Three Rivers, Texas
Three Rivers is a city in Live Oak County, Texas, with 1,474 residents in 2020. It is in Texas's 28th congressional district. Its state senate district is State Senate District 21; its state house district is State House District 31.
County
| County | Share of residents |
|---|---|
| Live Oak County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Texas's 28th congressional district (TX-28) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (TX-28) | Henry Cuellar (D) | 202-225-1640 | 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 21) | Judith Zaffirini (Democratic) | 956-722-2293 | 100% |
| State Representative (State House District 31) | Ryan Guillen (R) | 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
- Three Rivers laws: search for the Three Rivers, Texas code of ordinances
- Live Oak County website: https://www.co.live-oak.tx.us/
- Live Oak County laws: search for the Live Oak County, Texas code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 21 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 31 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Three Rivers: the share of that ZIP's residents living in it.
- 78071 (36%)
Get this in your AI agent
Your agent can get Three Rivers's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:place:4872872")
Three Rivers here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.