ZIP code 77489: Missouri City, TX
ZIP code 77489 is in Missouri City (55% of residents) and Houston (45%), in Fort Bend County (97%) and Harris County (3.2%), Texas. It is in Texas's 18th congressional district. Its state senate district is State Senate District 13; its state house districts are State House District 27 (97%) and State House District 131 (3.2%).
City and county
| City or town | Share of ZIP residents |
|---|---|
| Missouri City | 55% |
| Houston | 45% |
| County | Share of ZIP residents |
|---|---|
| Fort Bend County | 97% |
| Harris County | 3.2% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Stafford-Missouri City CCD | 97% |
| Houston CCD | 3.2% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Texas's 18th congressional district (TX-18) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | John Whitmire | 713-837-0311 | 45% |
| Mayor | Robin J. Elackatt | 55% | |
| U.S. Representative (TX-18) | Christian D. Menefee (D) | 202-225-3816 | 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 13) | Borris Miles (Democratic) | 713-665-8322 | 100% |
| State Representative (State House District 27) | Ron Reynolds (Democratic) | 281-208-3574 | 97% |
| State Representative (State House District 131) | Alma Allen (Democratic) | 713-776-0505 | 3.2% |
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: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0); Mayors: Wikidata (CC0).
Local government
- Missouri City website: https://www.missouricitytx.gov/
- Missouri City laws: search for the Missouri City, Texas code of ordinances
- Houston website: https://www.houstontx.gov/
- Houston council: Houston City Council
- Houston laws: search for the Houston, Texas code of ordinances
- Fort Bend County website: https://www.fortbendcountytx.gov/
- Fort Bend County laws: search for the Fort Bend County, Texas code of ordinances
- Harris County website: https://harriscountytx.gov
- Harris County laws: search for the Harris County, Texas code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 13 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 27 | 97% |
| State House District 131 | 3.2% |
Voting precincts
16 voting precincts overlap ZIP 77489. 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:77489")
ZIP 77489 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.