Boundary Atlas

ZIP code 78005: Bigfoot, TX

ZIP code 78005 is in Bigfoot (56% of residents), in Frio County (77%) and Atascosa County (23%), Texas. 44% of its residents live outside city limits. It is in Texas's 23rd congressional district (77%) and Texas's 28th congressional district (23%). Its state senate districts are State Senate District 19 (81%) and State Senate District 24 (19%); its state house district is State House District 80.

823residents (2020 Census)
150.4 sq miland area
1cities and towns
2congressional districts
4voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Bigfoot56%

CountyShare of ZIP residents
Frio County77%
Atascosa County23%

Town or county subdivisionShare of ZIP residents
Moore CCD67%
Poteet CCD19%
Pearsall CCD10%
Charlotte CCD4.1%

Congressional districts

Congressional districtShare of ZIP residents
Texas's 23rd congressional district (TX-23)77%
Texas's 28th congressional district (TX-28)23%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1981%
State Senate District 2419%

State house districtShare of ZIP residents
State House District 80100%

Voting precincts

4 voting precincts overlap ZIP 78005. 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:78005")

ZIP 78005 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.