RANKING · 2024 ACS · 15 SHOWN OF 15

Oldest housing stock, Arizona counties

Arizona counties ranked by oldest median year of construction (2024 ACS). This list covers the 15 counties in Arizona that qualify, ranked against each other statewide. The median across all 15 is 1989. Biggest climber in the top 100 since 2020: La Paz County, AZ, up 7 places to #2.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Greenlee County, AZAZ9,31219800%

02▲7La Paz County, AZAZ16,71119850%

03▼1Gila County, AZAZ53,8011986+1%

04Pima County, AZAZ1,074,6851986+1%

05Apache County, AZAZ64,4451987+1%

06▼3Cochise County, AZAZ126,3321987+1%

07Graham County, AZAZ40,1571987+1%

08▲2Navajo County, AZAZ109,9461989+1%

09▼1Coconino County, AZAZ144,3681991+1%

10▼4Santa Cruz County, AZAZ50,0201991+1%

11Maricopa County, AZAZ4,689,5581993+1%

12Mohave County, AZAZ228,1021995+1%

13Yavapai County, AZAZ252,5521995+1%

14Yuma County, AZAZ224,4491995+1%

15Pinal County, AZAZ539,3802004+1%

SHOWING 1–15 OF 15

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES