ZIP code 85138: Maricopa, AZ

ZIP code 85138 is in Maricopa (98% of residents), in Pinal County, Arizona. It is in Arizona's 2nd congressional district. Its state senate district is State Senate District 16; its state house district is State House District 16.

46,914residents (2020 Census)

84.8 sq miland area

1cities and towns

1congressional district

17voting precincts

See it on the map All of Arizona

City and county

City or town	Share of ZIP residents
Maricopa	98%

County	Share of ZIP residents
Pinal County	100%

Town or county subdivision	Share of ZIP residents
Maricopa-Stanfield CCD	99%
Casa Grande CCD	0.7%
Gila River CCD	0.1%

Congressional district

Congressional district	Share of ZIP residents
Arizona's 2nd congressional district (AZ-02)	100%

Elected officials

Office	Member	Contact	Share of residents
U.S. Representative (AZ-02)	Elijah Crane (R)	202-225-3361	100%
U.S. Senator	Mark Kelly (D)	202-224-2235 · contact form	statewide
U.S. Senator	Ruben Gallego (D)	202-224-4521	statewide
State Senator (State Senate District 16)	T.J. Shope (R)		100%
State Representative (State House District 16)	Chris Lopez (R)		100%
State Representative (State House District 16)	Teresa Martinez (R)		100%

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

Maricopa website: http://www.maricopa-az.gov
Maricopa laws: search for the Maricopa, Arizona code of ordinances
Pinal County website: https://www.pinal.gov/
Pinal County laws: search for the Pinal County, Arizona code of ordinances

State legislative districts

State senate district	Share of ZIP residents
State Senate District 16	100%

State house district	Share of ZIP residents
State House District 16	100%

Voting precincts

17 voting precincts overlap ZIP 85138. Map them, with each precinct's share of the ZIP's residents.

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ZIP 85138 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.