Round Rock is a city in Williamson County, Texas, home to about 127,786 people across 38 square miles. Its ZIP codes are 78664, 78665 and 78681, and parts of 78626 and 78728 are in Round Rock too.
Homes sold for a median of $194 per square foot across 3 ZIP codes in the three months ending August 2026, and 0 of 3 were seller’s markets.
Mostly Round Rock; also Pflugerville
Mostly Round Rock
Mostly Round Rock; also Brushy Creek
Mostly Georgetown; part is in Round Rock
Mostly Wells Branch; part is in Round Rock
Each card is that ZIP code’s whole market, including any part outside Round Rock. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Round Rock’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Round Rock well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Austin Bergstrom International Airport (AUS)22 miles away |
|---|---|
| Closer regional airport | Austin Executive Airport10 miles away |
| Nearest city of 250,000+ | Austin, TX16 miles away |
| Nearest city of 1 million+ | San Antonio, TX89 miles away |
Straight-line distances from the center of Round Rock; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Round Rock had 119,468 residents in the 2020 census, up 95% since 2000.
It’s the 29th largest of 1,778 towns in Texas by population.
Williamson County grew from 38,072 residents in 1900 to 609,017 in 2020.
Williamson County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 96°F in summer, and winter lows average 38°F. About 37.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Austin Great Hills, TX weather station (9 miles away).
203,878 jobs at 15,041 businesses in Williamson County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2,447 doctors and other health care providers list an office in Round Rock’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 211 |
|---|---|
| Specialist doctors | 467 |
| Dentists | 158 |
| Nurse practitioners and physician assistants | 545 |
| Mental health providers | 699 |
| Physical and occupational therapists | 255 |
| Optometrists | 41 |
| Chiropractors | 71 |
| Pharmacies | 46 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (68 nearby)
Grocery stores (13 nearby)
Pharmacies (19 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 4 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1851.
Colleges and universities
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Round Rock ISD, Pflugerville ISD, Hutto ISD and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Blackland Prairie ElRound Rock | Pre-K–5 | 785 | Public | 3.0 mi |
| Bluebonnet ElRound Rock | Pre-K–5 | 413 | Public | 2.0 mi |
| Brushy Creek ElRound Rock | Pre-K–5 | 463 | Public | 4.0 mi |
| Cactus Ranch ElRound Rock | Pre-K–5 | 693 | Public | 3.6 mi |
| Caldwell ElRound Rock | Pre-K–5 | 545 | Public | 3.2 mi |
| Caldwell Heights ElRound Rock | Pre-K–5 | 627 | Public | 3.6 mi |
| Chandler Oaks ElRound Rock | Pre-K–5 | 574 | Public | 4.7 mi |
| Claude Berkman ElRound Rock | Pre-K–5 | 470 | Public | 0.8 mi |
| Dearing ElRound Rock | Pre-K–5 | 474 | Public | 4.8 mi |
| Deep Wood ElRound Rock | Pre-K–5 | 360 | Public | 1.8 mi |
| Double File Trail ElRound Rock | Pre-K–5 | 570 | Public | 2.0 mi |
| Fern Bluff ElRound Rock | Pre-K–5 | 596 | Public | 2.9 mi |
| Gattis ElRound Rock | Pre-K–5 | 610 | Public | 2.0 mi |
| Great Oaks ElRound Rock | Pre-K–5 | 868 | Public | 4.2 mi |
| Linda Herrington ElRound Rock | Pre-K–5 | 842 | Public | 4.1 mi |
| Neysa Callison ElRound Rock | Pre-K–5 | 631 | Public | 1.0 mi |
| Old Town ElRound Rock | Pre-K–5 | 587 | Public | 2.4 mi |
| Redbud ElRound Rock | Pre-K–5 | 552 | Public | 3.5 mi |
| Rrisdpk3pRound Rock | Pre-K | 40 | Public | 1.5 mi |
| Teravista ElRound Rock | Pre-K–5 | 821 | Public | 4.4 mi |
| Union Hill ElRound Rock | Pre-K–5 | 602 | Public | 2.9 mi |
| Veterans Hill ElRound Rock | Pre-K–5 | 708 | Public | 5.8 mi |
| Vic Robertson ElRound Rock | Pre-K–5 | 367 | Public | 0.9 mi |
| Xenia Voigt ElRound Rock | Pre-K–5 | 446 | Public | 1.0 mi |
| Forest Creek ElRound Rock | K–5 | 652 | Public | 3.8 mi |
| Idea Round Rock Tech AcademyRound Rock | K–5 | 718 | Charter | 2.4 mi |
| Meridian World School LlcRound Rock | K–12 | 1,745 | Charter | 2.1 mi |
| C D Fulkes MiddleRound Rock | 6–8 | 604 | Public | 0.7 mi |
| Chisholm Trail MiddleRound Rock | 6–8 | 718 | Public | 2.0 mi |
| GoalsRound Rock | 6–12 | — | Alternative Education | 1.6 mi |
And 11 more.
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Applegate Adventist Jr. AcademyRound Rock | Pre-K–8 | 11 | Seventh-day Adventist | 2.4 mi |
| Blooming Scholars Montessori SchoolRound Rock | Pre-K–K | 5 | Nonsectarian | 0.8 mi |
| Kids R Kids No. 59Round Rock | Pre-K–K | 13 | Nonsectarian | 4.2 mi |
| Kingdom Heights Christian SchoolRound Rock | Pre-K–7 | 28 | Christian (no specific denomination) | 1.2 mi |
| Round Rock Christian AcademyRound Rock | Pre-K–12 | 670 | Christian (no specific denomination) | 1.3 mi |
| St Richards Episcopal SchoolRound Rock | Pre-K–K | 5 | Episcopal | 0.6 mi |
| Adult and Teen Challenge of Texas-Thrive Girls AcaRound Rock | 7–12 | 14 | Christian (no specific denomination) | 4.0 mi |
| Covenant Christian AcademyRound Rock | 8–12 | 11 | Christian (no specific denomination) | 1.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Georgetown, Wells Branch, Brushy Creek, Austin, Pflugerville and Weir.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.