ZIP code
78240
San Antonio, TX
78240 covers San Antonio in Bexar County, with 57,014 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 78240. Methodology
ZIP code map of 78240
About ZIP code 78240
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 78240. Not ACS. Methodology
People in 78240
Race
- White24,534
- Black or African American4,660
- American Indian or Alaska Native549
- Asian6,085
- Native Hawaiian and Pacific Islander82
- Other race6,192
- Two or more races14,010
Hispanic or Latino (any race): 27,257
Age
- Under 106,862
- 10 to 195,468
- 20 to 2911,023
- 30 to 3910,217
- 40 to 496,136
- 50 to 595,644
- 60 to 695,291
- 70 to 793,260
- 80 and older2,211
Income and housing in 78240
Education
- High school graduate92.6%
- Bachelor's degree38.2%
- Graduate degree15.0%
Places covering 78240
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- San Antonio92.4%
- Leon Valley7.6%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Bexar County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
0.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 78240
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 40,693 | |
| 2006 | 39,623 | |
| 2007 | 42,038 | |
| 2008 | 41,719 | |
| 2009 | 42,731 | |
| 2010 | 44,498 | |
| 2011 | 50,440 | 44,618 |
| 2012 | 51,367 | 44,900 |
| 2013 | 53,145 | 45,460 |
| 2014 | 54,613 | 47,240 |
| 2015 | 56,938 | 48,750 |
| 2016 | 58,287 | 46,300 |
| 2017 | 58,207 | 46,630 |
| 2018 | 59,502 | 46,040 |
| 2019 | 60,927 | 47,110 |
| 2020 | 61,937 | 45,990 |
| 2021 | 56,810 | 44,150 |
| 2022 | 57,532 | 44,480 |
| 2023 | 57,014 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 78240
12 nearest ZIP centroids (any distance)
- 78229San Antonio2.1 miPop 35,195 · Income $46,718
- 78249San Antonio3.0 miPop 61,772 · Income $80,851
- 78230San Antonio3.2 miPop 42,070 · Income $71,564
- 78238San Antonio3.8 miPop 26,250 · Income $56,227
- 78250San Antonio4.0 miPop 57,849 · Income $80,289
- 78228San Antonio4.9 miPop 55,474 · Income $50,865
- 78213San Antonio4.9 miPop 41,603 · Income $53,342
- 78231San Antonio5.4 miPop 9,966 · Income $103,538
- 78201San Antonio6.0 miPop 43,426 · Income $46,129
- 78251San Antonio6.2 miPop 61,683 · Income $78,025
- 78248San Antonio6.5 miPop 14,127 · Income $130,605
- 78256San Antonio6.8 miPop 12,014 · Income $72,797
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 78240, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 78240 FAQ
- What city is ZIP code 78240 in?
- 78240 is in San Antonio, TX.
- What county is 78240 in?
- 78240 is in Bexar County.
- What is the median household income in 78240?
- The median household income in 78240 is $62,203.
- Which ZIP codes are near 78240?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 78240.