes) 21.5
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 32.6%
Retirement income 14.0%
Supplemental Security 2.1%
Cash public assistance 2.4%
Food stamps / SNAP 3.9%
Health indicators
Condition %
Obesity 37.0%
High blood pressure 43.1%
High cholesterol 39.3%
Diabetes 15.1%
Heart disease 8.8%
Stroke 4.3%
Asthma 9.7%
Arthritis 29.4%
Kidney disease 3.9%
Pulmonary disease 9.2%
Cancer 7.8%
Behavior / access %
Smoking 19.0%
Binge drinking 15.5%
No physical activity 26.9%
Less than 7 hrs sleep 34.0%
Depression 21.5%
Fair or poor health 20.3%
Poor mental health 14.8%
Poor physical health 13.6%
No health insurance 23.4%
Visited doctor (checkup) 74.9%
Visited dentist 53.7%
Cholesterol screening 91.4%
Teeth loss 16.3%
Veterans & disability
Veterans Count %
Civilian veterans 59 3.2%
Disability %
Any disability 16.7%
Under 18 6.6%
18–64 years 6.4%
65 and over 51.6%
Health insurance coverage
Type %
Private insurance 68.5%
Public insurance 34.6%
No insurance 12.2%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 2,050 98.3%
Spanish 141 6.9%
Other Indo-European 141 6.9%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,925 92.3%
Born in same state 1,925 92.3%
Born in different state 1,571 75.3%
Foreign born 0 0.0%
Naturalized citizen 161 7.7%
Not a US citizen 56 34.8%
Ancestry
Ancestry Count %
French 88 4.2%
Arab 81 3.9%
English 48 2.3%
Ancestry Count %
Italian 46 2.2%
Polish 14 0.7%
Technology access
Metric % of households
Computer access 40.7%
Internet access 82.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 77426
What city is ZIP code 77426 in?
ZIP code 77426 is primarily assigned to Chappell Hill, Texas.
What county is ZIP code 77426 in?
ZIP code 77426 falls within Washington County, Texas.
Is ZIP code 77426 mostly owner-occupied?
82% of occupied units in ZIP code 77426 are owner-occupied, well above the national average.
What is the typical home value in ZIP code 77426?
The median home value in ZIP code 77426 is $354,500.
What is the population of ZIP code 77426?
ZIP code 77426 has an estimated population of 2,086 residents, with a density of 23 people per square mile.
What is the median household income in ZIP code 77426?
The median household income in ZIP code 77426 is $94,091, above the national median of ~$75,000.
What timezone is ZIP code 77426 in?
ZIP code 77426 observes the CST timezone.
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