Arizona / Counties by Population

Arizona Counties by Population

The data is from the US Census. Below are 431 Arizona counties ranked 1 through 15 (there are some ties). You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

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Rank County Population
1 Maricopa County 4,328,810
2 Pima County 1,027,207
3 Pinal County 432,793
4 Yavapai County 228,067
5 Yuma County 209,468
6 Mohave County 207,695
7 Coconino County 141,274
8 Cochise County 125,867
9 Navajo County 109,270
10 Apache County 71,511
11 Gila County 53,546
12 Santa Cruz County 46,480
13 Graham County 37,996
14 La Paz County 20,793
15 Greenlee County 9,522

United States Census Bureau. Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2019. U.S. Census Bureau, Population Division. Web. May 2020. http://www.census.gov/.

United States Census Bureau. B01001 SEX BY AGE, 2019 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 10 December 2020. http://www.census.gov/.

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