Zip Code 78230
San Antonio, Texas — Bexar County
📍 ZIP code 78230 is in San Antonio, Bexar County, Texas.
ZIP code 78230 is located in San Antonio, Bexar County, Texas. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 42,070. The area code for ZIP code 78230 is 210.
Quick Answer
Zip code 78230 is in San Antonio, Texas (Bexar County). It has a population of 42,070, median household income of $71,564, and median home value of $355,400.
Population
42,070
Income
$71,564
Home Value
$355,400
Climate
95°F / 41°F
About Zip Code 78230
Zip code 78230 is located in San Antonio, Texas, within Bexar County. Home to approximately 42,070 residents, this area sits at an elevation of 908 ft and falls within the Central (CST/CDT) timezone. The local area code is 210.
The median household income is $71,564 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $355,400, and the cost of living index is 105 (5% above the national average of 100).
Summers average a high of 95°F while winters drop to 41°F. The area receives about 32 in of rain annually. The zip code covers 10.4 square miles of land area.
Key Statistics
42,070
$71,564
$355,400
Central (CST/CDT)
210
908 ft
10.4 sq mi
39
21,191
Advertisement
Compare With Nearby Zip Codes
| Metric | 78230 | 78231 | 78229 | 78213 | 78240 | 78248 |
|---|---|---|---|---|---|---|
| City | San Antonio, TX | San Antonio, TX | San Antonio, TX | San Antonio, TX | San Antonio, TX | San Antonio, TX |
| Population | 42,070 | 9,966 | 35,195 | 41,603 | 57,014 | 14,127 |
| Median Income | $71,564 | $103,538 | $46,718 | $53,342 | $62,203 | $130,605 |
| Home Value | $355,400 | $382,000 | $206,400 | $199,500 | $245,100 | $460,400 |
| Cost of Living | 105 | 136 | 62 | 68 | 82 | 158 |
| Median Age | 39 | 39 | 29.7 | 36.3 | 32.8 | 41.7 |
Cost of Living
100 = National Average. San Antonio's cost of living is 5% above the national average.
vs. State Avg
Above
Affordability
Moderate
Income-to-Home
5.0x
Demographics
Zip code 78230 has a population of 42,070 people with a median age of 39. There are 21,191 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
San Antonio (78230) population trend from 2010 to 2024
↑ 134.5%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
95°F
41°F
32 in
0 in
San Antonio experiences hot summers with average highs around 95°F. Winters are mild with lows averaging 41°F. The area receives virtually no snowfall.
Advertisement
Housing & Economy
Median Home Value
$355,400
Median Household Income
$71,564
With 21,191 housing units across 10.4 square miles, 78230 has a housing density of 2,038 units per square mile. The home price-to-income ratio is 5.0x.
Location & Geography
Latitude
29.5465°
Longitude
-98.5572°
Land Area
10.4 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 78230 (San Antonio, TX) with distances:
All Zip Codes in San Antonio, TX
Other zip codes serving San Antonio:
Related Cities in Texas
Explore zip codes in other Texas cities:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 78230's $71,564. A way to compare San Antonio to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 78230 (San Antonio, TX). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
Explore Texas
Popular "Near Me" Searches
Advertisement
People Also Ask
What zip code is San Antonio, Texas?
San Antonio, Texas uses zip code 78230 along with 11 other zip codes.
What county is zip code 78230 in?
Zip code 78230 is located in Bexar County, Texas.
What is the population of zip code 78230?
The population of zip code 78230 is 42,070 with a median age of 39.
Is 78230 in San Antonio, Texas?
Yes, zip code 78230 is in San Antonio, Bexar County, Texas. The area code is 210.
Frequently Asked Questions
What city is zip code 78230 in?
Zip code 78230 is in San Antonio, Texas. It is part of Bexar County and uses the Central (CST/CDT) timezone.
What is zip code 78230?
Zip code 78230 is a U.S. postal code in San Antonio, Texas (Bexar County). It has a population of 42,070 and covers 10.4 square miles.
What is the population of zip code 78230?
The population of zip code 78230 (San Antonio, TX) is 42,070 with a median age of 39. There are approximately 21,191 housing units in this area.
What is the median income in zip code 78230?
The median household income in zip code 78230 (San Antonio, TX) is $71,564 per year. The cost of living index is 105 (100 = national average).
What is the average home price in zip code 78230?
The median home value in zip code 78230 (San Antonio, TX) is $355,400. The cost of living index is 105 compared to the national average of 100.
What county is zip code 78230 in?
Zip code 78230 is located in Bexar County, Texas. The primary city is San Antonio.
What is the area code for zip code 78230?
Zip code 78230 in San Antonio, TX uses area code 210. It is located in the Central (CST/CDT) timezone.
Is zip code 78230 a good place to live?
Zip code 78230 (San Antonio, TX) has a cost of living index of 105 (100 = national average), a median household income of $71,564, and median home values of $355,400. The median age is 39. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 78230?
The cost of living index for zip code 78230 (San Antonio, TX) is 105, where 100 represents the national average. This area is above the national average. Median home value: $355,400.
What schools serve zip code 78230?
Zip code 78230 in San Antonio, Texas is served by the local school district of Bexar County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
People Also Searched For
Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.