CensusEasy
ZIP CODE TABULATION AREA

78621

Texas · 30,411 residents · 177.717 sq mi
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ZIP 78621 is wealthier than most US places, with a median household income of $98,534. Population has held roughly steady since 2024. Median home value is $320,800. Among the 8 ZIP codes in Bastrop County, 78621 ranks 1st by median household income.

$98,534
US average: $82,259
$320,800
US average: $376,019
24.3%
US average: 35.6%
Age, sex & households
Under 18
28.7%
Age 65+
12.5%
49.4%
50.6%
2.97 people
Race & ethnicity · 2024
2024
White, non-Hispanic32.8%(9,977)
Black7.5%(2,294)
Hispanic / Latino54.6%(16,593)
Asian0.6%(172)
Other4.5%(1,375)
Diversity Score73.4%(22,310)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Bastrop County
Income rank vs other ZIPs
LOWEST1ST OF 8HIGHEST
Adjacent ZIPs
78602$89,968
78612$95,496
78650$85,170
78659$89,808
Frequently asked

How many people live in ZIP code 78621?

ZIP code 78621 has about 30,411 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 78621?

The typical household in ZIP code 78621 earns about $98,534 a year. Half of households make more than that, and half make less.

Is ZIP code 78621 expensive?

In ZIP code 78621, the median home is worth about $320,800, and the typical rent is about $1,387 a month.

How educated are people in ZIP code 78621?

About 24.3% of adults age 25 and over in ZIP code 78621 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 78621?

About 6.4% of people in ZIP code 78621 live below the federal poverty line.

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