Boundary Atlas

ZIP code 77377: Harris County, TX

ZIP code 77377 is in Houston (2.2% of residents) and Tomball (1.5%), in Harris County, Texas. 96% of its residents live outside city limits. It is in Texas's 38th congressional district. Its state senate district is State Senate District 7; its state house districts are State House District 130 (83%) and State House District 126 (17%).

39,711residents (2020 Census)
35.2 sq miland area
2cities and towns
1congressional district
13voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Houston2.2%
Tomball1.5%

CountyShare of ZIP residents
Harris County100%

Town or county subdivisionShare of ZIP residents
Northwest Harris CCD100%

Congressional district

Congressional districtShare of ZIP residents
Texas's 38th congressional district (TX-38)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (TX-38)Wesley Hunt (R)202-225-5646100%
U.S. SenatorJohn Cornyn (R)202-224-2934 · contact formstatewide
U.S. SenatorTed Cruz (R)202-224-5922 · contact formstatewide
State Senator (State Senate District 7)Paul Bettencourt (R)713-464-0282100%
State Representative (State House District 130)Tom Oliverson (R)281-255-061583%
State Representative (State House District 126)Sam Harless (R)17%

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 7100%

State house districtShare of ZIP residents
State House District 13083%
State House District 12617%

Voting precincts

13 voting precincts overlap ZIP 77377. Map them, with each precinct's share of the ZIP's residents.

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ZIP 77377 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.