San Tan Valley, AZ Demographics

A map of San Tan Valley's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	66,452	61,784	60.9%	61.8%
Hispanic	28,670	25,513	26.3%	25.5%
Black	5,053	4,672	4.6%	4.7%
Multiracial	4,954	4,473	4.5%	4.5%
Asian	2,307	1,813	2.1%	1.8%
Native American/Other	1,753	1,639	1.6%	1.6%

San Tan Valley, Arizona has an estimated population of 109,189, an increase from the 99,894 recorded in the 2020 Census. The population is 60.9% White, 26.3% Hispanic, 4.6% Black, 4.5% Multiracial, 2.1% Asian, and 1.6% Native American/Other. This demographic dot map shows the population of San Tan Valley, with one dot drawn for each person counted by the Census, color-coded by race.

San Tan Valley has become slightly more racially diverse since the 2020 Census. It is considerably 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 San Tan Valley, that probability was 54.7% in 2020 and 55.6% in the most recent ACS estimates.

San Tan Valley is ranked the 11th most populous place in Arizona, out of 467 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). San Tan Valley was ranked the 11th most populous place in the 2020 Census.

San Tan Valley's White Population

66,452 residents of San Tan Valley, or 60.9% of the population, identify as White. The share of White residents in San Tan Valley is higher than in Arizona overall, where 52.6% of the population is White. San Tan Valley ranks 220th statewide in terms of White residents as a share of the population, out of 467 places.

Since the 2020 Census, San Tan Valley's White population has grown by an estimated 7.6%. White residents' share of San Tan Valley's population has decreased from 61.8% to 60.9%.

San Tan Valley is more White than neighboring Blackwater (1.9% White), Sacaton Flats Village (0% White), Florence (56.4% White), and Upper Santan Village (0% White). San Tan Valley is less White than neighboring Queen Creek (71.4% White).

San Tan Valley's Black Population

5,053 residents of San Tan Valley, or 4.6% of the population, identify as Black. The share of Black residents in San Tan Valley is comparable to the share in Arizona overall, where 4.4% of the population is Black. San Tan Valley ranks 23rd statewide in terms of Black residents as a share of the population, out of 467 places.

Since the 2020 Census, San Tan Valley's Black population has grown by an estimated 8.2%. Black residents' share of San Tan Valley's population has remained roughly unchanged at 4.6%.

San Tan Valley is more Black than neighboring Queen Creek (3% Black), Blackwater (0% Black), Sacaton Flats Village (0% Black), and Upper Santan Village (0% Black). San Tan Valley is less Black than neighboring Florence (8.2% Black).

San Tan Valley's Asian Population

2,307 residents of San Tan Valley, or 2.1% of the population, identify as Asian. The share of Asian residents in San Tan Valley is comparable to the share in Arizona overall, where 3.5% of the population is Asian. San Tan Valley ranks 60th statewide in terms of Asian residents as a share of the population, out of 467 places.

Since the 2020 Census, San Tan Valley's Asian population has grown by an estimated 27.2%. Asian residents' share of San Tan Valley's population has remained roughly unchanged at 2.1%.

San Tan Valley is more Asian than neighboring Blackwater (0% Asian), Sacaton Flats Village (0% Asian), Florence (0.5% Asian), and Upper Santan Village (0% Asian). San Tan Valley is less Asian than neighboring Queen Creek (2.8% Asian).

San Tan Valley's Hispanic Population

28,670 residents of San Tan Valley, or 26.3% of the population, identify as Hispanic. The share of Hispanic residents in San Tan Valley is lower than in Arizona overall, where 31.4% of the population is Hispanic. San Tan Valley ranks 117th statewide in terms of Hispanic residents as a share of the population, out of 467 places.

Since the 2020 Census, San Tan Valley's Hispanic population has grown by an estimated 12.4%. Hispanic residents' share of San Tan Valley's population has increased from 25.5% to 26.3%.

San Tan Valley is more Hispanic than neighboring Queen Creek (16.7% Hispanic), Sacaton Flats Village (15.1% Hispanic), and Upper Santan Village (10.7% Hispanic). San Tan Valley is less Hispanic than neighboring Blackwater (41.2% Hispanic), and Florence (31.4% Hispanic).

San Tan Valley's Native American/Other Population

1,753 residents of San Tan Valley, or 1.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in San Tan Valley is slightly lower than in Arizona overall, where 3.8% of the population is Native American/Other. San Tan Valley ranks 277th statewide in terms of Native American/Other residents as a share of the population, out of 467 places.

Since the 2020 Census, San Tan Valley's Native American/Other population has grown by an estimated 7.0%. Native American/Other residents' share of San Tan Valley's population has remained roughly unchanged at 1.6%.

San Tan Valley is more Native American/Other than neighboring Queen Creek (1.1% Native American/Other). San Tan Valley is less Native American/Other than neighboring Blackwater (52.6% Native American/Other), Sacaton Flats Village (62.6% Native American/Other), Florence (2.6% Native American/Other), and Upper Santan Village (89.3% Native American/Other).

San Tan Valley's Multiracial Population

4,954 residents of San Tan Valley, or 4.5% of the population, identify as Multiracial. The share of Multiracial residents in San Tan Valley is comparable to the share in Arizona overall, where 4.4% of the population is Multiracial. San Tan Valley ranks 104th statewide in terms of Multiracial residents as a share of the population, out of 467 places.

Since the 2020 Census, San Tan Valley's Multiracial population has grown by an estimated 10.8%. Multiracial residents' share of San Tan Valley's population has remained roughly unchanged at 4.5%.

San Tan Valley is more Multiracial than neighboring Blackwater (4.3% Multiracial), Florence (0.8% Multiracial), and Upper Santan Village (0% Multiracial). San Tan Valley is less Multiracial than neighboring Queen Creek (5.1% Multiracial), and Sacaton Flats Village (22.4% 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.