ZIP code 78569: Lyford, TX
ZIP code 78569 is in Lyford (59% of residents), Santa Monica (2.2%) and Zapata Ranch (1.7%), in Willacy County (95%), Hidalgo County (2.6%) and Cameron County (2.3%), Texas. 37% of its residents live outside city limits. It is in Texas's 34th congressional district (97%) and Texas's 15th congressional district (2.6%). Its state senate district is State Senate District 27; its state house districts are State House District 37 (96%) and State House District 35 (4.3%).
City and county
| City or town | Share of ZIP residents |
|---|---|
| Lyford | 59% |
| Santa Monica | 2.2% |
| Zapata Ranch | 1.7% |
| Yznaga | 0.8% |
| County | Share of ZIP residents |
|---|---|
| Willacy County | 95% |
| Hidalgo County | 2.6% |
| Cameron County | 2.3% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Lyford CCD | 79% |
| Sebastian CCD | 15% |
| Harlingen-San Benito CCD | 2.3% |
| Edcouch-Elsa CCD | 1.9% |
| San Perlita CCD | 1.5% |
| Hargill CCD | 0.7% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Texas's 34th congressional district (TX-34) | 97% |
| Texas's 15th congressional district (TX-15) | 2.6% |
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-34) | Vicente Gonzalez (D) | 202-225-2531 | 97% |
| U.S. Representative (TX-15) | Monica De La Cruz (R) | 202-225-9901 | 2.6% |
| 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 27) | Adam Hinojosa (R) | 956-542-2211 | 100% |
| State Representative (State House District 37) | Janie Lopez (R) | 956-247-3610 | 96% |
| State Representative (State House District 35) | Oscar Longoria (Democratic) | 956-797-2101 | 4.3% |
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
- Lyford laws: search for the Lyford, Texas code of ordinances
- Santa Monica laws: search for the Santa Monica, Texas code of ordinances
- Zapata Ranch laws: search for the Zapata Ranch, Texas code of ordinances
- Willacy County website: https://www.co.willacy.tx.us/
- Willacy County laws: search for the Willacy County, Texas code of ordinances
- Hidalgo County website: https://www.hidalgocounty.us/
- Hidalgo County laws: search for the Hidalgo County, Texas code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 27 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 37 | 96% |
| State House District 35 | 4.3% |
Voting precincts
9 voting precincts overlap ZIP 78569. 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:78569")
ZIP 78569 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.