Residential delivery area · Arizona
ZIP Code 85138: Maricopa, AZ
ZIP code 85138 uses the postal name Maricopa, Arizona and lies entirely in Pinal County (Census 2020 ZIP-county file). About 55,000 people live there (Census Bureau, ACS 2020-2024), the more populous of Maricopa's 2 residential ZIP codes. Median household income is $95,867 (Census Bureau, ACS 2020-2024). By Census place, 40% of its land lies in Maricopa, and 2% in smaller places; 58% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Maricopa · 2 residential ZIPs
- County
- Pinal County
- Census places
- Maricopa
- Metro area
- Phoenix-Mesa-Chandler, AZ
- House district
- AZ-2 119th Congress
- State
- Arizona
- Time zone
- Mountain (no daylight saving)
- Land area
- 84.8 sq mi · 652 people per sq mi
Where is ZIP code 85138?
85138 centers on 33.018°, -111.991° and covers 84.8 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 85172, 85121, 85139, 85193, 85339.
The map draws ZIP code areas only. For the streets inside 85138, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 85138 compare with the rest of Maricopa?
| Measure | 85138 | In Maricopa | In Pinal County | In AZ |
|---|---|---|---|---|
| People (ACS 2020-2024) | 55,260 | 1st of 2 | 4th of 35 | 20th of 417 |
| Median household income | $96k | 1st of 2 | 6th of 24 | 63rd of 264 |
| Median home value | $379k | 1st of 2 | 11th of 29 | 128th of 282 |
Its median household income is higher than in 78% of U.S. residential ZIP codes, and it is denser than 74% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 85138?
The 2020 Census counted 46,914 people in 85138; the ACS, which samples households over 2020-2024, estimates 55,260. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 55,260
- 2020 Census count
- 46,914
- Households
- 17,427
- Median age
- 37.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 85138?
Of the 55,260 people the ACS estimates in 85138, 26.8% are under 18 and 14.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (45.0%), then Hispanic or Latino (29.3%).
- Under 1826.8%
- 18 to 6458.6%
- 65 and older14.6%
- White, not Hispanic45.0%
- Hispanic or Latino29.3%
- Black, not Hispanic11.9%
- Other or two or more10.8%
- Asian, not Hispanic3.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 85138 earn?
Median household income is $95,867 (ACS 2020-2024), the 6th highest of the 24 ranked ZIP codes in Pinal County.
- Median household income
- $95,867
- Income per person
- $37,296
- Below the poverty line
- 7.3%
- Unemployed (of the labor force)
- 5.3%
- Adults 25+ with a bachelor's degree
- 23.7%
- Adjusted gross income per tax return, 2022
- $68,62524,860 returns; wages 80% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 85138?
- Median home value (owners' estimate)
- $378,800
- Median gross rent
- $1,974
- Homes owned by their occupants
- 82.3%
- Housing units
- 19,384
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 85138?
298 business establishments had a location in this ZIP code in 2023, 109 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance47
- Professional, scientific, and technical services43
- Construction32
- Other services (except public administration)32
- Retail trade27
- Transportation and warehousing19
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 85138?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 85172 | Stanfield | 1,688 | $72k | 8.1 mi |
| 85121 | Bapchule | 2,800 | $31k | 9.4 mi |
| 85139 | Maricopa | 20,784 | $87k | 14.1 mi |
| 85193 | Casa Grande | 4,118 | $58k | 16.6 mi |
| 85339 | Laveen | 54,641 | $111k | 17.7 mi |
| 85248 | Chandler | 37,095 | $95k | 15.4 mi (near) |
| 85122 | Casa Grande | 61,624 | $68k | 15.7 mi (near) |
| 85147 | Sacaton | 4,911 | $49k | 16.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.