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US ZIP Code Profile

ZIP Code 78148
Universal City, Texas

ZIP code 78148 is in Universal City, located in Bexar County, Texas, within the San Antonio-New Braunfels metro area. Its 2020 Census population was 21,569. The estimated median adjusted gross income per tax return is $46,636, and about 3% of filers report $200,000 or more.

2020 Population
21,569
Census ZCTA
County
Bexar
FIPS 48029
Median income (est.)
$46,636
IRS SOI 2022
Land Area
9.423 mi²
+ 0.059 mi² water

01Location & Geography

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

Primary CityUniversal City, 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
Coordinates29.543814, -98.29536
Land / Water Area9.423 mi² land · 0.059 mi² water

02Income & Economics

Distribution of the 10,140 individual tax returns filed in 78148 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
26.5%
$25K–$50K
27.1%
$50K–$75K
17.4%
$75K–$100K
10.4%
$100K–$200K
15.5%
$200K+
3.2%
The $200,000+ bracket accounts for 15% of 78148's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($46,636) 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 78148's IRS income metrics, 2020–2022.

Median income (2021→2022)
$46,636
▲ 5.7%
Filers earning $200K+
3.2%
▲ 0.2 pt
Total filers
10,140
▼ 0.9%
GET /zipc/v2/zipcodes/78148/soi?year=… $42K 2020 $44K 2021 $47K 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 78148 ZCTA.

2000
19,084
 
2010
20,139
▲ +5.5%
2020
21,569
▲ +7.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 78148. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 78148

Universal City and its immediate neighbors, sorted by distance.

3 mi
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Distance from 78148 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number489182
City AliasesLive Oak, Randolph Afb, Randolph Air Force Base, Universal City, Universal Cty

07Frequently Asked Questions

What county is ZIP code 78148 in?

ZIP code 78148 is in Bexar County, Texas (county FIPS code 48029).

What city is ZIP code 78148?

The primary USPS city for 78148 is Universal City, TX.

What metro area (MSA) is 78148 in?

78148 is part of the San Antonio-New Braunfels, TX Metro Area (MSA code 41700).

What is the population of ZIP code 78148?

The 2020 Census population of 78148 was 21,569 residents.

What is the median income in ZIP code 78148?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78148 is about $46,636, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.