Boundary Atlas

ZIP code 85303: Glendale, AZ

ZIP code 85303 is in Glendale (99% of residents), in Maricopa County, Arizona. It is in Arizona's 9th congressional district (86%) and Arizona's 8th congressional district (14%). Its state senate districts are State Senate District 24 (100%) and State Senate District 27 (0.1%); its state house districts are State House District 24 (100%) and State House District 27 (0.1%).

34,252residents (2020 Census)
6.8 sq miland area
2cities and towns
2congressional districts
10voting precincts

See it on the mapAll of Arizona

City and county

City or townShare of ZIP residents
Glendale99%
Peoria0.1%

CountyShare of ZIP residents
Maricopa County100%

Town or county subdivisionShare of ZIP residents
Phoenix CCD100%

Congressional districts

Congressional districtShare of ZIP residents
Arizona's 9th congressional district (AZ-09)86%
Arizona's 8th congressional district (AZ-08)14%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (AZ-09)Paul A. Gosar (R)202-225-231586%
U.S. Representative (AZ-08)Abraham J. Hamadeh (R)202-225-457614%
U.S. SenatorMark Kelly (D)202-224-2235 · contact formstatewide
U.S. SenatorRuben Gallego (D)202-224-4521statewide
State Senator (State Senate District 24)Analise Ortiz (Democratic)100%
State Senator (State Senate District 27)Kevin Payne (R)0.1%
State Representative (State House District 24)Anna Abeytia (Democratic)100%
State Representative (State House District 24)Lydia Hernandez (Democratic)100%
State Representative (State House District 27)Lisa Fink (R)0.1%
State Representative (State House District 27)Tony Rivero (R)0.1%

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 24100%
State Senate District 270.1%

State house districtShare of ZIP residents
State House District 24100%
State House District 270.1%

Voting precincts

10 voting precincts overlap ZIP 85303. 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:85303")

ZIP 85303 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.