Population of Arizona 2021

Population

In Arizona, there are 6,392,017 people (as of Census 2010), of which 76.9% White, 4.5% Native American, 3.4% black or African American and 2.3% Asian Americans. 29.2% describe themselves as Hispanics or Latinos regardless of race.

Ancestry

The most common ancestry of the population of Arizona in 2009 were Mexican (27.4%), German (16%), Irish (10.8%), English (10.1%) and Italian (4.6%). In particular, the southern and central districts are mainly Mexican, while the northern districts are largely populated by descendants of British immigrants and the northeast has the largest proportion of Indian residents.

Since 2003, the Hispanic (Latin American) population has given birth to more children than the non-Hispanic population, and it is expected that Latin Americans will make up the majority of the population by 2035.

Religion

Four fifths of the population of Arizona describe themselves as Christian, with Catholics and Protestants strongly represented and Mormons also have a not insignificant proportion.

The religious communities with the largest membership in 2000 were the Catholic Church with 974,883, the Church of Jesus Christ of Latter-day Saints with 251,974 and the Southern Baptist Convention with 138,516 followers.

Top Counties by Population in Arizona

Rank	County Name	Population	Population Density (per km²)
1	Maricopa County	4,485,425	187.75
2	Pima County	1,047,290	44.01
3	Pinal County	462,800	33.25
4	Yavapai County	235,110	11.17
5	Yuma County	213,798	14.96
6	Mohave County	212,192	6.08
7	Coconino County	143,487	2.97
8	Cochise County	125,933	7.82
9	Navajo County	110,935	4.30
10	Apache County	71,898	2.47
11	Gila County	54,029	4.35
12	Santa Cruz County	46,509	14.51
13	Graham County	38,848	3.23
14	La Paz County	21,119	1.81
15	Greenlee County	9,509	1.99