Boundary Atlas

ZIP code 85210: Mesa, AZ

ZIP code 85210 is in Mesa, in Maricopa County, Arizona. It is in Arizona's 4th congressional district. Its state senate district is State Senate District 9; its state house district is State House District 9.

40,351residents (2020 Census)
6.7 sq miland area
1cities and towns
1congressional district
12voting precincts

See it on the mapAll of Arizona

City and county

City or townShare of ZIP residents
Mesa100%

CountyShare of ZIP residents
Maricopa County100%

Town or county subdivisionShare of ZIP residents
Phoenix CCD100%

Congressional district

Congressional districtShare of ZIP residents
Arizona's 4th congressional district (AZ-04)100%

Elected officials

OfficeMemberContactShare of residents
MayorMark Freeman480-644-2388100%
U.S. Representative (AZ-04)Greg Stanton (D)202-225-9888100%
U.S. SenatorMark Kelly (D)202-224-2235 · contact formstatewide
U.S. SenatorRuben Gallego (D)202-224-4521statewide
State Senator (State Senate District 9)Kiana Sears (Democratic)100%
State Representative (State House District 9)Lorena Austin (Democratic)100%
State Representative (State House District 9)Seth Blattman (Democratic)100%

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).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 9100%

State house districtShare of ZIP residents
State House District 9100%

Voting precincts

12 voting precincts overlap ZIP 85210. 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:

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ZIP 85210 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.