Boundary Atlas

ZIP code 78248: San Antonio, TX

ZIP code 78248 is in San Antonio, in Bexar County, Texas. It is in Texas's 23rd congressional district. Its state senate districts are State Senate District 25 (62%) and State Senate District 26 (38%); its state house districts are State House District 122 (62%) and State House District 123 (38%).

13,825residents (2020 Census)
3.9 sq miland area
1cities and towns
1congressional district
7voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
San Antonio100%

CountyShare of ZIP residents
Bexar County100%

Town or county subdivisionShare of ZIP residents
San Antonio North CCD100%

Congressional district

Congressional districtShare of ZIP residents
Texas's 23rd congressional district (TX-23)100%

Elected officials

OfficeMemberContactShare of residents
MayorGina Ortiz Jones100%
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 25)Donna Campbell (R)830-626-006562%
State Senator (State Senate District 26)José Menéndez (Democratic)210-733-660438%
State Representative (State House District 122)Mark Dorazio (R)62%
State Representative (State House District 123)Diego Bernal (Democratic)210-308-970038%
U.S. Representative (TX-23)Vacant

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2562%
State Senate District 2638%

State house districtShare of ZIP residents
State House District 12262%
State House District 12338%

Voting precincts

7 voting precincts overlap ZIP 78248. 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:78248")

ZIP 78248 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.