Boundary Atlas

ZIP code 77656: Silsbee, TX

ZIP code 77656 is in Silsbee (40% of residents), in Hardin County (97%) and Tyler County (3.0%), Texas. 60% of its residents live outside city limits. It is in Texas's 36th congressional district. Its state senate district is State Senate District 3; its state house districts are State House District 18 (97%) and State House District 9 (3.0%).

17,199residents (2020 Census)
175.3 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Silsbee40%

CountyShare of ZIP residents
Hardin County97%
Tyler County3.0%

Town or county subdivisionShare of ZIP residents
Silsbee CCD97%
Spurger CCD3.0%

Congressional district

Congressional districtShare of ZIP residents
Texas's 36th congressional district (TX-36)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 3100%

State house districtShare of ZIP residents
State House District 1897%
State House District 93.0%

Voting precincts

5 voting precincts overlap ZIP 77656. 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:77656")

ZIP 77656 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.