ZIP code 76531: Hamilton, TX
ZIP code 76531 is in Hamilton (62% of residents), in Hamilton County (100%), Comanche County (0.3%) and Mills County (<0.1%), Texas. 38% of its residents live outside city limits. It is in Texas's 31st congressional district (100%) and Texas's 25th congressional district (0.3%). Its state senate districts are State Senate District 22 (100%) and State Senate District 28 (<0.1%); its state house districts are State House District 59 (100%) and State House District 68 (0.4%).
City and county
| City or town | Share of ZIP residents |
|---|---|
| Hamilton | 62% |
| County | Share of ZIP residents |
|---|---|
| Hamilton County | 100% |
| Comanche County | 0.3% |
| Mills County | <0.1% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Hamilton CCD | 98% |
| Hico CCD | 1.2% |
| Gustine CCD | 0.3% |
| Mullin-Priddy CCD | <0.1% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Texas's 31st congressional district (TX-31) | 100% |
| Texas's 25th congressional district (TX-25) | 0.3% |
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.
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (TX-31) | John R. Carter (R) | 202-225-3864 | 100% |
| U.S. Representative (TX-25) | Roger Williams (R) | 202-225-9896 | 0.3% |
| U.S. Senator | John Cornyn (R) | 202-224-2934 · contact form | statewide |
| U.S. Senator | Ted Cruz (R) | 202-224-5922 · contact form | statewide |
| State Senator (State Senate District 28) | Charles Perry (R) | 940-937-0909 | <0.1% |
| State Representative (State House District 59) | Shelby Slawson (R) | 254-523-4620 | 100% |
| State Representative (State House District 68) | David Spiller (R) | 0.4% |
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
- Hamilton website: http://hamiltontexas.com/
- Hamilton laws: search for the Hamilton, Texas code of ordinances
- Hamilton County website: https://www.hamiltoncountytx.gov/
- Hamilton County laws: search for the Hamilton County, Texas code of ordinances
- Comanche County website: https://www.co.comanche.tx.us/
- Comanche County laws: search for the Comanche County, Texas code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 22 | 100% |
| State Senate District 28 | <0.1% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 59 | 100% |
| State House District 68 | 0.4% |
Voting precincts
10 voting precincts overlap ZIP 76531. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:76531")
ZIP 76531 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.