Boundary Atlas

Texas's 26th congressional district (TX-26)

Texas's 26th congressional district (TX-26) covers parts or all of Cooke County, Wise County and Denton County, and 56 ZIP codes (16 wholly inside it). Its 2020 population was 766,987. This is the map in force for the November 3, 2026 election.

766,987residents (2020 Census)
3counties
56ZIP codes
226voting precincts

Who represents TX-26

OfficeMemberContact
U.S. Representative (TX-26)Brandon Gill (R)202-225-7772
U.S. SenatorJohn Cornyn (R)202-224-2934 · contact form
U.S. SenatorTed Cruz (R)202-224-5922 · contact form

Elected in 2024 under TX's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

Officials serving now (members of Congress until January 3, 2027). Sources: Members of Congress: the @unitedstates project, congress-legislators (CC0).

Counties

CountyShare of the county's residents in TX-26
Cooke County100%
Wise County85%
Denton County74%

ZIP codes

Percentages mark ZIPs only partly in TX-26: the share of that ZIP's residents inside it.

Towns

Boyd-Rhome CCD, Callisburg CCD, Carrollton CCD, Gainesville CCD, Gainesville Southeast CCD, Muenster CCD, Valley View CCD, Justin-Roanoke CCD, Bridgeport CCD, Lewisville-Flower Mound CCD, Pilot Point-Aubrey CCD, Decatur CCD, Sanger CCD, The Colony CCD and Denton CCD.

Get this in your AI agent

Your agent can draw every precinct in TX-26, or list them with population shares (related_geographies). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

get_boundaries(id="us:congressional_district:4826", children_level="precinct", include_districts=True)