ZIP code 75766: Jacksonville, TX
ZIP code 75766 is in Jacksonville (56% of residents) and New Summerfield (1.5%), in Cherokee County, Texas. 43% of its residents live outside city limits. It is in Texas's 1st congressional district. Its state senate district is State Senate District 3; its state house district is State House District 8.
City and county
| City or town | Share of ZIP residents |
|---|---|
| Jacksonville | 56% |
| New Summerfield | 1.5% |
| Gallatin | 0.1% |
| County | Share of ZIP residents |
|---|---|
| Cherokee County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Jacksonville CCD | 87% |
| New Summerfield CCD | 5.6% |
| Rusk CCD | 5.0% |
| Mount Selman CCD | 2.6% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Texas's 1st congressional district (TX-01) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Randy Gorham | 56% | |
| U.S. Representative (TX-01) | Nathaniel Moran (R) | 202-225-3035 | 100% |
| 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 3) | Robert Nichols (R) | 409-755-9893 | 100% |
| State Representative (State House District 8) | Cody Harris (R) | 903-731-4005 | 100% |
From Wikidata (community-maintained); confirm on the city's website.
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); Mayors: Wikidata (CC0).
Local government
- Jacksonville website: http://www.jacksonville-texas.com/
- Jacksonville laws: search for the Jacksonville, Texas code of ordinances
- New Summerfield laws: search for the New Summerfield, Texas code of ordinances
- Cherokee County website: https://www.co.cherokee.tx.us/
- Cherokee County laws: search for the Cherokee County, Texas code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 3 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 8 | 100% |
Voting precincts
16 voting precincts overlap ZIP 75766. 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:75766")
ZIP 75766 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.