Boundary Atlas

ZIP code 77445: Hempstead, TX

ZIP code 77445 is in Hempstead (38% of residents), Prairie View (12%) and Pine Island (7.6%), in Waller County, Texas. 42% of its residents live outside city limits. It is in Texas's 8th congressional district. Its state senate districts are State Senate District 18 (94%) and State Senate District 17 (6.4%); its state house district is State House District 85.

14,160residents (2020 Census)
185.8 sq miland area
4cities and towns
1congressional district
11voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Hempstead38%
Prairie View12%
Pine Island7.6%
Waller0.6%

CountyShare of ZIP residents
Waller County100%

Town or county subdivisionShare of ZIP residents
Hempstead CCD62%
Prairie View-Waller CCD37%
Brookshire CCD0.9%

Congressional district

Congressional districtShare of ZIP residents
Texas's 8th congressional district (TX-08)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1894%
State Senate District 176.4%

State house districtShare of ZIP residents
State House District 85100%

Voting precincts

11 voting precincts overlap ZIP 77445. 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:77445")

ZIP 77445 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.