ZIP code 77340: Huntsville, TX
ZIP code 77340 is in Huntsville (81% of residents), in Walker County, Texas. 19% of its residents live outside city limits. It is in Texas's 8th congressional district (57%) and Texas's 10th congressional district (43%). Its state senate district is State Senate District 5; its state house district is State House District 12.
City and county
| City or town | Share of ZIP residents |
|---|---|
| Huntsville | 81% |
| County | Share of ZIP residents |
|---|---|
| Walker County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Huntsville CCD | 85% |
| New Waverly CCD | 14% |
| Riverside CCD | 0.8% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Texas's 8th congressional district (TX-08) | 57% |
| Texas's 10th congressional district (TX-10) | 43% |
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-08) | Morgan Luttrell (R) | 202-225-4901 | 57% |
| U.S. Representative (TX-10) | Michael T. McCaul (R) | 202-225-2401 | 43% |
| 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 5) | Charles Schwertner (R) | 512-863-8456 | 100% |
| State Representative (State House District 12) | Trey Wharton (R) | 936-649-0510 | 100% |
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
- Huntsville website: http://www.huntsvilletx.gov/
- Huntsville laws: search for the Huntsville, Texas code of ordinances
- Walker County website: https://www.co.walker.tx.us/
- Walker County laws: search for the Walker County, Texas code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 5 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 12 | 100% |
Voting precincts
13 voting precincts overlap ZIP 77340. 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:77340")
ZIP 77340 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.