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ZIP code 78634: Hutto, TX

78634 is a ZIP code in Hutto, Texas, mainly in Williamson County, part of the Austin-Round Rock-San Marcos, TX metro area. About 46,413 people live here.

Population
46,413
Median household income
$114,426
Typical home value
$328,000-6.5% in 12 months
Median rent
$2,020gross, per month
Median age
34.9
Homeowners
78.6%of occupied homes
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Shaded: ZIP code 78634's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 78634 details

CityHutto
StateTexas
CountyWilliamson County (also partly Travis County)
Metro areaAustin-Round Rock-San Marcos, TX
Time zoneCentral Time (UTC−6), observes daylight saving time
TypeStandard (delivery area)
Land area56.4 sq mi, plus 0.4 sq mi of water
Population density823 people per sq mi
Bachelor's degree or higher36.9% of adults 25+
Average commute29.1 minutes
Center coordinates30.55985, -97.54408

Median rent in 78634 by bedrooms

SizeMedian gross rent
1 bedroom$1,560/mo
2 bedrooms$1,892/mo
3 bedrooms$2,411/mo
4 bedrooms$2,597/mo
5+ bedrooms$2,139/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 78634

ZIP codeCityDistancePopulation
78665Round Rock, TX5.5 mi66,171
78664Round Rock, TX7.2 mi62,060
78680Round Rock, TX7.5 mi—
78682Round Rock, TX7.5 mi—
78683Round Rock, TX7.5 mi—
78626Georgetown, TX8.1 mi48,072
78674Weir, TX8.3 mi108
78660Pflugerville, TX8.8 mi124,834

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 78634?

A typical home in ZIP code 78634 is worth about $328,000 (Zillow Home Value Index). The median household here earns $114,426 a year. See what buying here would cost per month, with Texas average taxes and insurance filled in.

Monthly payment for a $328,000 homeWhat can a $114,426 income afford?Rental property numbers

About ZIP code 78634

What city is ZIP code 78634?

ZIP code 78634 is in Hutto, TX, in Williamson County.

What county is ZIP code 78634 in?

78634 is mainly in Williamson County, Texas, and partly in Travis County.

What is the population of ZIP code 78634?

About 46,413 people live in ZIP code 78634, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 78634 in?

78634 is in Central Time (UTC−6). It observes daylight saving time.