Pinal County Demographics

A map of Pinal County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	257,659	240,006	54.9%	56.4%
Hispanic	139,779	121,533	29.8%	28.6%
Black	23,830	20,712	5.1%	4.9%
Multiracial	20,371	16,828	4.3%	4.0%
Native American/Other	19,665	19,895	4.2%	4.7%
Asian	7,702	6,290	1.6%	1.5%

Pinal County, Arizona has an estimated population of 469,006, a large increase from the 425,264 recorded in the 2020 Census. The population is 54.9% White, 29.8% Hispanic, 5.1% Black, 4.3% Multiracial, 4.2% Native American/Other, and 1.6% Asian. This demographic dot map shows the population of Pinal County, with one dot drawn for each person counted by the Census, color-coded by race.

Pinal has become slightly more racially diverse since the 2020 Census. It is less diverse than Arizona overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Pinal County, that probability was 59.4% in 2020 and 60.3% in the most recent ACS estimates.

Pinal County is ranked the 3rd most populous county in Arizona, out of 15 counties. Pinal County was ranked the 3rd most populous county in the 2020 Census.

Pinal County's White Population

257,659 residents of Pinal County, or 54.9% of the population, identify as White. The share of White residents in Pinal County is slightly higher than in Arizona overall, where 52.6% of the population is White. Pinal County ranks 4th statewide in terms of White residents as a share of the population, out of 15 counties.

Since the 2020 Census, Pinal County's White population has grown by an estimated 7.4%. White residents' share of Pinal County's population has decreased from 56.4% to 54.9%.

Pinal County is more White than neighboring Pima County (50.5% White), Maricopa County (52.5% White), Graham County (52.7% White), and Santa Cruz County (15.3% White). Pinal County is less White than neighboring Gila County (61.4% White).

Pinal County's Black Population

23,830 residents of Pinal County, or 5.1% of the population, identify as Black. The share of Black residents in Pinal County is comparable to the share in Arizona overall, where 4.4% of the population is Black. Pinal County ranks 2nd statewide in terms of Black residents as a share of the population, out of 15 counties.

Since the 2020 Census, Pinal County's Black population has grown by an estimated 15.1%. Black residents' share of Pinal County's population has remained roughly unchanged at 5.1%.

Pinal County is more Black than neighboring Pima County (3.3% Black), Gila County (0.5% Black), Graham County (1.6% Black), and Santa Cruz County (0.1% Black). Pinal County is less Black than neighboring Maricopa County (5.4% Black).

Pinal County's Asian Population

7,702 residents of Pinal County, or 1.6% of the population, identify as Asian. The share of Asian residents in Pinal County is comparable to the share in Arizona overall, where 3.5% of the population is Asian. Pinal County ranks 5th statewide in terms of Asian residents as a share of the population, out of 15 counties.

Since the 2020 Census, Pinal County's Asian population has grown by an estimated 22.4%. Asian residents' share of Pinal County's population has remained roughly unchanged at 1.6%.

Pinal County is more Asian than neighboring Gila County (0.8% Asian), Graham County (0.5% Asian), and Santa Cruz County (0.3% Asian). Pinal County is less Asian than neighboring Pima County (2.9% Asian), and Maricopa County (4.5% Asian).

Pinal County's Hispanic Population

139,779 residents of Pinal County, or 29.8% of the population, identify as Hispanic. The share of Hispanic residents in Pinal County is comparable to the share in Arizona overall, where 31.4% of the population is Hispanic. Pinal County ranks 8th statewide in terms of Hispanic residents as a share of the population, out of 15 counties.

Since the 2020 Census, Pinal County's Hispanic population has grown by an estimated 15.0%. Hispanic residents' share of Pinal County's population has increased from 28.6% to 29.8%.

Pinal County is more Hispanic than neighboring Gila County (18% Hispanic). Pinal County is less Hispanic than neighboring Pima County (36.4% Hispanic), Maricopa County (31.2% Hispanic), Graham County (30.8% Hispanic), and Santa Cruz County (82.5% Hispanic).

Pinal County's Native American/Other Population

19,665 residents of Pinal County, or 4.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Pinal County is comparable to the share in Arizona overall, where 3.8% of the population is Native American/Other. Pinal County ranks 7th statewide in terms of Native American/Other residents as a share of the population, out of 15 counties.

Since the 2020 Census, Pinal County's Native American/Other population has declined by an estimated 1.2%. Native American/Other residents' share of Pinal County's population has decreased from 4.7% to 4.2%.

Pinal County is more Native American/Other than neighboring Pima County (2.5% Native American/Other), Maricopa County (1.9% Native American/Other), and Santa Cruz County (0.6% Native American/Other). Pinal County is less Native American/Other than neighboring Gila County (9.5% Native American/Other), and Graham County (8.7% Native American/Other).

Pinal County's Multiracial Population

20,371 residents of Pinal County, or 4.3% of the population, identify as Multiracial. The share of Multiracial residents in Pinal County is comparable to the share in Arizona overall, where 4.4% of the population is Multiracial. Pinal County ranks 5th statewide in terms of Multiracial residents as a share of the population, out of 15 counties.

Since the 2020 Census, Pinal County's Multiracial population has grown by an estimated 21.1%. Multiracial residents' share of Pinal County's population has remained roughly unchanged at 4.3%.

Pinal County is more Multiracial than neighboring Santa Cruz County (1.2% Multiracial). Pinal County is less Multiracial than neighboring Gila County (9.8% Multiracial), Maricopa County (4.5% Multiracial), and Graham County (5.7% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.