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ZIP CODE TABULATION AREA

78638

Texas · 2,135 residents · 118.061 sq mi
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ZIP 78638 has lower-than-average household income, with a median household income of $69,250. Population has held roughly steady since 2024. Median home value is $317,400. With a median age of 45.4, the population is older than the US median of 38.9. Households here earn about 25% less than the Guadalupe County median. Among the 7 ZIP codes in Guadalupe County, 78638 ranks 7th by median household income.

$69,250
US average: $82,259
$317,400
US average: $376,019
23.5%
US average: 35.6%
Age, sex & households
Under 18
22.2%
Age 65+
20.9%
49.0%
51.0%
3.02 people
Race & ethnicity · 2024
2024
White, non-Hispanic67.5%(1,442)
Black0%(0)
Hispanic / Latino28.3%(605)
Asian0%(0)
Other4.1%(88)
Diversity Score57.7%(1,232)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Guadalupe County
Income rank vs other ZIPs
LOWEST7TH OF 7HIGHEST
Adjacent ZIPs
78108$113,004
78123$97,553
78124$74,192
78130$83,064
Frequently asked

How many people live in ZIP code 78638?

ZIP code 78638 has about 2,135 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 78638?

The typical household in ZIP code 78638 earns about $69,250 a year. Half of households make more than that, and half make less.

Is ZIP code 78638 expensive?

In ZIP code 78638, the median home is worth about $317,400, and the typical rent is about $1,135 a month.

How educated are people in ZIP code 78638?

About 23.5% of adults age 25 and over in ZIP code 78638 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 78638?

About 8.4% of people in ZIP code 78638 live below the federal poverty line.

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Containing area
Guadalupe County
Other ZIP codes in Guadalupe County
ZIP 78130ZIP 78155ZIP 78108ZIP 78124ZIP 78123ZIP 78670

DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024