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$481K+0.1%|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$406K-2.3%|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$860K-4.2%|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$523K-0.3%|Tucson · AZMedian List$316K+2.7%|Wayne County · MIMedian List$229K+6.7%|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$481K+0.1%|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$406K-2.3%|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$860K-4.2%|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$523K-0.3%|Tucson · AZMedian List$316K+2.7%|Wayne County · MIMedian List$229K+6.7%|
Property-class scope

The story of this market

The typical home in ZIP 78681 sells for about $550,000, or $225 per square foot.

Prices are down 2.8% from a year ago, which gives buyers more room to negotiate. Homes take about 34 days to sell. HUD's fair market rent for a two-bedroom is $1,963 a month.

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

ZIP 78681 — Round Rock

Williamson County →refreshed Sep 15, 2026next refresh Oct 15, 2026
Market mood · cautiously optimistic

The 78681 housing market is currently experiencing a period of stabilization with a median price of $550,000. While year-over-year prices have seen a slight decline, demand remains steady due to the area's strong economic fundamentals and appeal to families. The market is balanced, with inventory levels and days on market reflecting a healthy, albeit less frenetic, pace compared to previous years.

Who this ZIP fits

This ZIP is ideal for families and professionals seeking a suburban lifestyle with high-quality schools and proximity to Austin's job market. It attracts those looking for a balance between community-focused living and modern suburban amenities.

Parent geography
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 60.1 km²Water area · 0.4 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$550,000
-2.8% year over year
Corroborated · 1 anchor · 0% off nearest
Days on market
34 days
Active listings
166
Listings with price cuts
15%
share of active listings
Sale-to-list ratio
98.5%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
71
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
36
Growth/100

Median prices moved down 2.8% year over year.

79
Liquidity/100

Homes spend a median of 34 days on market with 3.2 months of supply — a fast-moving market.

73
Momentum/100

15% of listings have cut prices · homes sell at 98.5% of asking — demand is running ahead of supply.

95
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 3.0% · poverty 5.5% — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

2016201720182019202020212022202320242025202620282030$300,000$450,000$600,000$750,000$900,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 6.4%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Property tax · ten-year history

Median annual property tax paid on this ZIP's residential parcels

2016201720182019202020212022202320242025202620282030$6,000$8,000$10,000$12,000$14,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 5.3%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2020-2024 5-year estimates
Population change
+1.2%

versus the prior ACS vintage

Net migration
+450 people

net influx — more people moved in than out

Population base
56,691

ZCTA 78681, Williamson County TX

Area context
Crime & safety

Round Rock generally maintains lower crime rates compared to the broader Austin metropolitan area, with property crime being the primary concern. Local law enforcement emphasizes community-oriented policing to maintain safety in suburban neighborhoods.

Schools & education

The area is served by the highly-rated Round Rock Independent School District, which is frequently recognized for academic performance and robust extracurricular programs.

Environmental & hazard

The region faces moderate risks from severe thunderstorms and occasional flash flooding, typical of Central Texas. Property insurance premiums have seen upward pressure due to regional hail and wind exposure.

Growth & development

Economic momentum is driven by proximity to the Austin tech corridor and major corporate expansions in the northern suburbs. Infrastructure investment continues to focus on expanding highway capacity to accommodate rapid population growth.

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 primarily commute via I-35 and SH 45, providing direct access to the Austin employment core. Traffic congestion is a significant factor during peak hours, though the area is well-positioned for regional connectivity.

Recreation & amenities

The ZIP features extensive access to the Brushy Creek Regional Trail system, numerous community parks, and proximity to major shopping centers like the Round Rock Premium Outlets.

Rental market

The rental market is characterized by steady demand from professionals and families, with a mix of single-family home rentals and modern apartment complexes. Vacancy rates remain low, supported by the area's strong employment base.

Economy & employers

The economy is anchored by the technology, healthcare, and retail sectors, benefiting from the broader Austin-Round Rock MSA's status as a major tech hub. Major employers include regional healthcare providers and corporate offices located along the I-35 corridor.

Transportation & infrastructure

Transportation is heavily reliant on private vehicles, with I-35 and SH 45 serving as the primary arteries. Public transit options are limited, though regional bus services connect to the Austin metro area.

Development pipeline

Development is focused on infill residential projects and the expansion of commercial retail space to support the growing population. Infrastructure planning prioritizes road improvements to alleviate regional traffic bottlenecks.

County appraisal district

The Williamson Central Appraisal District manages property assessments, utilizing mass appraisal techniques to determine market values for tax purposes.

Special districts

Parcels are subject to various special districts, including MUDs (Municipal Utility Districts) for water and sewer services, and the Austin Community College district.

Insurance & hazard market

Property insurance costs are influenced by regional weather patterns, specifically hail and wind risks, leading to higher premiums compared to national averages.

Discovery profileACS 2020-2024 5-year estimates
Census profile · ZCTA 78681, Williamson County TX
Population
56,691
Median age
39.3 yrs
Owner-occupancy
78.2%
Median home value
$489,198
Median gross rent
$1,965
Median household income
$128,500
Median year built
1999
Vacancy rate
4.2%
Renter share
21.8%
Owner cost burden
22.5%
Renter cost burden
38.4%
Population change
+1.2%
Net migration
450
Work-from-home share
28.5%
Mean commute
29.5 min
Bachelor's or higher
58.2%
Unemployment
3%
Poverty rate
5.5%
Avg household size
2.85
White
62.5%
Hispanic
18.2%
Asian
12.1%
Black
4.5%
Other
2.7%

Data retrieved from data.census.gov ZCTA-level tables.

Public schools with an address here · 2

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 SchoolHigh8/10Round Rock ISDHighly rated comprehensive high school.
Cedar Valley Middle SchoolMiddle9/10Round Rock ISDStrong academic performance.
School districts
Round Rock ISDALarge, high-performing district serving the majority of the city.
Utilities & services
ElectricVarious (Deregulated)Residents choose from multiple retail electric providers.
Water/SewerCity of Round RockMunicipal utility service.
InternetSpectrum/AT&TBroadband and fiber options available.
Major employers & industries
Dell TechnologiesTechnologyMajor regional employer.
St. David's Round Rock Medical CenterHealthcareSignificant local healthcare provider.
Major amenities · ZIP 78681
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
11 · 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 & attractions3 retained amenities · 1 development on the horizon
Inside this ZIP
Brushy Creek Regional Trail
Park/Trail

Extensive hike and bike trail system serving the community.

Round Rock Premium Outlets
Shopping

Major regional retail destination located within the ZIP.

Old Settlers Park
Park

Large municipal park featuring sports fields and recreational facilities.

On the horizon · announced & under construction
Sauls RanchResidentialUnder ConstructionOngoing master-planned residential development.
Sources · 6 cited

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