85639 ZIP Code — Topawa, AZ

Pima County, Arizona

ZIP code 85639 is located in Topawa, Arizona, within Pima County. It covers approximately 118.24 square miles and serves a population of 441 residents. This is a standard ZIP code in the Mountain (MT) — no DST timezone, served by area code 520.

About ZIP code 85639

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Owner-occupancy sits near the national average at 63%.

Median household income is $25,050. Poverty affects 45% of residents, above the national average. SNAP benefit usage at 56% of households reflects economic stress in the area. 40% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with public administration as the leading industry. The average commute of 24 minutes is near the national average.

College attainment at 10% is below the national average, consistent with a trades and production-oriented local economy.

Notable community characteristics include disability rates above the national average at 32%.

Overall, ZIP code 85639 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.

441

population

118.24

sq mi land

Standard

ZIP type

Mountain (MT) — no DST

timezone

85639 ZIP code map

Cities in ZIP code 85639

Below are the cities the US Postal Service accepts for ZIP code 85639. Using any city not on this list may result in mail delivery delays.

City	Status
Topawa	Acceptable

Demographics updated 06/2026

Population
Total population	441
Population density	4 / sq mi
State FIPS	04
County FIPS	019

Geography
Land area	118.24 sq mi
Water area	0.00 sq mi
Latitude	31.7609
Longitude	-111.7748
Timezone	Mountain (MT) — no DST
Area code	520

Total population by age

Gender

Race & ethnicity

Demographics & statistics

441

Population

People per sq mi

26.1

Median age

$25,050

Median household income

$10,397

Per capita income

Median home value

Median monthly rent

62.8%

Home ownership

45.4%

Poverty rate

0.0%

Unemployment

104

Housing units

10.3%

Bachelor's or higher

Age distribution

Male Female

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	122	27.7%
18 and over	319	72.3%
65 and over	69	15.6%
Median age	26.1 years

Race & ethnicity

American Indian / Alaska Native 100%

Group	Count	%
American Indian / Alaska Native	441	100%

Household income

Under $10k 40.7%

$15k–$25k 8.8%

$25k–$35k 22.1%

$35k–$50k 13.3%

$75k–$100k 4.4%

$100k–$150k 10.6%

Range	% of households
Under $10k	40.7%
$15k–$25k	8.8%
$25k–$35k	22.1%
$35k–$50k	13.3%
$75k–$100k	4.4%
$100k–$150k	10.6%
Median income	$25,050

Housing

Home values

Under $50k 38.0%

$50k–$100k 14.1%

$100k–$150k 31.0%

$200k–$300k 16.9%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	62.8%
Renter occupied	37.2%
Vacant	22.6%
Single-family detached	82.9%
Large apartment buildings	0.0%
Mobile homes	8.9%
Median rooms	5.2
Avg household size (owned)	2.08

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	8.9%
1990–1999	5.5%
1980–1989	22.6%
1970–1979	63.0%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	11.6%
2 bedrooms	17.8%
3 bedrooms	29.5%
4 bedrooms	7.5%
5+ bedrooms	33.6%

Vehicles per household

Vehicles	% of households
No vehicle	64.6%
1 vehicle	19.5%
2 vehicles	4.4%
3 or more	11.5%

Heating fuel

Fuel type	%
Electricity	68.1%
Propane / LP gas	8.8%
Wood	23.0%

Households & families

Household type	Count	%
Married-couple family	20	17.7%
Cohabiting couple	0	0.0%
Male householder, no spouse	47	41.6%
Female householder, no spouse	46	40.7%
Households with children under 18	48	42.5%
Households with seniors (65+)	62	54.9%
Average household size	3.90

Marital status

Status	Male	Female
Never married	70.3%	67.9%
Married	10.8%	13.4%
Separated	6.5%	0.0%
Widowed	12.4%	18.7%
Divorced	0.0%	0.0%

Education

Less than 9th grade 3.8%

Some HS, no diploma 18.3%

HS graduate 43.1%

Some college, no degree 24.4%

Associate's degree 0.0%

Bachelor's degree 10.3%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	77.9%
Bachelor's or higher	10.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	56	51.4%
High school	53	48.6%
College / grad school	0	0.0%

Employment

Industry of employment

Public administration 53.7%

Manufacturing 26.9%

Construction 19.4%

Occupation

Category	%
Management, business & arts	53.7%
Service	0.0%
Sales & office	0.0%
Natural resources & construction	19.4%
Production & transportation	26.9%

Employment type

Type	%
Private sector	26.9%
Government	53.7%
Self-employed	19.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	100.0%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	0.0%
Other means	0.0%
Avg commute (minutes)	24.3

Poverty

All people 45.4%

Under 18 years 49.2%

18 and over 43.9%

Married-couple families 0.0%

Female-led households 66.7%

Income support

Source	% of households
Social Security	39.8%
Retirement income	10.6%
Supplemental Security	32.7%
Cash public assistance	0.0%
Food stamps / SNAP	55.8%

Health indicators

Condition	%
Obesity	0.0%
High blood pressure	0.0%
High cholesterol	0.0%
Diabetes	0.0%
Heart disease	0.0%
Stroke	0.0%
Asthma	0.0%
Arthritis	0.0%
Kidney disease	0.0%
Pulmonary disease	0.0%
Cancer	0.0%

Behavior / access	%
Smoking	0.0%
Binge drinking	0.0%
No physical activity	0.0%
Less than 7 hrs sleep	0.0%
Depression	0.0%
Fair or poor health	0.0%
Poor mental health	0.0%
Poor physical health	0.0%
No health insurance	0.0%
Visited doctor (checkup)	0.0%
Visited dentist	0.0%
Cholesterol screening	0.0%
Teeth loss	0.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	28	8.8%

Disability	%
Any disability	32.2%
Under 18	38.5%
18–64 years	15.2%
65 and over	82.6%

Health insurance coverage

Type	%
Private insurance	12.2%
Public insurance	88.9%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	441	100.0%
Spanish	9	2.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	441	100.0%
Born in same state	441	100.0%
Born in different state	441	100.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Technology access

Metric	% of households
Computer access	25.6%
Internet access	59.3%

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

Frequently asked questions about ZIP code 85639

What city is ZIP code 85639 in?

ZIP code 85639 is primarily assigned to Topawa, Arizona.

What county is ZIP code 85639 in?

ZIP code 85639 falls within Pima County, Arizona.

What is the poverty rate in ZIP code 85639?

45% of residents in ZIP code 85639 live below the poverty line, above the national average.

How educated is the population of ZIP code 85639?

10% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 85639 have a large retiree population?

40% of households in ZIP code 85639 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 85639?

The median household income in ZIP code 85639 is $25,050, below the national median of ~$75,000.

What timezone is ZIP code 85639 in?

ZIP code 85639 observes the MST timezone.