LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|
Property-class scope

The story of this market

The typical home in ZIP 78664 sells for about $389,000, or $205 per square foot.

Prices are roughly flat from a year ago (0%), a market in balance. Homes take about 48 days to sell. HUD's fair market rent for a two-bedroom is $1,692 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 78664 — Round Rock

Williamson County →refreshed Sep 20, 2026next refresh Oct 20, 2026
Market mood · cautiously optimistic

The 78664 housing market remains stable with a median listing price of $389,000. Demand is supported by the area's strong school ratings and proximity to major employers in the Austin metro area. Inventory levels are sufficient to meet current buyer interest.

Who this ZIP fits

This ZIP is well-suited for families and commuters who value access to highly-rated schools and a suburban lifestyle within reach of the Austin metro area.

Parent geography
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 43 km²Water area · 0.2 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$389,000
0% year over year
Corroboration pending — anchor baseline forms on the first refresh cycles
Days on market
48 days
Active listings
951
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
63
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
50
Growth/100

Median prices moved sideways 0.0% year over year.

68
Liquidity/100

Homes spend a median of 48 days on market with 0.0 months of supply — a fast-moving market.

50
Momentum/100

0% of listings have cut prices · homes sell at 0% of asking — demand is holding steady.

84
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 4.4% · poverty 10.2% — a stable, low-distress profile.

Census trends · population flowsACS 2020-2024 5-year estimates
Population change
0.0%

versus the prior ACS vintage

Net migration
0 people

in-migration and out-migration balanced

Population base
62,060

ZCTA 78664, Williamson County TX

Area context
Schools & education

Public schools in the area are highly regarded, with the ZIP code receiving an A grade for its educational institutions.

Growth & development

The area benefits from its proximity to major employment hubs in the Austin-Round Rock metropolitan corridor, supporting steady demand for suburban housing.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Texas) — Senior (65+) and Disabled Homestead Exemption and School Tax Ceiling: Grants an additional mandatory $10,000 exemption from ISD appraised value (Taxable Value_ISD = Appraised Value - $100,000 - $10,000) and establishes an absolute statutory tax freeze (school tax ceiling): total ISD property taxes cannot exceed the dollar ceiling established in the… State (Texas) — General Residence Homestead Exemption and 10% Valuation Growth Cap: Imposes mandatory state-level valuation deductions and growth limitations on the qualifying homestead: (1) Mandates a $100,000 deduction from appraised value for independent school district (ISD) maintenance and operations/debt taxation: Taxable Value_ISD = Appraised Value - $100… State (Texas) — Ad Valorem Real Property Taxation and Assessment Ratio: Mandates ad valorem appraisal of all real property at 100% of fair market value as of January 1 each tax year (Assessment Ratio = 1.00).

Transportation & commute

Residents typically commute toward the Austin employment core, with the area receiving a B- grade for commute accessibility.

Recreation & amenities

The area features a variety of outdoor activities and parks, with a B grade for outdoor recreation and proximity to local amenities.

Rental market

The rental market is active with a median rent of $1,692, reflecting the area's dense suburban character and demand for housing.

Economy & employers

The local economy is driven by the broader Round Rock and Austin tech and professional services sectors.

Discovery profileACS 2020-2024 5-year estimates
Census profile · ZCTA 78664, Williamson County TX
Population
62,060
Median age
35.1 yrs
Owner-occupancy
55.3%
Median home value
$358,200
Median gross rent
$1,692
Median household income
$87,417
Median year built
1997
Vacancy rate
4.2%
Renter share
44.7%
Owner cost burden
22%
Renter cost burden
29.4%
Population change
0%
Net migration
0
Work-from-home share
15%
Mean commute
28.5 min
Bachelor's or higher
42%
Unemployment
4.4%
Poverty rate
10.2%
Avg household size
3.1
White
45.2%
Hispanic
32.1%
Black
12.5%
Asian
7.2%
Other
3%

Data sourced from Niche and US Census Bureau profiles for ZCTA 78664.

Public schools with an address here · 1

Public schools whose reported address is in this area (NCES). Not attendance boundaries — schools that serve residents may sit outside it. Check the district's address locator for assignment.

Round Rock High SchoolHighARound Rock ISDHighly rated public school serving the area.
School districts
Round Rock ISDALarge district serving the majority of the ZIP code.
Utilities & services
ElectricOncor/VariousDeregulated market allowing choice of retail providers.
Major employers & industries
Dell TechnologiesTechnologyMajor regional employer headquartered in Round Rock.
Major amenities · ZIP 78664
Theme, amusement & water parks
19 · 20 mi
Entertainment venues, stadiums & amphitheaters
13 · 20 mi
Family fun & things to do
20+ · 13 mi
Museums, galleries & history
20+ · 20 mi
Parks, trails & nature
20+ · 13 mi
Golf
12 · 13 mi
Shopping & dining districts
4 · 13 mi
Airports
1 · 31 mi

Theme parks, venues, golf, airports, museums, water and shopping across the area from Google Maps, ranked by popularity within the radius shown.

Amenities & attractions1 retained amenity
Inside this ZIP
Forest Creek Golf Club
Golf Course

A notable local golf facility serving the community.

Sources · 4 cited

Key-figure check: no independent anchor retained yet — first-researched cycles establish the anchor baseline this pass.