Boundary Atlas

ZIP code 78011: Charlotte, TX

ZIP code 78011 is in Charlotte (78% of residents), in Atascosa County, Texas. 22% of its residents live outside city limits. It is in Texas's 28th congressional district. Its state senate districts are State Senate District 19 (99%) and State Senate District 24 (1.0%); its state house district is State House District 80.

1,943residents (2020 Census)
182.1 sq miland area
1cities and towns
1congressional district
2voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Charlotte78%

CountyShare of ZIP residents
Atascosa County100%

Town or county subdivisionShare of ZIP residents
Charlotte CCD99%
Poteet CCD1.0%

Congressional district

Congressional districtShare of ZIP residents
Texas's 28th congressional district (TX-28)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (TX-28)Henry Cuellar (D)202-225-1640100%
U.S. SenatorJohn Cornyn (R)202-224-2934 · contact formstatewide
U.S. SenatorTed Cruz (R)202-224-5922 · contact formstatewide
State Senator (State Senate District 19)Roland Gutierrez (Democratic)830-278-123499%
State Senator (State Senate District 24)Pete Flores (R)830-896-98161.0%
State Representative (State House District 80)Don McLaughlin (R)100%

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: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1999%
State Senate District 241.0%

State house districtShare of ZIP residents
State House District 80100%

Voting precincts

2 voting precincts overlap ZIP 78011. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:78011")

ZIP 78011 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.