La Paz County, Arizona Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 14th-largest in Arizona
The population of La Paz County, Arizona is 16,605 as of the 2023 American Community Survey, making it the 14th-largest county in Arizona. The median household income is $49,506, the median home value is $117,600, and the median age is 59.7.
The population of La Paz County has declined 17.1% since 2010 (20,499 → 16,992), a -1.33% annualized rate.
16,605
Population
-1.33%
Annual growth
4
People / sq mi
$49,506
Median Income
$117,600
Median Home Value
La Paz County covers 4,497 sq mi of land at 3.7 people per square mile.
About La Paz County, AZ
Age is the most distinctive thing about La Paz County: a median age of 59.7, older than the national median. With 16,605 residents, La Paz County is a county in Arizona. It ranks #14 among counties in Arizona by population.
The typical household earns $49,506, below the US median of $78,538. Roughly 15.2% of residents fall below the poverty line, above the national 12.4%. Housing is relatively affordable, with a median home value of $117,600, with typical rent around $735.
Degree attainment is on the lower side for US counties: 13.9% of adults hold a bachelor’s degree, below the national 35.0%. About 10.5% of workers primarily work from home, below the national 14.0%, and the average commute runs about 14 minutes each way.
The age structure shapes everything downstream in La Paz County — from housing demand to the mix of working-age earners reflected in the income figures above.
La Paz County Population History (2010-2024)
The county of La Paz County had a population of 20,499 in 2010 and 16,992 in 2024, a -17.1% growth over 14 years. The peak was 21,257 in 2019. Average annual growth rate: -1.13%.
16,992
Population (2024)
20,499
Population (2010)
21,257
Peak (2019)
-1.13%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 20,499 |
| 2011 | 20,606 |
| 2012 | 20,524 |
| 2013 | 20,526 |
| 2014 | 20,521 |
| 2015 | 20,476 |
| 2016 | 20,670 |
| 2017 | 20,737 |
| 2018 | 21,030 |
| 2019 | 21,257 |
| 2020 | 16,573 |
| 2021 | 16,390 |
| 2022 | 16,555 |
| 2023 | 16,812 |
| 2024 | 16,992 |
Race & Ethnicity
| White | 61.3% |
| Black or African American | 0.4% |
| Asian | 0.9% |
| Hispanic or Latino (any race) | 17.5% |
| Two or More Races | 0.0% |
Age & Sex
59.7
Median Age
48.3%
Female
51.7%
Male
42.3%
Age 65+
Age Distribution
Children (under 15): 12.9% · Seniors (65+): 42.3%
Income & Poverty
| Median household income | $49,506$-27,366 vs state |
| Mean household income | $68,092 |
| Per-capita income | $33,413 |
| Poverty rate | 15.2%+6.3% vs state |
| Unemployment rate | 4.6% |
| Employment-to-population | 38.1% |
Top Industries by Employment
The largest employment sector in La Paz County is professional & business services, accounting for 18.4% of workers.
How residents commute
0.2%
Drive alone
4.5%
Carpool
73.2%
Public transit
10.5%
Work from home
13.9 min
Avg commute
Housing
$117,600$-241,300 vs state
Median home value
$735
Median rent
70.4%
Homeownership rate
13,653
Total housing units
65.1%
Occupied
34.9%
Vacant
29.6%
Renter-occupied
Social & access
87.1%
With health insurance
90.6%
With broadband internet
60.1%
Foreign-born
16.0%
Veterans (18+)
24.9%
With a disability
78.6%
Speak language other than English at home
Education
82.5%
High School+
13.9%
Bachelor's+
Largest cities in Arizona
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Part of Arizona
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County rankings
Frequently Asked Questions
La Paz County, Arizona has a population of 16,605 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 14th-largest county in Arizona. Population density is 4 people per square mile.
The population of La Paz County has declined 17.1% since 2010 (20,499 → 16,992), a -1.33% annualized rate.
The median household income in La Paz County, Arizona is $49,506, with mean (average) household income of $68,092 and per-capita income of $33,413. 15.2% of residents live below the federal poverty level.
In La Paz County, the largest racial and ethnic groups are White (61.3%), Hispanic or Latino (17.5%), Asian (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in La Paz County, Arizona is 59.7 years. Residents are 48.3% female and 51.7% male.
The median home value in La Paz County is $117,600 and median monthly rent is $735. 70.4% of occupied housing units are owner-occupied. The county has 13,653 total housing units, 34.9% of which are vacant.
The largest employment sector in La Paz County, Arizona is professional, scientific, and management services, employing 18.4% of workers. The unemployment rate is 4.6%.
Phoenix is among the largest cities associated with La Paz County, Arizona, with a population of 1,624,832.
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Statewide data for Arizona
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.