Postal Codes

77879 ZIP Code

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ZIP code 77879 covers Somerville, Texas, with a population of about 4,775 and a median household income of $70,808.

Population
4,77525 per square mile
Median age
46.98.2 points above the US average
Median household income
$70,8087% below the Texas median
Poverty rate
12.9%0.5 points above the US average
Typical home value
$209,956down 10.9% in five years
Degree or higher
25.4%9.6 points below the US average
Homeownership
80.7%15.7 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
71

Where 77879 is

Somerville, 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

Population4,775
Median age46.9
Family households55.4%
Born outside the US8%
Speaks a language other than English at home16.4%
White (non-Hispanic)58.7%
Black (non-Hispanic)14%
Asian (non-Hispanic)1%
Hispanic or Latino22.8%
Veterans6.4%
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$70,808
Income per person$36,439
Poverty rate12.9%
Households on SNAP or cash assistance13%

Household income distribution

Under $10k7.4%
$10–15k4.0%
$15–20k2.9%
$20–25k2.3%
$25–30k2.6%
$30–35k6.7%
$35–40k4.2%
$40–45k3.6%
$45–50k2.0%
$50–60k5.9%
$60–75k16.7%
$75–100k16.2%
$100–125k8.8%
$125–150k6.8%
$150–200k4.3%
$200k or more5.5%

Income as declared to the IRS

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

Tax returns filed2,460
Mean adjusted gross income$61,686
Returns declaring $200,000 or more3.7%
Returns, under $25k32.9%
Returns, $25k–$50k24.8%
Returns, $50k–$75k14.6%
Returns, $75k–$100k11.0%
Returns, $100k–$200k13.0%
Returns, $200k or more3.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$142,200
Rent as a share of household income26.8%
Owner-occupied80.7%
Vacant homes27.3%
Median year built1987

What the homes are

Detached house58.2%
2 to 4 units0.8%
20 or more units4.7%
Mobile home35.9%
Boat, RV or van0.4%
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$209,956as of 2026-07
Typical home value, 1 yearup 0.2%
Typical home value, 5 yearsdown 10.9%
Typical home value, 10 yearsup 39.2%
Typical home value since 2000
201020182026$243,571$112,195

$116,134 in 2010 to $209,956 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.8%
Bachelor's degree or higher25.4%
High school diploma or higher83.9%
Works from home15.7%
Drives to work alone67.5%
Takes public transport0%
Commutes 45 minutes or more25.3%
Health

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

Obesity36.2% 2.8 pts above the national average of 33.4%
Diagnosed diabetes14.9% 2.9 pts above the national average of 12%
Currently smokes14.2% 1 pts above the national average of 13.2%
High blood pressure41.8% 7.7 pts above the national average of 34.1%
Fair or poor general health22.6% 2.3 pts above the national average of 20.3%
No health insurance (18–64)14.2% 2.9 pts above the national average of 11.3%
Depression21.9% same as the national average of 21.9%
No leisure-time physical activity28.5% 3.1 pts above the national average of 25.4%
Arthritis30.2% 5.1 pts above the national average of 25.1%
Binge drinking14.9% 1.1 pts below the national average of 16%
Taking blood pressure medication80.4% 5.7 pts above the national average of 74.7%
Cancer (non-skin)9.5% 1.8 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease7.9% 1.7 pts above the national average of 6.2%
Routine check-up in past year77.7% 1 pts above the national average of 76.7%
Cholesterol screening88.6% 2.7 pts above the national average of 85.9%
Cognitive disability14.4% same as the national average of 14.8%
Colorectal screening64.4% same as the national average of 64.3%
COPD8.3% 1.7 pts above the national average of 6.6%
Visited a dentist55.4% 5.9 pts below the national average of 61.3%
Any disability33.9% 3.2 pts above the national average of 30.7%
Hearing disability8.4% 1.7 pts above the national average of 6.7%
High cholesterol41.1% 4.9 pts above the national average of 36.2%
Independent living disability8.8% same as the national average of 8.4%
Mammography use74.7% 1.2 pts below the national average of 75.9%
Poor mental health (14+ days)16.2% 0.6 pts below the national average of 16.8%
Mobility disability17.5% 3.5 pts above the national average of 14%
Poor physical health (14+ days)15% 1.5 pts above the national average of 13.5%
Self-care disability4.5% 0.5 pts above the national average of 4%
Sleeps under 7 hours36.8% same as the national average of 36.4%
Stroke4.2% 0.8 pts above the national average of 3.4%
All natural teeth lost12.4% 0.6 pts below the national average of 13%
Vision disability5.8% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments71
People employed546
Annual payroll$33,174,000
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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 63.7% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss54.8 out of 100
Community resilience25 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.

Drought89.2Relatively High at its worst in this ZIP code
Cold wave85.5Relatively High at its worst in this ZIP code
Hail83.8Relatively High at its worst in this ZIP code
Ice storm81.4Relatively Moderate at its worst in this ZIP code
Hurricane79.8Relatively Moderate at its worst in this ZIP code
Wildfire77.1Relatively Low at its worst in this ZIP code
Strong wind76.1Relatively Moderate at its worst in this ZIP code
Lightning70.8Relatively High at its worst in this ZIP code
Winter weather69Relatively Moderate at its worst in this ZIP code
Landslide62.2Very Low at its worst in this ZIP code
Heat wave61.4Relatively Moderate at its worst in this ZIP code
River flooding60.8Relatively Moderate at its worst in this ZIP code
Tornado59.1Relatively Moderate at its worst in this ZIP code
Earthquake14.3Very 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$70,808$76,292$78,538
Income per person$36,439$39,446$43,289
Poverty rate12.9%13.8%12.4%
Median home value$142,200$260,400$303,400
Median gross rent$1,339$1,348
Homeownership80.7%62.6%65%
Bachelor's degree or higher25.4%33.1%35%
Unemployment rate6.8%5.1%5.2%
Works from home15.7%12.8%13.5%
Born outside the US8%17.2%13.9%
Median age46.935.538.7
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 stationSOMERVILLE DAM, TX US7.9 km away
Rain in a year41 in

Average high and low by month

January62.4°F / 34.7°F3.17 in rain
February65.9°F / 38.9°F2.92 in rain
March72.8°F / 45.6°F3.22 in rain
April79.8°F / 52.7°F3.33 in rain
May86.9°F / 61.5°F4.73 in rain
June93.3°F / 68.2°F3.94 in rain
July96.6°F / 70.4°F1.88 in rain
August97.8°F / 70°F2.81 in rain
September92.1°F / 64.1°F3.41 in rain
October83.4°F / 53.1°F4.34 in rain
November72.3°F / 44.2°F3.55 in rain
December64.4°F / 36.8°F3.65 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 supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
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 3 school districts, so the address decides which one, not the ZIP code.

Snook Independent School District59.7% of this ZIP code's land area
Somerville Independent School District38.1% of this ZIP code's land area
Caldwell Independent School District2.2% 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 vulnerability66more vulnerable than 66% of US census tracts
Socioeconomic status59more vulnerable than 59% of US census tracts
Household characteristics62more vulnerable than 62% of US census tracts
Racial and ethnic minority status48more vulnerable than 48% of US census tracts
Housing type and transport70more vulnerable than 70% of US census tracts
Walkability5 out of 20Least walkable
Nearby ZIP codes

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

77863 Lyons, TX3.5 km away
77878 Snook, TX8.8 km away
77852 Deanville, TX21.3 km away
77836 Caldwell, TX21.8 km away
77845 College Station, TX24 km away
77835 Burton, TX26.2 km away
77881 Wellborn, TX26.3 km away
77841 College Station, TX27.1 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.

Burleson County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area192.37 sq mi
Water area11.71 sq mi
Population density25 people per sq mi
Latitude, longitude30.4076, -96.5358

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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