What is the largest city in Pima County, AZ?

Tucson is the largest city or town in Pima County, with about 547,073 residents.

How many ZIP codes are in Pima County?

Pima County includes 52 ZIP Code Tabulation Areas, including 85321, 85341, 85601, 85614, 85619.

What is the population of Pima County, AZ?

About 1,060,490 people live in Pima County, based on American Community Survey 5-year estimates.

What counties border Pima County?

Pima County borders Maricopa County, Pinal County, Yuma County, Cochise County, Santa Cruz County, Graham County.

Pima County, AZ: Cities, ZIP Codes & Local Data

Population

1,060,490

Land area

9,189sq mi

People per sq mi

115

ZIP codes

52

Pima County at a glance

Pima County is 78% denser than Arizona as a whole.
By population, it ranks 2nd among 15 counties in Arizona.
The median household income is $70,315, 12% below the Arizona median of $79,964.
A typical owner-occupied home is valued at $319,700 (19% below Arizona) and median rent is $1,212 a month.
Its largest cities are Tucson (547,073), Casas Adobes (72,059) and Marana (56,938).

Local data for Pima County, AZ

Counts from official public data

Housing and community stats

Pima County, AZ, American Community Survey 2020-2024

Full profile

Median household income

$70,315

Poverty rate

14.3%

Median home value

$319,700

Prices +1.1% in a year

Median rent

$1,212/mo

Homeownership

65.2%

Bachelor's or higher

36.8%

Median age

39.8

Average commute

24.3 min

Largest reported origins and ancestries: Mexican Americans (339,179), German Americans (138,930), Irish Americans (97,949).

Home values and rents Income, education and commute

Economy and federal money

Jobs, income, federal spending and pandemic loans

Details

Unemployment rate

4.8%

Sep 2026, +0.1 pts in a year

Average annual pay

$64,242

387,065 jobs, 2025

Income per person

$60,425

BEA, 2024

Federal spending

$21.7B

FY 2026, $20,828 per person

PPP loans

$1.4B

18,999 loans, 193,129 jobs reported

Campaign donations

$11M

Itemized, 2026 cycle

Economy Federal spending PPP loans

How people get to work

Pima County, AZ, workers 16 and older. American Community Survey 5-year estimates

Drove alone69.3%
Carpooled9.7%
Public transit1.5%
Walked1.8%
Bicycle0.9%
Taxi, ride-hailing, motorcycle or other1.4%
Worked from home15.4%

Average one-way commute: 24.3 minutes for people who do not work from home.

Environment and hazard risk

Pima County, AZ, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively High

Top: heat wave

Storm events since 1996

2,563

Most often thunderstorm wind

Flood insurance policies

2,620

0.7% of homes, county

July high / Jan low

80° / 34°F

19.9 inches of rain a year

Hazards, floods and storm history Check a flood zone 107 historic places

Health statistics

Share of adults in Pima County, AZ, CDC PLACES estimates

All 40 measures

Obesity

31.1%

U.S. 33.3% -2.2 pts

Diabetes

11.0%

U.S. 12.1% -1.1 pts

Smoking

10.5%

U.S. 12.8% -2.3 pts

Uninsured (18-64)

12.7%

U.S. 11.1% +1.6 pts

Cities, towns and ZIP codes in Pima County

Population shown

Frequently asked questions

What is the largest city in Pima County, AZ?: Tucson is the largest city or town in Pima County, with about 547,073 residents.
How many ZIP codes are in Pima County?: Pima County includes 52 ZIP Code Tabulation Areas, including 85321, 85341, 85601, 85614, 85619.
What is the population of Pima County, AZ?: About 1,060,490 people live in Pima County, based on American Community Survey 5-year estimates.
What counties border Pima County?: Pima County borders Maricopa County, Pinal County, Yuma County, Cochise County, Santa Cruz County, Graham County.