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Working as an Agent in Rockwall, TX: A County Seat on Lake Ray Hubbard
Short answer. Rockwall is the county seat of Rockwall County, on the eastern shore of Lake Ray Hubbard. It grew 26% in the 2010s. Lakefront homes bring questions about flood zones and insurance that inland homes do not.
Look-up list for Rockwall files
Search the property address on the appraisal district site to see which county tax roll it sits on. Check it on every file.
- Rockwall Central Appraisal District
- School district: use the district's own address lookup for the exact address
- Special district: ask whether the address sits in a PID or MUD before the contract
A county seat that keeps growing
Rockwall had 17,976 residents in 2000, 37,490 in 2010 and 47,251 in 2020. That is 26% growth in the 2010s. It sits about 20 miles northeast of Dallas. Rockwall County is the smallest county in Texas by area.
The lake
Rockwall lies on the eastern shore of Lake Ray Hubbard. The lake supports boating and other recreation, and it shapes the city's look and its home prices. For any home near the water, check flood zone status on FEMA's flood map and ask whether flood insurance applies. Do not assume.
One main school district
Rockwall ISD serves the city and runs two public high schools, Rockwall High School and Rockwall-Heath High School. Collin College has a Higher Education Center in the area.
Nearby cities cross county and district lines. See our Rockwall and east page for how Wylie, Royse City and Sachse fit.
Housing snapshot: Rockwall
| Rockwall | |
|---|---|
| Population (5-year estimate) | 51,168 |
| Housing units | 19,328 |
| Homes built since 2010 | 27% |
| Homes built before 1990 | 8% |
| Median year built | 2003 |
| Owner-occupied homes | 72% |
| Vacant housing units | 5.5% |
| Median home value | $411,700 |
| Median gross rent | $1,947 |
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020 to 2024. These are estimates with margins of error, and 5-year figures lag the newer city estimates quoted elsewhere on this page.
What this suggests
- 27% of homes were built since 2010, and the median home dates to 2003. These are mostly established neighborhoods with some newer pockets. 72% of occupied homes are owner-occupied.
This is our reading of the numbers, not a Census statement. Every neighborhood differs.
Home sales snapshot, July 2026
These are closed sales of single-family homes in the month, from the multiple listing service, with the same month a year earlier for comparison.
| Rockwall | |
|---|---|
| Closed sales | 82 |
| Closed sales, year earlier | 81 |
| Median price | $526,500 |
| Median price, year earlier | $585,000 |
| Average days on market | 77 |
| Sold price as share of list price | 93.5% |
| Active listings | 382 |
| Months of inventory | 5.2 |
- Median price was $526,500, down 10% from a year earlier. Homes sold for 93.5% of list price on average after 77 days on market, and 382 homes were listed, about 5.2 months of supply. As a rough rule of thumb, that is a fairly balanced pace.
Source: North Texas Real Estate Information System (NTREIS) single-family MLS data for July 2026, prepared by the Texas Real Estate Research Center at Texas A&M University. One month of data. Small cities have few sales, so figures can swing a lot from month to month. Sales by builders and sales not listed in the NTREIS MLS are not counted. Treat this as background, not a price for any particular home, and check current figures before you quote them.
Common questions
Is Rockwall the county seat?
Yes, of Rockwall County.
Is Rockwall on a lake?
Yes. It lies on the eastern shore of Lake Ray Hubbard.
Which school district serves Rockwall?
Rockwall ISD, with two high schools: Rockwall High and Rockwall-Heath.
Sources
- Rockwall, Texas (Wikipedia, citing the U.S. Census Bureau)
- Rockwall County, Texas (Wikipedia, citing the U.S. Census Bureau)
- FEMA Flood Map Service Center
- U.S. Census Bureau, American Community Survey 5-year estimates, 2020 to 2024 (via Census Reporter)
- North Texas Real Estate Information System (NTREIS) single-family MLS data for July 2026, prepared by the Texas Real Estate Research Center at Texas A&M University
Education only. Not legal, tax or financial advice. Population figures are U.S. Census Bureau counts or estimates as reported by the sources above. Confirm licensing and disclosure rules with the Texas Real Estate Commission and your broker.