Ajo, Arizona Demographics & Population 2026
During the 2020–2024 ACS period, Ajo, Arizona had a total population of 3,107, the 127th largest community in Arizona, with a median household income of $53,958, which is 33% lower than the state average. The poverty rate is 9.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 33% below the state average, indicating significant economic challenges.
- Housing is very affordable with a home-value-to-income ratio of just 2.3x.
Ajo Quick Facts
How Ajo Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 3,783 | 3,107 | -17.9% |
| Median household income | $56,364 | $53,958 | -4.3% |
| Median home value | $126,400 | $124,400 | -1.6% |
How Ajo Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 62 | National average: 61
Education
Educational Attainment (Adults 25+)
Ajo Rankings in Arizona
Explore Arizona Rankings
Other Cities in Pima County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Tucson | 547,073 | $57,073 | 18.9% | $266,200 |
| Casas Adobes | 72,059 | $83,683 | 6.6% | $343,400 |
| Marana | 56,938 | $112,606 | 4.9% | $413,800 |
| Catalina Foothills | 52,593 | $115,304 | 4.5% | $652,000 |
| Oro Valley | 48,162 | $107,117 | 6.5% | $475,700 |
| Sahuarita | 35,862 | $104,680 | 8.6% | $364,300 |
| Drexel Heights | 27,675 | $73,508 | 14.6% | $250,100 |
| Green Valley | 22,114 | $62,063 | 7.7% | $293,500 |
| Flowing Wells | 16,559 | $39,774 | 24.0% | $41,100 |
| Vail | 16,315 | $130,904 | 4.3% | $414,600 |
Cities Similar to Ajo
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lake of the Woods | 3,250 | $55,987 | $272,200 | 22.5% | 12.8% |
| Whetstone | 2,971 | $51,625 | $213,900 | 29.0% | 26.9% |
| Fort Defiance | 3,351 | $56,045 | $37,400 | 21.3% | 13.3% |
| Oracle | 3,146 | $63,774 | $239,900 | 22.8% | 13.4% |
| White Mountain Lake | 2,910 | $50,263 | $172,700 | 13.8% | 15.9% |
Population Overview
Ajo is a small community located in Arizona, within Pima County. The total population is 3,107. It ranks as the 127th most populous out of 441 Census-designated places in Arizona.
Age Demographics
The median age in Ajo is 62.8 years. This is 61% higher than the state median of 39.0 years. Only 11.8% of residents are under 18, indicating fewer families with children. 22.0% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Ajo is $53,958. This is 33% lower than the state median of $79,964. It is also 33% lower than the national median of $80,734. The poverty rate stands at 9.9%. This is 21% lower than the state poverty rate of 12.5%. The unemployment rate is 6.9%. This is 35% higher than the state rate of 5.1%. The median home value is $124,400. Housing costs are 68% lower than the state median of $394,500. With a home-value-to-income ratio of just 2.3x, Ajo is one of the most affordable housing markets in the area. 72.0% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 67.4%.
Race & Ethnicity
The largest racial or ethnic group in Ajo is White (non-Hispanic), making up 57.6% of the population. Hispanic or Latino residents account for 30.3%. The Black or African American population (0.1%) is well below the state average of 4.4%. The Asian population (0.7%) is well below the state average of 3.5%.
Education
26.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 22% lower than the state rate of 33.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 84.9%.
Data Sources & Methodology
All demographic data for Ajo, Arizona is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Arizona state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 441 Census-designated places in Arizona. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Ajo, Arizona?
Ajo, Arizona has a population of 3,107 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Ajo, AZ?
The median household income in Ajo is $53,958, which is 33% lower than the national median of $80,734.
What is the poverty rate in Ajo, AZ?
The poverty rate in Ajo is 9.9%. This means approximately 305 residents live below the federal poverty line.
What is the racial makeup of Ajo, Arizona?
Ajo's population is 57.6% White, 0.1% Black, 30.3% Hispanic/Latino, and 0.7% Asian.
What is the median home value in Ajo, AZ?
The median home value in Ajo is $124,400. The home-value-to-income ratio is 2.3x.
How educated is Ajo, Arizona?
26.1% of adults (25+) in Ajo hold a bachelor's degree or higher, and 8.8% hold a graduate or professional degree.