Duncan, AZ Demographics

A map of Duncan's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	566	410	58.4%	59.1%
Hispanic	246	230	25.4%	33.1%
Multiracial	124	44	12.8%	6.3%
Native American/Other	33	4	3.4%	0.6%
Black	0	6	0.0%	0.9%
Asian	0	0	0.0%	0.0%

Duncan, Arizona has an estimated population of 969, a dramatic increase from the 694 recorded in the 2020 Census. The population is 58.4% White, 25.4% Hispanic, 12.8% Multiracial, 3.4% Native American/Other, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Duncan, with one dot drawn for each person counted by the Census, color-coded by race.

Duncan has become 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 Duncan, that probability was 53.7% in 2020 and 57.7% in the most recent ACS estimates.

Duncan is ranked the 211th 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). Duncan was ranked the 239th most populous place in the 2020 Census.

Duncan's White Population

566 residents of Duncan, or 58.4% of the population, identify as White. The share of White residents in Duncan is higher than in Arizona overall, where 52.6% of the population is White. Duncan ranks 230th statewide in terms of White residents as a share of the population, out of 467 places.

Since the 2020 Census, Duncan's White population has grown by an estimated 38.0%. White residents' share of Duncan's population has decreased from 59.1% to 58.4%.

Duncan is more White than neighboring Clifton (38.5% White), and Redrock (0% White). Duncan is less White than neighboring Franklin (100% White), Virden (93.1% White), and York (67.2% White).

Duncan's Black Population

0 residents of Duncan, or 0.0% of the population, identify as Black. The share of Black residents in Duncan is slightly lower than in Arizona overall, where 4.4% of the population is Black. Duncan ranks 117th statewide in terms of Black residents as a share of the population, out of 467 places.

Since the 2020 Census, Duncan's Black population has declined by an estimated 100.0%. Black residents' share of Duncan's population has decreased from 0.9% to 0.0%.

Duncan is less Black than neighboring Clifton (1.8% Black).

Duncan's Asian Population

0 residents of Duncan, or 0.0% of the population, identify as Asian. The share of Asian residents in Duncan is slightly lower than in Arizona overall, where 3.5% of the population is Asian. Duncan ranks 296th statewide in terms of Asian residents as a share of the population, out of 467 places.

Since the 2020 Census, Duncan's Asian population has grown from 0 to an estimated 0. Asian residents' share of Duncan's population has remained roughly unchanged at 0.0%.

Duncan's Hispanic Population

246 residents of Duncan, or 25.4% of the population, identify as Hispanic. The share of Hispanic residents in Duncan is lower than in Arizona overall, where 31.4% of the population is Hispanic. Duncan ranks 93rd statewide in terms of Hispanic residents as a share of the population, out of 467 places.

Since the 2020 Census, Duncan's Hispanic population has grown by an estimated 7.0%. Hispanic residents' share of Duncan's population has decreased from 33.1% to 25.4%.

Duncan is more Hispanic than neighboring Franklin (0% Hispanic), Virden (6.9% Hispanic), York (10.8% Hispanic), and Redrock (0% Hispanic). Duncan is less Hispanic than neighboring Clifton (57.8% Hispanic).

Duncan's Native American/Other Population

33 residents of Duncan, or 3.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Duncan is comparable to the share in Arizona overall, where 3.8% of the population is Native American/Other. Duncan ranks 410th statewide in terms of Native American/Other residents as a share of the population, out of 467 places.

Since the 2020 Census, Duncan's Native American/Other population has grown by an estimated 725.0%. Native American/Other residents' share of Duncan's population has increased from 0.6% to 3.4%.

Duncan is more Native American/Other than neighboring Franklin (0% Native American/Other), Virden (0% Native American/Other), York (0% Native American/Other), Clifton (1.8% Native American/Other), and Redrock (0% Native American/Other).

Duncan's Multiracial Population

124 residents of Duncan, or 12.8% of the population, identify as Multiracial. The share of Multiracial residents in Duncan is higher than in Arizona overall, where 4.4% of the population is Multiracial. Duncan ranks 32nd statewide in terms of Multiracial residents as a share of the population, out of 467 places.

Since the 2020 Census, Duncan's Multiracial population has grown by an estimated 181.8%. Multiracial residents' share of Duncan's population has increased from 6.3% to 12.8%.

Duncan is more Multiracial than neighboring Franklin (0% Multiracial), Virden (0% Multiracial), Clifton (0.1% Multiracial), and Redrock (0% Multiracial). Duncan is less Multiracial than neighboring York (22.1% 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.