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US ZIP Code Profile

ZIP Code 78252
San Antonio, Texas

ZIP code 78252 is in San Antonio, located in Bexar County, Texas, within the San Antonio-New Braunfels metro area. Its 2020 Census population was 17,156. The estimated median adjusted gross income per tax return is $45,335, and about 1% of filers report $200,000 or more.

2020 Population
17,156
Census ZCTA
County
Bexar
FIPS 48029
Median income (est.)
$45,335
IRS SOI 2022
Land Area
34.568 mi²
+ 0.769 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CitySan Antonio, TX
CountyBexar County (FIPS 48029)
StateTexas (FIPS 48)
Metro Area (MSA)San Antonio-New Braunfels, TX Metro Area (41700)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.341337, -98.70563
Land / Water Area34.568 mi² land · 0.769 mi² water

02Income & Economics

Distribution of the 11,550 individual tax returns filed in 78252 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
25.3%
$25K–$50K
30.4%
$50K–$75K
21.1%
$75K–$100K
11.8%
$100K–$200K
10.7%
$200K+
0.7%
The $200,000+ bracket accounts for 4% of 78252's total adjusted gross income, from 1% of returns — a concentration that drives the gap between the median ($45,335) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 78252's IRS income metrics, 2020–2022.

Median income (2021→2022)
$45,335
▲ 5.2%
Filers earning $200K+
0.7%
▲ 0.1 pt
Total filers
11,550
▲ 17.1%
GET /zipc/v2/zipcodes/78252/soi?year=… $41K 2020 $43K 2021 $45K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 78252 ZCTA.

2000
3,960
 
2010
7,372
▲ +86.2%
2020
17,156
▲ +132.7%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number487980
City AliasesSan Antonio

06Frequently Asked Questions

What county is ZIP code 78252 in?

ZIP code 78252 is in Bexar County, Texas (county FIPS code 48029).

What city is ZIP code 78252?

The primary USPS city for 78252 is San Antonio, TX.

What metro area (MSA) is 78252 in?

78252 is part of the San Antonio-New Braunfels, TX Metro Area (MSA code 41700).

What is the population of ZIP code 78252?

The 2020 Census population of 78252 was 17,156 residents.

What is the median income in ZIP code 78252?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78252 is about $45,335, with around 1% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.