Postal Codes

78070 ZIP Code

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ZIP code 78070 covers Spring Branch, Texas, with a population of about 19,836 and a median household income of $115,076.

Population
19,836149 per square mile
Median age
47.28.5 points above the US average
Median household income
$115,0761.5× the Texas median
Poverty rate
7.2%5.2 points below the US average
Typical home value
$579,540up 17.9% in five years
Median rent
$1,274about the Texas median
Degree or higher
40.8%5.8 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
514

Where 78070 is

Spring Branch, 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

Population19,836
Median age47.2
Family households80.6%
Born outside the US5.9%
Speaks a language other than English at home11.2%
White (non-Hispanic)70.4%
Black (non-Hispanic)2.7%
Asian (non-Hispanic)0.7%
Hispanic or Latino22.1%
Veterans12%
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$115,076
Income per person$55,508
Poverty rate7.2%
Households on SNAP or cash assistance5.1%

Household income distribution

Under $10k2.0%
$10–15k1.7%
$15–20k1.3%
$20–25k3.1%
$25–30k2.7%
$30–35k3.8%
$35–40k1.9%
$40–45k4.5%
$45–50k1.2%
$50–60k5.3%
$60–75k8.1%
$75–100k7.9%
$100–125k10.6%
$125–150k8.0%
$150–200k11.6%
$200k or more26.3%

Income as declared to the IRS

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

Tax returns filed10,930
Mean adjusted gross income$133,508
Returns declaring $200,000 or more15.4%
Returns, under $25k23.0%
Returns, $25k–$50k17.0%
Returns, $50k–$75k11.9%
Returns, $75k–$100k9.2%
Returns, $100k–$200k23.5%
Returns, $200k or more15.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$469,500
Median gross rent$1,274
Rent as a share of household income30.6%
Owner-occupied90.7%
Vacant homes5.7%
Median year built2006

What the homes are

Detached house78.3%
Attached house0.1%
5 to 19 units0.8%
20 or more units2.6%
Mobile home17.3%
Boat, RV or van0.9%
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$579,540as of 2026-07
Typical home value, 1 yeardown 0.3%
Typical home value, 5 yearsup 17.9%
Typical home value, 10 yearsup 78.2%
Typical asking rent$1,722as of 2026-07
Typical home value since 2000
200920172026$598,277$251,166

$256,251 in 2009 to $579,540 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher40.8%
High school diploma or higher95.4%
Works from home17.5%
Drives to work alone75.7%
Takes public transport0%
Commutes 45 minutes or more44.3%
Health

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

Obesity35.2% 1.8 pts above the national average of 33.4%
Diagnosed diabetes12.2% same as the national average of 12%
Currently smokes11% 2.2 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 health17.4% 2.9 pts below the national average of 20.3%
No health insurance (18–64)11.1% same as the national average of 11.3%
Depression20.6% 1.3 pts below the national average of 21.9%
No leisure-time physical activity21.7% 3.7 pts below the national average of 25.4%
Arthritis27.4% 2.3 pts above the national average of 25.1%
Binge drinking17.2% 1.2 pts above the national average of 16%
Taking blood pressure medication79.4% 4.7 pts above the national average of 74.7%
Cancer (non-skin)9.6% 1.9 pts above the national average of 7.7%
Current asthma9.6% 0.8 pts below the national average of 10.4%
Coronary heart disease6.6% same as the national average of 6.2%
Routine check-up in past year79% 2.3 pts above the national average of 76.7%
Cholesterol screening90% 4.1 pts above the national average of 85.9%
Cognitive disability11.6% 3.2 pts below the national average of 14.8%
Colorectal screening64.2% same as the national average of 64.3%
COPD6.4% same as the national average of 6.6%
Visited a dentist62.9% 1.6 pts above the national average of 61.3%
Any disability26.2% 4.5 pts below the national average of 30.7%
Hearing disability7.2% 0.5 pts above the national average of 6.7%
High cholesterol36.2% same as the national average of 36.2%
Independent living disability6.7% 1.7 pts below the national average of 8.4%
Mammography use72.6% 3.3 pts below the national average of 75.9%
Poor mental health (14+ days)14.3% 2.5 pts below the national average of 16.8%
Mobility disability13.1% 0.9 pts below the national average of 14%
Poor physical health (14+ days)12.7% 0.8 pts below the national average of 13.5%
Self-care disability3.4% 0.6 pts below the national average of 4%
Sleeps under 7 hours34.7% 1.7 pts below the national average of 36.4%
Stroke3.3% same as the national average of 3.4%
All natural teeth lost9.1% 3.9 pts below the national average of 13%
Vision disability4.3% 1.3 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments514
People employed4,848
Annual payroll$213,334,000
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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 90.7% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 11 census tracts this ZIP code covers
Expected annual loss90.4 out of 100
Community resilience62 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 flooding97.1Very High at its worst in this ZIP code
Wildfire93.4Relatively Moderate at its worst in this ZIP code
Hail91.2Relatively High at its worst in this ZIP code
Winter weather90.8Relatively High at its worst in this ZIP code
Lightning90.7Very High at its worst in this ZIP code
Tornado89.2Very High at its worst in this ZIP code
Strong wind79.4Relatively High at its worst in this ZIP code
Heat wave74.9Relatively High at its worst in this ZIP code
Landslide71.8Relatively Low at its worst in this ZIP code
Cold wave71.7Relatively High at its worst in this ZIP code
Drought58.1Relatively High at its worst in this ZIP code
Hurricane53Relatively Low at its worst in this ZIP code
Ice storm51.5Relatively Low at its worst in this ZIP code
Earthquake5.1Very 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$115,076$76,292$78,538
Income per person$55,508$39,446$43,289
Poverty rate7.2%13.8%12.4%
Median home value$469,500$260,400$303,400
Median gross rent$1,274$1,339$1,348
Homeownership90.7%62.6%65%
Bachelor's degree or higher40.8%33.1%35%
Unemployment rate3.7%5.1%5.2%
Works from home17.5%12.8%13.5%
Born outside the US5.9%17.2%13.9%
Median age47.235.538.7
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 stationCANYON DAM, TX US19 km away
Rain in a year38 in

Average high and low by month

January61°F / 39.8°F2.44 in rain
February65°F / 43.2°F1.98 in rain
March71.5°F / 49.8°F2.78 in rain
April78.6°F / 56.7°F2.87 in rain
May84.8°F / 65.2°F4.46 in rain
June91°F / 71.1°F4.08 in rain
July94.1°F / 72.8°F2.7 in rain
August95.6°F / 73°F2.43 in rain
September89.3°F / 68.3°F3.88 in rain
October81°F / 59.1°F4.91 in rain
November70°F / 49.4°F2.88 in rain
December62.6°F / 41.7°F2.43 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 2 school districts, so the address decides which one, not the ZIP code.

Comal Independent School District87.5% of this ZIP code's land area
Blanco Independent School District12.5% 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 vulnerability39more vulnerable than 39% of US census tracts
Socioeconomic status40more vulnerable than 40% of US census tracts
Household characteristics37more vulnerable than 37% of US census tracts
Racial and ethnic minority status47more vulnerable than 47% of US census tracts
Housing type and transport44more vulnerable than 44% of US census tracts
Walkability5.6 out of 20Least walkable
Nearby ZIP codes

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

78027 Kendalia, TX13.4 km away
78133 Canyon Lake, TX13.7 km away
78623 Fischer, TX16.9 km away
78163 Bulverde, TX18.2 km away
78606 Blanco, TX18.4 km away
78004 Bergheim, TX21.8 km away
78261 San Antonio, TX24.6 km away
78132 New Braunfels, TX25.5 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 County82.2% of this ZIP code's land area
Kendall County10% of this ZIP code's land area
Blanco County7.8% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area133.32 sq mi
Water area1.4 sq mi
Population density149 people per sq mi
Latitude, longitude29.9238, -98.3788

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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