Postal Codes

77478 ZIP Code

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ZIP code 77478 covers Sugar Land, Texas, with a population of about 22,699 and a median household income of $116,205.

Population
22,6992,265 per square mile
Median age
46.78 points above the US average
Median household income
$116,2051.5× the Texas median
Poverty rate
6.6%5.8 points below the US average
Typical home value
$434,046up 22.5% in five years
Median rent
$1,7511.3× the Texas median
Degree or higher
59.4%24.4 points above the US average
Homeownership
76.1%11.1 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
2,440

Where 77478 is

Sugar Land, 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

Population22,699
Median age46.7
Family households73.6%
Born outside the US32.3%
Speaks a language other than English at home39.3%
White (non-Hispanic)41.8%
Black (non-Hispanic)5.4%
Asian (non-Hispanic)33.6%
Hispanic or Latino14.6%
Veterans4.8%
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$116,205
Income per person$61,730
Poverty rate6.6%
Households on SNAP or cash assistance6%

Household income distribution

Under $10k2.8%
$10–15k0.5%
$15–20k2.0%
$20–25k0.8%
$25–30k2.7%
$30–35k1.7%
$35–40k3.1%
$40–45k1.7%
$45–50k2.1%
$50–60k7.1%
$60–75k7.6%
$75–100k10.9%
$100–125k9.6%
$125–150k12.2%
$150–200k13.4%
$200k or more21.7%

Income as declared to the IRS

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

Tax returns filed12,110
Mean adjusted gross income$151,282
Returns declaring $200,000 or more16.7%
Returns, under $25k23.5%
Returns, $25k–$50k16.3%
Returns, $50k–$75k12.8%
Returns, $75k–$100k9.3%
Returns, $100k–$200k21.4%
Returns, $200k or more16.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$378,700
Median gross rent$1,751
Rent as a share of household income31.7%
Owner-occupied76.1%
Vacant homes3.1%
Median year built1988

What the homes are

Detached house81.1%
Attached house1.6%
2 to 4 units0.6%
5 to 19 units8.2%
20 or more units8.3%
Mobile home0.1%
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$434,046as of 2026-07
Typical home value, 1 yeardown 0.1%
Typical home value, 5 yearsup 22.5%
Typical home value, 10 yearsup 43.3%
Typical asking rent$1,928as of 2026-07
Typical asking rent, 1 yearup 1%
Typical home value since 2000
200020132026$434,977$184,515

$184,515 in 2000 to $434,046 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.2%
Bachelor's degree or higher59.4%
High school diploma or higher94.2%
Works from home18.1%
Drives to work alone71.4%
Takes public transport0.6%
Commutes 45 minutes or more15.8%
Health

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

Obesity25.4% 8 pts below the national average of 33.4%
Diagnosed diabetes13.6% 1.6 pts above the national average of 12%
Currently smokes8.4% 4.8 pts below the national average of 13.2%
High blood pressure35.5% 1.4 pts above the national average of 34.1%
Fair or poor general health16% 4.3 pts below the national average of 20.3%
No health insurance (18–64)9.1% 2.2 pts below the national average of 11.3%
Depression16.5% 5.4 pts below the national average of 21.9%
No leisure-time physical activity23.7% 1.7 pts below the national average of 25.4%
Arthritis23.9% 1.2 pts below the national average of 25.1%
Binge drinking12.8% 3.2 pts below the national average of 16%
Taking blood pressure medication81.5% 6.8 pts above the national average of 74.7%
Cancer (non-skin)8.1% same as the national average of 7.7%
Current asthma8.3% 2.1 pts below the national average of 10.4%
Coronary heart disease6.1% same as the national average of 6.2%
Routine check-up in past year78.6% 1.9 pts above the national average of 76.7%
Cholesterol screening90.1% 4.2 pts above the national average of 85.9%
Cognitive disability9.7% 5.1 pts below the national average of 14.8%
Colorectal screening64.9% 0.6 pts above the national average of 64.3%
COPD4.9% 1.7 pts below the national average of 6.6%
Visited a dentist65.4% 4.1 pts above the national average of 61.3%
Any disability24% 6.7 pts below the national average of 30.7%
Hearing disability6.5% same as the national average of 6.7%
High cholesterol40.9% 4.7 pts above the national average of 36.2%
Independent living disability5.7% 2.7 pts below the national average of 8.4%
Mammography use76.8% 0.9 pts above the national average of 75.9%
Poor mental health (14+ days)12.2% 4.6 pts below the national average of 16.8%
Mobility disability12% 2 pts below the national average of 14%
Poor physical health (14+ days)10.6% 2.9 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Sleeps under 7 hours33.9% 2.5 pts below the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost6.7% 6.3 pts below the national average of 13%
Vision disability4.1% 1.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments2,440
People employed41,793
Annual payroll$2,789,171,000
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 80.3% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 10 census tracts this ZIP code covers
Expected annual loss79.5 out of 100
Community resilience58.8 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.

Hurricane93.3Relatively High at its worst in this ZIP code
Tornado89.4Very High at its worst in this ZIP code
Lightning83.8Relatively High at its worst in this ZIP code
River flooding79.8Very High at its worst in this ZIP code
Heat wave74.4Relatively High at its worst in this ZIP code
Ice storm66.8Relatively Moderate at its worst in this ZIP code
Landslide63.9Very Low at its worst in this ZIP code
Cold wave62Relatively Moderate at its worst in this ZIP code
Strong wind56.7Relatively Moderate at its worst in this ZIP code
Hail49.8Relatively Low at its worst in this ZIP code
Wildfire42.2Very Low at its worst in this ZIP code
Earthquake33.8Very Low at its worst in this ZIP code
Winter weather29.3Relatively Low at its worst in this ZIP code
Drought24.4Very 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$116,205$76,292$78,538
Income per person$61,730$39,446$43,289
Poverty rate6.6%13.8%12.4%
Median home value$378,700$260,400$303,400
Median gross rent$1,751$1,339$1,348
Homeownership76.1%62.6%65%
Bachelor's degree or higher59.4%33.1%35%
Unemployment rate4.2%5.1%5.2%
Works from home18.1%12.8%13.5%
Born outside the US32.3%17.2%13.9%
Median age46.735.538.7
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 US4.8 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 supermarketNone of this ZIP code
Far from a supermarket47% of this ZIP code's area
No vehicle and far from a supermarket33% 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%.

Fort Bend Independent School District99.7% 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 vulnerability37more vulnerable than 37% of US census tracts
Socioeconomic status35more vulnerable than 35% of US census tracts
Household characteristics49more vulnerable than 49% of US census tracts
Racial and ethnic minority status67more vulnerable than 67% of US census tracts
Housing type and transport32more vulnerable than 32% of US census tracts
Walkability9 out of 20Below average
Nearby ZIP codes

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

77487 Sugar Land, TX2.7 km away
77477 Stafford, TX3.8 km away
77479 Sugar Land, TX4.6 km away
77498 Sugar Land, TX4.7 km away
77497 Stafford, TX4.8 km away
77099 Houston, TX6 km away
77031 Houston, TX7.7 km away
77459 Missouri City, TX8.3 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.

Fort Bend County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area10.02 sq mi
Water area0.72 sq mi
Population density2,265 people per sq mi
Latitude, longitude29.6196, -95.6070

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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