Boundary Atlas

ZIP code 78624: Fredericksburg, TX

ZIP code 78624 is in Fredericksburg (48% of residents), in Gillespie County (98%) and Kendall County (2.2%), Texas. 52% of its residents live outside city limits. It is in Texas's 21st congressional district. Its state senate districts are State Senate District 24 (98%) and State Senate District 25 (2.2%); its state house district is State House District 19.

23,080residents (2020 Census)
742.3 sq miland area
2cities and towns
1congressional district
15voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Fredericksburg48%
Stonewall0.2%

CountyShare of ZIP residents
Gillespie County98%
Kendall County2.2%

Town or county subdivisionShare of ZIP residents
Fredericksburg CCD77%
Stonewall CCD15%
Harper CCD5.4%
Comfort CCD2.2%

Congressional district

Congressional districtShare of ZIP residents
Texas's 21st congressional district (TX-21)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2498%
State Senate District 252.2%

State house districtShare of ZIP residents
State House District 19100%

Voting precincts

15 voting precincts overlap ZIP 78624. Map them, with each precinct's share of the ZIP's residents.

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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:78624")

ZIP 78624 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.