Boundary Atlas

ZIP code 81504: Grand Junction, CO

ZIP code 81504 is in Grand Junction (27% of residents), Fruitvale (26%) and Clifton (25%), in Mesa County, Colorado. 21% of its residents live outside city limits. It is in Colorado's 3rd congressional district. Its state senate district is State Senate District 7; its state house districts are State House District 54 (63%) and State House District 55 (37%).

31,150residents (2020 Census)
26.9 sq miland area
3cities and towns
1congressional district
17voting precincts

See it on the mapAll of Colorado

City and county

City or townShare of ZIP residents
Grand Junction27%
Fruitvale26%
Clifton25%

CountyShare of ZIP residents
Mesa County100%

Town or county subdivisionShare of ZIP residents
Grand Junction CCD69%
Clifton CCD31%
Fruita CCD<0.1%

Congressional district

Congressional districtShare of ZIP residents
Colorado's 3rd congressional district (CO-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (CO-03)Jeff Hurd (R)202-225-4676100%
U.S. SenatorJohn W. Hickenlooper (D)202-224-5941 · contact formstatewide
U.S. SenatorMichael F. Bennet (D)202-224-5852 · contact formstatewide
State Senator (State Senate District 7)Janice Rich (R)100%
State Representative (State House District 54)Matt Soper (R)63%
State Representative (State House District 55)Rick Taggart (R)37%

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 5463%
State House District 5537%

Voting precincts

17 voting precincts overlap ZIP 81504. Map them, with each precinct's share of the ZIP's residents.

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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:81504")

ZIP 81504 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.