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Zip Code 85139 — Maricopa, AZ

ZIP Code 85139 is associated with Maricopa, AZ, in Pinal County. The listed population estimate is 20,784; estimated density is 16.0 people per square mile. Among records with population estimates, it ranks #9 of 29 in Pinal County and #148 of 406 in AZ.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (32.920960, -112.211170)

Data MetricLocal Statistic
Postal / Zip Code85139
Primary CityMaricopa
State / ProvinceAZ
CountyPinal
Total Population20,784
Population Density16.0 people/sq mi
TimezoneAmerica/Phoenix

How 85139 Compares

MetricZIP 85139Pinal County recordsAZ records
Population estimate20,784562,837 (sum)7,380,680 (sum)
Population Density16.0 /sq mi----
County population rank#9 of 29----
State population rank#148 of 406----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in AZ

ZIP CodeCityDistancePopulation estimate
ZIP 85138Maricopa14.5 mi55,260
ZIP 85172Stanfield15.1 mi1,688
ZIP 85339Laveen22.4 mi54,641
ZIP 85121Bapchule22.8 mi2,800
ZIP 85193Casa Grande23.8 mi4,118

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →