Postal Codes

77031 ZIP Code

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ZIP code 77031 covers Houston, Texas, with a population of about 15,740 and a median household income of $46,892.

Population
15,7404,986 per square mile
Median age
38.5about the US average
Median household income
$46,89239% below the Texas median
Poverty rate
23.6%11.2 points above the US average
Typical home value
$255,727up 17.4% in five years
Median rent
$1,08319% below the Texas median
Degree or higher
22.8%12.2 points below the US average
Homeownership
44.4%20.6 points below the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
325

Where 77031 is

Houston, Texas — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population15,740
Median age38.5
Family households68.3%
Born outside the US41.8%
Speaks a language other than English at home58%
White (non-Hispanic)13.9%
Black (non-Hispanic)20.2%
Asian (non-Hispanic)6.7%
Hispanic or Latino56.8%
Veterans4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$46,892
Income per person$26,563
Poverty rate23.6%
Households on SNAP or cash assistance21.7%

Household income distribution

Under $10k7.7%
$10–15k3.0%
$15–20k5.7%
$20–25k9.4%
$25–30k4.5%
$30–35k5.2%
$35–40k8.1%
$40–45k3.1%
$45–50k5.0%
$50–60k7.8%
$60–75k5.8%
$75–100k10.2%
$100–125k10.6%
$125–150k2.7%
$150–200k6.7%
$200k or more4.6%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed6,700
Mean adjusted gross income$45,572
Returns declaring $200,000 or more1.6%
Returns, under $25k42.5%
Returns, $25k–$50k28.1%
Returns, $50k–$75k13.0%
Returns, $75k–$100k6.3%
Returns, $100k–$200k8.5%
Returns, $200k or more1.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$227,100
Median gross rent$1,083
Rent as a share of household income34.8%
Owner-occupied44.4%
Vacant homes12.1%
Median year built1977

What the homes are

Detached house44.3%
Attached house6%
2 to 4 units3.6%
5 to 19 units22.3%
20 or more units23%
Mobile home0.8%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$255,727as of 2026-07
Typical home value, 1 yeardown 2.9%
Typical home value, 5 yearsup 17.4%
Typical home value, 10 yearsup 61.9%
Typical asking rent$1,705as of 2026-07
Typical home value since 2000
200020132026$268,591$106,898

$106,898 in 2000 to $255,727 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate7.6%
Bachelor's degree or higher22.8%
High school diploma or higher67.5%
Works from home9.6%
Drives to work alone65.8%
Takes public transport5.8%
Commutes 45 minutes or more14.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity41.3% 7.9 pts above the national average of 33.4%
Diagnosed diabetes17.4% 5.4 pts above the national average of 12%
Currently smokes16.8% 3.6 pts above the national average of 13.2%
High blood pressure37.6% 3.5 pts above the national average of 34.1%
Fair or poor general health30.8% 10.5 pts above the national average of 20.3%
No health insurance (18–64)31.9% 20.6 pts above the national average of 11.3%
Depression19.6% 2.3 pts below the national average of 21.9%
No leisure-time physical activity35.1% 9.7 pts above the national average of 25.4%
Arthritis21.8% 3.3 pts below the national average of 25.1%
Binge drinking14.7% 1.3 pts below the national average of 16%
Taking blood pressure medication75.1% same as the national average of 74.7%
Cancer (non-skin)5.1% 2.6 pts below the national average of 7.7%
Current asthma9.8% 0.6 pts below the national average of 10.4%
Coronary heart disease7% 0.8 pts above the national average of 6.2%
Routine check-up in past year73.1% 3.6 pts below the national average of 76.7%
Cholesterol screening80.6% 5.3 pts below the national average of 85.9%
Cognitive disability20.1% 5.3 pts above the national average of 14.8%
Colorectal screening53.3% 11 pts below the national average of 64.3%
COPD7.6% 1 pts above the national average of 6.6%
Visited a dentist44.5% 16.8 pts below the national average of 61.3%
Any disability39% 8.3 pts above the national average of 30.7%
Hearing disability7.2% 0.5 pts above the national average of 6.7%
High cholesterol37.8% 1.6 pts above the national average of 36.2%
Independent living disability12% 3.6 pts above the national average of 8.4%
Mammography use70.1% 5.8 pts below the national average of 75.9%
Poor mental health (14+ days)18% 1.2 pts above the national average of 16.8%
Mobility disability19.6% 5.6 pts above the national average of 14%
Poor physical health (14+ days)16.4% 2.9 pts above the national average of 13.5%
Self-care disability7.1% 3.1 pts above the national average of 4%
Sleeps under 7 hours42.5% 6.1 pts above the national average of 36.4%
Stroke4.4% 1 pts above the national average of 3.4%
All natural teeth lost18% 5 pts above the national average of 13%
Vision disability11.2% 5.6 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments325
People employed4,151
Annual payroll$203,099,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 75.7% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 8 census tracts this ZIP code covers
Expected annual loss65.8 out of 100
Community resilience16.6 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

River flooding89.6Very High at its worst in this ZIP code
Hurricane86.7Very High at its worst in this ZIP code
Tornado83.3Very High at its worst in this ZIP code
Heat wave65.8Relatively Moderate at its worst in this ZIP code
Cold wave65.3Relatively High at its worst in this ZIP code
Landslide60.3Very Low at its worst in this ZIP code
Lightning37.9Relatively High at its worst in this ZIP code
Ice storm34.8Relatively Moderate at its worst in this ZIP code
Wildfire27.7Very Low at its worst in this ZIP code
Strong wind24.6Relatively Moderate at its worst in this ZIP code
Hail21.7Relatively Low at its worst in this ZIP code
Winter weather19.7Relatively Low at its worst in this ZIP code
Drought15.6Relatively Low at its worst in this ZIP code
Earthquake14.5Relatively Low at its worst in this ZIP code
Compared with Texas and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPTexasUnited States
Median household income$46,892$76,292$78,538
Income per person$26,563$39,446$43,289
Poverty rate23.6%13.8%12.4%
Median home value$227,100$260,400$303,400
Median gross rent$1,083$1,339$1,348
Homeownership44.4%62.6%65%
Bachelor's degree or higher22.8%33.1%35%
Unemployment rate7.6%5.1%5.2%
Works from home9.6%12.8%13.5%
Born outside the US41.8%17.2%13.9%
Median age38.535.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationHOUSTON SUGARLAND MEM, TX US11.8 km away
Rain in a year50 in

Average high and low by month

January64.3°F / 45.3°F3.63 in rain
February68.1°F / 49.5°F2.83 in rain
March74.1°F / 55.3°F3.49 in rain
April80.1°F / 60.4°F4.26 in rain
May87.1°F / 68.6°F5.24 in rain
June92.3°F / 74.1°F4.22 in rain
July95°F / 75.7°F4.16 in rain
August94.2°F / 75.7°F5.27 in rain
September89.7°F / 71.5°F4.42 in rain
October83.3°F / 62°F4.65 in rain
November73.6°F / 52.7°F3.78 in rain
December66.5°F / 46.4°F3.76 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket43% of this ZIP code's area
Far from a supermarket43% of this ZIP code's area
No vehicle and far from a supermarket43% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Houston Independent School District94.9% of this ZIP code's land area
Alief Independent School District4.3% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability74more vulnerable than 74% of US census tracts
Socioeconomic status82more vulnerable than 82% of US census tracts
Household characteristics61more vulnerable than 61% of US census tracts
Racial and ethnic minority status88more vulnerable than 88% of US census tracts
Housing type and transport54more vulnerable than 54% of US census tracts
Walkability12.8 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

77071 Houston, TX2.4 km away
77036 Houston, TX4.5 km away
77074 Houston, TX4.6 km away
77099 Houston, TX4.6 km away
77477 Stafford, TX4.7 km away
77497 Stafford, TX4.9 km away
77035 Houston, TX5.4 km away
77096 Houston, TX5.6 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Harris County99.1% of this ZIP code's land area
Fort Bend County0.9% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area3.16 sq mi
Water area0.01 sq mi
Population density4,986 people per sq mi
Latitude, longitude29.6581, -95.5413

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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