Texas's 21st Congressional District

Texas's 21st Congressional District is represented by Chip Roy (Republican), who has held the seat since 2019. Roy has an overall VoteSee report card grade of D, voted in 94% of roll-call votes on bills this Congress, and votes with the Republican majority 73% of the time. The district includes San Antonio, New Braunfels, and Canyon Lake. It takes in all or part of 10 counties; the most populous parts are in Bexar County and Comal County. About 810,000 people live in the district, and the median household income is $95,646.

Current Representative

Chip Roy (Republican) has represented Texas's 21st Congressional District since 2019.

VoteSee report card grade: D
Attendance in the 119th Congress: 94% of roll-call votes on bills
Votes with the Republican majority: 73%

See Chip Roy's full voting record and issue positions →

2026 Election

U.S. House: Texas 21st District

Winner: Mark Teixeira.

This is an open seat: Chip Roy is not running for re-election. 2 candidates were on the Nov 3, 2026 ballot.

Mark Teixeira (Republican): raised $4.4M, $441K cash on hand
Kristin Hook (Democratic): raised $389K, $52K cash on hand

Polls: No public polls

See the full 2026 race →

District Demographics

Population: 810,199
Median household income: $95,646
Median age: 41
Median home value: $411,900
Bachelor's degree or higher: 47%

Source: American Community Survey 2020–2024 5-year estimates, 119th Congress boundaries.

How Roy Voted Recently

Aye on Providing for consideration of the bill (H.R. 1013) to amend the Federal securities laws to enhance 403(b) plans, and for other purposes. (Nov 10, 2026) — Passed
Yea on American Enrichment Deployment Act (Nov 9, 2026) — Passed
Yea on Nuclear REFUEL (Recycling Efficient Fuels Utilizing Expedited Licensing) Act (Nov 9, 2026) — Passed
Nay on Retire through Ownership Act (Sep 16, 2026) — Passed
Nay on Water Resources Development Act of 2026 (Sep 16, 2026) — Passed

Breaks with the Republican majority

Nay on Lindsey O. Graham Sanctioning Russia and Iran Act of 2026 (Sep 16, 2026) — Passed
Nay on Retire through Ownership Act (Sep 16, 2026) — Passed
Nay on Water Resources Development Act of 2026 (Sep 16, 2026) — Passed

Who Held This Seat Before

Members of Congress who previously represented Texas's 21st Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.

Lamar Smith — Republican (1987–2019)
Thomas Loeffler — Republican (1979–1987)
Robert Krueger — Democrat (1975–1979)
Ovie Fisher — Democrat (1943–1975)
Charles South — Democrat (1935–1943)

Where the District Is

Texas's 21st Congressional District covers 6,297 square miles of land. Boundaries are for the current (119th) Congress.

Counties

Bexar County (part): 44% of residents
Comal County (part): 18% of residents
Hays County (part): 14% of residents
Kerr County: 7% of residents
Kendall County: 6% of residents
Travis County (part): 4% of residents
Gillespie County: 4% of residents
Bandera County: 3% of residents
Blanco County: 2% of residents
Real County: under 1% of residents

Largest communities

San Antonio (part)
New Braunfels (part)
Canyon Lake
Kerrville
Boerne
Austin (part)
San Marcos (part)
Buda (part)

Neighboring Districts

Texas's 10th Congressional District — Michael McCaul (Republican)
Texas's 11th Congressional District — August Pfluger (Republican)
Texas's 20th Congressional District — Joaquin Castro (Democrat)
Texas's 23rd Congressional District
Texas's 31st Congressional District — John Carter (Republican)
Texas's 35th Congressional District — Gregorio Casar (Democrat)
Texas's 37th Congressional District — Lloyd Doggett (Democrat)

Texas's U.S. Senators

John Cornyn — Republican, senior senator
Ted Cruz — Republican, junior senator