85139 ZIP Code — Maricopa, AZ

Pinal County, Arizona

ZIP code 85139 is located in Maricopa, Arizona, within Pinal County. It covers approximately 502.78 square miles and serves a population of 19,307 residents. This is a standard ZIP code in the Mountain (MT) — no DST timezone, served by area code 520.

About ZIP code 85139

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $263,400. Owner-occupancy is high at 76%, well above the national average.

Median household income is $81,605. 31% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 34 minutes is near the national average.

College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks.

Overall, ZIP code 85139 reflects a community defined by high homeownership and a significant Social Security-dependent population.

19,307

population

502.78

sq mi land

Standard

ZIP type

Mountain (MT) — no DST

timezone

85139 ZIP code map

Cities in ZIP code 85139

Below are the cities the US Postal Service accepts for ZIP code 85139. Using any city not on this list may result in mail delivery delays.

City	Status
Maricopa	Acceptable
Maricopa	Preferred

Nearby ZIP codes

85138 Maricopa (9.4 mi) 85172 Stanfield (11.4 mi)

Demographics updated 05/2026

Population
Total population	19,307
Population density	38 / sq mi
State FIPS	04
County FIPS	021

Geography
Land area	502.78 sq mi
Water area	0.07 sq mi
Latitude	32.9619
Longitude	-112.1222
Timezone	Mountain (MT) — no DST
Area code	520

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.4%	42.0%	40.6%
$50k – $100k	31.4%	34.4%	31.9%
$100k – $200k	21.1%	20.0%	21.1%
Over $200k	5.1%	3.6%	6.4%

Demographics & statistics

19,307

Population

People per sq mi

37.0

Median age

$81,605

Median household income

$30,927

Per capita income

$263,400

Median home value

$1,402

Median monthly rent

75.5%

Home ownership

11.6%

Poverty rate

3.4%

Unemployment

5,765

Housing units

20.3%

Bachelor's or higher

Age distribution

Male Female

575

Under 5

538

595

5–9

557

749

10–14

700

1,040

15–19

972

598

20–24

559

1,109

25–34

1,037

1,534

35–44

1,435

1,281

45–54

1,198

479

55–59

448

632

60–64

592

894

65–74

836

402

75–84

376

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	4,650	24.1%
18 and over	14,657	75.9%
65 and over	2,679	13.9%
Median age	37.0 years

Race & ethnicity

White 51.1%

Hispanic or Latino 14%

Two or more races 10.6%

American Indian / Alaska Native 7.6%

Other race 7.3%

Black or African American 6.6%

Asian 2.3%

Native Hawaiian / Pacific Islander 0.6%

Group	Count	%
White	11,478	51.1%
Hispanic or Latino	3,145	14%
Two or more races	2,371	10.6%
American Indian / Alaska Native	1,697	7.6%
Other race	1,630	7.3%
Black or African American	1,482	6.6%
Asian	511	2.3%
Native Hawaiian / Pacific Islander	138	0.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.4%	42.0%	40.6%
$50k – $100k	31.4%	34.4%	31.9%
$100k – $200k	21.1%	20.0%	21.1%
Over $200k	5.1%	3.6%	6.4%

Under $10k 4.2%

$10k–$15k 1.6%

$15k–$25k 7.7%

$25k–$35k 6.7%

$35k–$50k 10.0%

$50k–$75k 15.2%

$75k–$100k 17.1%

$100k–$150k 25.6%

$150k–$200k 4.3%

$200k+ 7.7%

Range	% of households
Under $10k	4.2%
$10k–$15k	1.6%
$15k–$25k	7.7%
$25k–$35k	6.7%
$35k–$50k	10.0%
$50k–$75k	15.2%
$75k–$100k	17.1%
$100k–$150k	25.6%
$150k–$200k	4.3%
$200k+	7.7%
Median income	$81,605

Housing

Home values

Under $50k 4.8%

$50k–$100k 4.9%

$100k–$150k 4.2%

$150k–$200k 10.9%

$200k–$300k 39.3%

$300k–$500k 30.8%

$500k–$1M 4.9%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$263,400
Median rent / month	$1,402
Owner occupied	75.5%
Renter occupied	24.5%
Vacant	13.0%
Single-family detached	69.9%
Large apartment buildings	0.1%
Mobile homes	26.9%
Median rooms	5.8
Avg household size (owned)	2.92

Year built

Era	%
2020 or later	0.1%
2010–2019	3.6%
2000–2009	65.4%
1990–1999	13.7%
1980–1989	9.4%
1970–1979	4.0%
1960–1969	1.5%
1950–1959	2.0%
1940–1949	0.2%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.6%
1 bedroom	2.8%
2 bedrooms	11.2%
3 bedrooms	46.5%
4 bedrooms	30.0%
5+ bedrooms	9.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.7%
1 vehicle	21.1%
2 vehicles	40.6%
3 or more	35.5%

Heating fuel

Fuel type	%
Utility gas	37.5%
Electricity	57.0%
Propane / LP gas	4.8%
Wood	0.2%
Solar	0.3%

Households & families

Household type	Count	%
Married-couple family	3,776	59.3%
Cohabiting couple	325	5.1%
Male householder, no spouse	964	15.1%
Female householder, no spouse	1,305	20.5%
Households with children under 18	2,730	42.9%
Households with seniors (65+)	1,848	29.0%
Average household size	3.03

Marital status

Status	Male	Female
Never married	36.7%	28.9%
Married	52.1%	52.2%
Separated	0.2%	1.4%
Widowed	2.5%	7.4%
Divorced	8.5%	10.1%

Education

Less than 9th grade 6.5%

Some HS, no diploma 8.2%

HS graduate 29.3%

Some college, no degree 22.0%

Associate's degree 13.6%

Bachelor's degree 15.1%

Graduate / professional 5.3%

Metric	%
HS diploma or higher	85.3%
Bachelor's or higher	20.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	225	4.7%
Kindergarten	230	4.8%
Elementary school	2,001	41.5%
High school	1,600	33.2%
College / grad school	762	15.8%

Employment

Industry of employment

Education & healthcare 20.5%

Retail trade 12.4%

Professional & management 11.4%

Arts, food & hospitality 9.7%

Construction 8.5%

Manufacturing 7.9%

Transportation & utilities 7.9%

Finance & real estate 6.7%

Other services 5.4%

Public administration 4.9%

Agriculture & mining 2.2%

Wholesale trade 1.6%

Information 1.0%

Occupation

Category	%
Management, business & arts	33.1%
Service	17.2%
Sales & office	21.3%
Natural resources & construction	11.8%
Production & transportation	16.7%

Employment type

Type	%
Private sector	79.3%
Government	16.7%
Self-employed	3.3%
Unpaid family workers	0.7%

Commute

Method	%
Drive alone	71.2%
Carpool	11.8%
Public transit	1.0%
Walk	1.4%
Work from home	13.4%
Other means	1.2%
Avg commute (minutes)	34.4

Poverty

All people 11.6%

Under 18 years 14.3%

18 and over 10.8%

Married-couple families 7.1%

Female-led households 19.5%

Income support

Source	% of households
Social Security	30.6%
Retirement income	19.5%
Supplemental Security	4.6%
Cash public assistance	1.7%
Food stamps / SNAP	14.5%

Health indicators

Condition	%
Obesity	38.3%
High blood pressure	28.4%
High cholesterol	29.9%
Diabetes	10.6%
Heart disease	5.5%
Stroke	2.9%
Asthma	11.8%
Arthritis	21.7%
Kidney disease	2.8%
Pulmonary disease	7.1%
Cancer	4.6%

Behavior / access	%
Smoking	22.9%
Binge drinking	16.2%
No physical activity	26.8%
Less than 7 hrs sleep	39.1%
Depression	21.9%
Fair or poor health	17.7%
Poor mental health	17.1%
Poor physical health	12.3%
No health insurance	19.8%
Visited doctor (checkup)	71.2%
Visited dentist	49.0%
Cholesterol screening	86.2%
Teeth loss	18.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,096	7.5%

Disability	%
Any disability	15.2%
Under 18	6.5%
18–64 years	11.9%
65 and over	45.3%

Health insurance coverage

Type	%
Private insurance	61.6%
Public insurance	37.5%
No insurance	11.2%
Uninsured under 19	10.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	18,194	94.2%
Spanish	1,404	7.7%
Other Indo-European	1,321	7.3%
Asian & Pacific Islander	16	0.1%
Other languages	54	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	17,047	88.3%
Born in same state	16,761	86.8%
Born in different state	7,647	39.6%
Foreign born	286	1.5%
Naturalized citizen	2,260	11.7%
Not a US citizen	812	35.9%

Ancestry

Ancestry	Count	%
Italian	1,374	7.1%
French	1,319	6.8%
Arab	550	2.8%
Polish	294	1.5%

Ancestry	Count	%
English	166	0.9%
Dutch	79	0.4%
Irish	42	0.2%
Norwegian	16	0.1%

Technology access

Metric	% of households
Computer access	33.0%
Internet access	95.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 85139

What city is ZIP code 85139 in?

ZIP code 85139 is primarily assigned to Maricopa, Arizona.

What county is ZIP code 85139 in?

ZIP code 85139 falls within Pinal County, Arizona.

What is the population of ZIP code 85139?

ZIP code 85139 has an estimated population of 19,307 residents, with a density of 38 people per square mile.

What is the median household income in ZIP code 85139?

The median household income in ZIP code 85139 is $81,605, above the national median of ~$75,000.

What is the typical home value in ZIP code 85139?

The median home value in ZIP code 85139 is $263,400.

What timezone is ZIP code 85139 in?

ZIP code 85139 observes the MST timezone.