Postal Codes

78266 ZIP Code

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ZIP code 78266 covers San Antonio, Texas, with a population of about 7,274 and a median household income of $132,470.

Population
7,274183 per square mile
Median age
48.19.4 points above the US average
Median household income
$132,4701.7× the Texas median
Poverty rate
2%10.4 points below the US average
Typical home value
$578,733up 15.9% in five years
Median rent
$2,2821.7× the Texas median
Degree or higher
51.6%16.6 points above the US average
Homeownership
90.7%25.7 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
287

Where 78266 is

San Antonio, 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

Population7,274
Median age48.1
Family households80.8%
Born outside the US5.6%
Speaks a language other than English at home14.7%
White (non-Hispanic)44.4%
Black (non-Hispanic)14.2%
Asian (non-Hispanic)0.8%
Hispanic or Latino35.8%
Veterans19.7%
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$132,470
Income per person$62,300
Poverty rate2%
Households on SNAP or cash assistance2.2%

Household income distribution

Under $10k2.9%
$10–15k0.8%
$15–20k0.0%
$20–25k0.5%
$25–30k0.8%
$30–35k0.7%
$35–40k0.6%
$40–45k4.6%
$45–50k1.6%
$50–60k6.3%
$60–75k2.5%
$75–100k12.3%
$100–125k11.9%
$125–150k9.6%
$150–200k14.1%
$200k or more30.7%

Income as declared to the IRS

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

Tax returns filed4,180
Mean adjusted gross income$147,405
Returns declaring $200,000 or more21.1%
Returns, under $25k19.9%
Returns, $25k–$50k13.9%
Returns, $50k–$75k10.3%
Returns, $75k–$100k8.9%
Returns, $100k–$200k26.1%
Returns, $200k or more21.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$553,200
Median gross rent$2,282
Owner-occupied90.7%
Vacant homes6.1%
Median year built2002

What the homes are

Detached house93.1%
20 or more units3.1%
Mobile home3.9%
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$578,733as of 2026-07
Typical home value, 1 yeardown 1.2%
Typical home value, 5 yearsup 15.9%
Typical home value, 10 yearsup 62.5%
Typical home value since 2000
200920172026$603,807$297,300

$306,044 in 2009 to $578,733 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.8%
Bachelor's degree or higher51.6%
High school diploma or higher97.7%
Works from home20.4%
Drives to work alone73%
Takes public transport0%
Commutes 45 minutes or more21.7%
Health

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

Obesity32.6% 0.8 pts below the national average of 33.4%
Diagnosed diabetes12.1% same as the national average of 12%
Currently smokes8.8% 4.4 pts below the national average of 13.2%
High blood pressure37.2% 3.1 pts above the national average of 34.1%
Fair or poor general health15.6% 4.7 pts below the national average of 20.3%
No health insurance (18–64)10.1% 1.2 pts below the national average of 11.3%
Depression18.7% 3.2 pts below the national average of 21.9%
No leisure-time physical activity20.5% 4.9 pts below the national average of 25.4%
Arthritis26.5% 1.4 pts above the national average of 25.1%
Binge drinking16% same as the national average of 16%
Taking blood pressure medication80.2% 5.5 pts above the national average of 74.7%
Cancer (non-skin)9.5% 1.8 pts above the national average of 7.7%
Current asthma9.2% 1.2 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 year79.8% 3.1 pts above the national average of 76.7%
Cholesterol screening91.1% 5.2 pts above the national average of 85.9%
Cognitive disability10.2% 4.6 pts below the national average of 14.8%
Colorectal screening68.7% 4.4 pts above the national average of 64.3%
COPD5.1% 1.5 pts below the national average of 6.6%
Visited a dentist69% 7.7 pts above the national average of 61.3%
Any disability24.5% 6.2 pts below the national average of 30.7%
Hearing disability6.7% same as the national average of 6.7%
High cholesterol36.3% same as the national average of 36.2%
Independent living disability5.7% 2.7 pts below the national average of 8.4%
Mammography use75.2% 0.7 pts below the national average of 75.9%
Poor mental health (14+ days)12.9% 3.9 pts below the national average of 16.8%
Mobility disability12% 2 pts below the national average of 14%
Poor physical health (14+ days)11.5% 2 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Sleeps under 7 hours33.9% 2.5 pts below the national average of 36.4%
Stroke3.1% same as the national average of 3.4%
All natural teeth lost5.6% 7.4 pts below the national average of 13%
Vision disability3.8% 1.8 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments287
People employed4,075
Annual payroll$217,132,000
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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 92.7% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 6 census tracts this ZIP code covers
Expected annual loss95.8 out of 100
Community resilience55.9 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 flooding96.9Very High at its worst in this ZIP code
Hail95.2Very High at its worst in this ZIP code
Tornado93.7Very High at its worst in this ZIP code
Wildfire91Relatively Moderate at its worst in this ZIP code
Drought89.5Relatively Moderate at its worst in this ZIP code
Heat wave82.5Relatively High at its worst in this ZIP code
Winter weather82.3Relatively High at its worst in this ZIP code
Lightning80.7Relatively High at its worst in this ZIP code
Strong wind70.5Relatively Moderate at its worst in this ZIP code
Cold wave67.1Relatively Moderate at its worst in this ZIP code
Landslide64.1Very Low at its worst in this ZIP code
Hurricane56.8Relatively Low at its worst in this ZIP code
Ice storm43.2Relatively Low at its worst in this ZIP code
Earthquake8.3Very 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$132,470$76,292$78,538
Income per person$62,300$39,446$43,289
Poverty rate2%13.8%12.4%
Median home value$553,200$260,400$303,400
Median gross rent$2,282$1,339$1,348
Homeownership90.7%62.6%65%
Bachelor's degree or higher51.6%33.1%35%
Unemployment rate3.8%5.1%5.2%
Works from home20.4%12.8%13.5%
Born outside the US5.6%17.2%13.9%
Median age48.135.538.7
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 stationRANDOLPH AFB, TX US13.9 km away

Average high and low by month

January63.1°F / 41.1°F
February68.1°F / 45.1°F
March73°F / 51°F
April80.1°F / 58.2°F
May86.9°F / 65.5°F
June92.1°F / 71.4°F
July95.7°F / 73.3°F
August96.3°F / 73.4°F
September90.1°F / 68.4°F
October83.6°F / 59.4°F
November71.9°F / 49°F
December64.2°F / 41.7°F
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 supermarket20% of this ZIP code's area
No vehicle and far from a supermarket10% 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 3 school districts, so the address decides which one, not the ZIP code.

Comal Independent School District80.4% of this ZIP code's land area
Judson Independent School District18% of this ZIP code's land area
North East Independent School District1.6% 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 vulnerability22more vulnerable than 22% of US census tracts
Socioeconomic status11more vulnerable than 11% of US census tracts
Household characteristics32more vulnerable than 32% of US census tracts
Racial and ethnic minority status58more vulnerable than 58% of US census tracts
Housing type and transport39more vulnerable than 39% of US census tracts
Walkability5.7 out of 20Least walkable
Nearby ZIP codes

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

78154 Schertz, TX10 km away
78261 San Antonio, TX11.3 km away
78247 San Antonio, TX12.7 km away
78108 Cibolo, TX12.8 km away
78233 San Antonio, TX13 km away
78148 Universal City, TX13.2 km away
78259 San Antonio, TX13.4 km away
78132 New Braunfels, TX15 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.

Comal County80.4% of this ZIP code's land area
Bexar County19.6% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area39.68 sq mi
Water area0.33 sq mi
Population density183 people per sq mi
Latitude, longitude29.6643, -98.3118

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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