Sonterra, TX · Houses & Market Data

Sonterra, Texas houses and real estate market data.

Houses in Sonterra, TX (Williamson County) — Census median home value $260,100, county listing prices down about 7.5% over the past year. Market data for Sonterra houses and the broader area.

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Sonterra, TX is in Williamson County, Texas — this guide covers houses in Sonterra and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 8,576, with a median household income of $94,728. Census data puts Sonterra houses at a median value of $260,100 (all owner-occupied homes); Williamson County's current median listing price runs $436,725, down about 7.5% over the past year.

Info from government sites and builders may have provided source info.

Market overview

Sonterra housing market

Sonterra is in Williamson County, Texas. Manifest Census and county price-trend data provide baseline context for houses in Sonterra and the surrounding county market.

Median home value (Census ACS)

$260,100

Population (Census ACS)

8,576

Median household income

$94,728

Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County-level FHFA price trend was not available in the manifest row.

At a glance

Sonterra market snapshot

Population

8,576

County

Williamson County

Median Household Income

$94,728

Median Home Value (city)

$260,100

Median Listing Price (Williamson County)

$436,725

Median Gross Rent

$1,753/mo

Price Trend (YoY)

-7.5%

Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About

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Why Sonterra

What makes Sonterra different

Home Value, By Source

The Census Bureau's American Community Survey (2023 5-year estimate) puts Sonterra's median home value — across all owner-occupied homes, not just recent sales — at $260,100. Separately, Williamson County's current median listing price (via Realtor.com data, 2026-06-01) runs $436,725. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.

County Price Trend

Williamson County's FHFA house price index shows a -1.04% annual change in 2025.

Population & Income

Sonterra has an estimated population of 8,576 and a median household income of $94,728, per the Census Bureau's American Community Survey (2023 5-year estimate).

Affordability Snapshot

Sonterra's Census-reported median home value works out to about 2.7x the area's median household income, and median gross rent runs roughly 22% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.

Nearby

Places around Sonterra

County guide: Williamson County — cities, market context, and local resources for the county that includes Sonterra.

USAHouses.com also helps visitors looking in nearby Williamson County and other Texas communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.

Nearby communities include Jarrell, Serenada, Weir, Granger, Georgetown, Florence, Santa Rita Ranch, Hutto, Taylor, Liberty Hill, Brushy Creek, Thrall, Coupland.

More Texas cities with market guides: Dallas, Fort Worth, Arlington, Plano, Lubbock, Laredo, Irving, Garland.

Adjacent-county Census places with USAHouses.com pages: Bartlett (~9.8 mi), Salado (~10.6 mi), Holland (~12.9 mi), Harker Heights (~17.5 mi), Belton (~18.3 mi), Nolanville (~18.3 mi), Little River-Academy (~19.0 mi), Round Rock (~19.8 mi), Briggs (~20.1 mi), Killeen (~20.3 mi), Leander (~22.5 mi), Rogers (~23.3 mi), Temple (~24.0 mi), Cedar Park (~24.4 mi), Pflugerville (~24.8 mi), Morgan's Point Resort (~25.3 mi).

New construction: New homes near Sonterra (Arlington Tx) · New homes near Sonterra (Austin) · Texas new construction.

Census & home facts

Sonterra data from published sources

Population (ACS 2023)

8,576

Median home value (ACS 2023)

$260,100

Median household income (ACS 2023)

$94,728

Median gross rent (ACS 2023)

$1,753

County FHFA annual change (2025)

-1.04%

County median listing price (FRED/Realtor.com) (2026-06-01)

$436,725

Census place type

CDP

County

Williamson County

Land area (Census Gazetteer 2024)

2.37 sq mi

Census GEOID

4868762

Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.

Local life

Life in Sonterra

Schools

ROUND ROCK ISD — 60 schools, 46,510 students enrolled, per the U.S. Department of Education's Common Core of Data. Williamson addresses may be served by ROUND ROCK ISD, but attendance zones vary by street — confirm assigned schools with the district before making a move.

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Common questions

Sonterra FAQ

What are houses worth in Sonterra, TX?

The Census Bureau's American Community Survey puts the median value of houses in Sonterra at $260,100. Williamson County's current median listing price runs $436,725, down about 7.5% over the past year.

How much do houses cost in Sonterra, TX?

For owner-occupied houses in Sonterra, Census ACS data shows a median value of $260,100. Active listing prices in Williamson County may differ — see the market snapshot above.

What types of houses are in Sonterra, TX?

Sonterra houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding Williamson County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.

What is the population of Sonterra, TX?

The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Sonterra's population at approximately 8,576.

What's the median rent in Sonterra, TX?

The Census ACS estimates median gross rent in Sonterra at approximately $1,753 per month.

What is the median household income in Sonterra, TX?

Census ACS data puts the median household income in Sonterra at approximately $94,728.

Is the Sonterra housing market growing?

Williamson County's FHFA house price index shows a -1.04% annual change in 2025.

Is Sonterra, TX affordable relative to income?

Census ACS data puts Sonterra's median home value at about 2.7 times the median household income, with median gross rent equal to roughly 22% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.

What school district serves Sonterra, TX?

Manifest and public school-directory data suggest ROUND ROCK ISD for many Sonterra addresses, but attendance zones vary by street — verify your assigned schools with the district before making a move.

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