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Round Rock city, TX

ZIP 78664 — Housing & Real Estate

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLarge CommunityLow Snow AreaRemote Work Hub

Home values, rent, tenure, and housing stock

Housing & Real Estate in ZIP Code 78664

Median Home Value
$317,400
Median Rent
$1,439
Affordability Snapshot
$87,000
Est. income to buy

Household income needed for a median home under a 20% down / 6.8% illustrative mortgage model (~$2,039/mo PITI).

20%
Rent-to-Income Ratio

Below the 30% threshold — generally affordable for median earners.

3.7x
Home Price-to-Income Ratio

Within the typical 3-5x range for home affordability.

18.4 yrs
Price-to-Rent Ratio

Years to break even buying vs renting at median home value and rent.

To comfortably buy a median-priced home in ZIP 78664 in Round Rock city, TX, a household would need roughly $87,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $2,039. That is roughly in line with the local median household income ($85,919). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Housing Tenure

Diverse housing tenure.

Heating Fuel
Housing Metrics
Owner Occupied
54.1%-17% vs US avg
x
Vacancy Rate
4.0%-62% vs US avg
x
Broadband Access
95.9%+10% vs US avg
x
4+ Bedrooms
2.7%-82% vs US avg
x
Built Pre-1939
0.4%-97% vs US avg
x
Built Post-2014
2.0%-71% vs US avg
x
Rent Burden >30%
19.5%-61% vs US avg
x
Mortgage-Free
27.6%-28% vs US avg
x
$317,400
Home Value
$1,439
Rent
1997
Year Built
2017
Moved In

Residents have lived here since ~2017 on average

Housing Structure

Census ACS structure types (single-family, multi-unit, etc.).

  • 1-unit detached62.2%
  • 1-unit attached5.7%
  • 2-9 units11.6%
  • 10+ units20.6%
  • Mobile home & other0.0%

Housing & Real Estate key statistics

Housing statistics
Housing
Median home value$317,400
Median rent$1,439
Owner-occupied54.1%
Vacant4.0%
Price-to-income3.7x
Est. income to buy$87,000