Duncan, IA Demographics

A map of Duncan's Population by Race

Duncan, Iowa had a population of 57 in 2020. It was 98.2% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 1.8% Multiracial. This map presents the population of Duncan, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,028 places in Iowa, Duncan is the 943rd most populous. 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's White Population

56 residents of Duncan identify as White, or 98.2%. This makes the White share of the population of Duncan larger than the White share of the population of Iowa (82.7% White). Of the 1,028 places in Iowa, Duncan is ranked #46 in terms of White residents as a share of the population.

Duncan is more White than neighboring Hayfield (90.2% White), Britt (88.4% White), Garner (91.9% White), Miller (88% White), and Klemme (88.9% White).

Duncan's Black Population

0 residents of Duncan identify as Black, or 0.0%. This makes the Black share of the population of Duncan roughly similar to the Black share of the population of Iowa (4.1% Black). Of the 1,028 places in Iowa, Duncan is ranked #600 in terms of Black residents as a share of the population.

Duncan is less Black than neighboring Britt (1.3% Black), Garner (1% Black), and Klemme (0.2% Black).

Duncan's Asian Population

0 residents of Duncan identify as Asian, or 0.0%. This makes the Asian share of the population of Duncan roughly similar to the Asian share of the population of Iowa (2.4% Asian). Of the 1,028 places in Iowa, Duncan is ranked #541 in terms of Asian residents as a share of the population.

Duncan is less Asian than neighboring Britt (0.2% Asian), and Garner (0.2% Asian).

Duncan's Hispanic Population

0 residents of Duncan identify as Hispanic, or 0.0%. This makes the Hispanic share of the population of Duncan slightly less than the Hispanic share of the population of Iowa (6.8% Hispanic). Of the 1,028 places in Iowa, Duncan is ranked #933 in terms of Hispanic residents as a share of the population.

Duncan is less Hispanic than neighboring Hayfield (9.8% Hispanic), Britt (8.6% Hispanic), Garner (3.9% Hispanic), Miller (8% Hispanic), and Klemme (7% Hispanic).

Duncan's Native American/Other Population

0 residents of Duncan identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.0%. This makes the Native American/Other share of the population of Duncan roughly similar to the Native American/Other share of the population of Iowa (0.7% Native American/Other). Of the 1,028 places in Iowa, Duncan is ranked #636 in terms of Native American/Other residents as a share of the population.

Duncan is less Native American/Other than neighboring Garner (0.3% Native American/Other), and Klemme (0.9% Native American/Other).

Duncan's Multiracial Population

1 residents of Duncan identify as Multiracial, or 1.8%. This makes the Multiracial share of the population of Duncan roughly similar to the Multiracial share of the population of Iowa (3.4% Multiracial). Of the 1,028 places in Iowa, Duncan is ranked #733 in terms of Multiracial residents as a share of the population.

Duncan is more Multiracial than neighboring Hayfield (0% Multiracial), and Britt (1.5% Multiracial). Duncan is less Multiracial than neighboring Garner (2.7% Multiracial), Miller (4% Multiracial), and Klemme (2.9% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.