Onawa, IA Demographics

A map of Onawa's Population by Race

Onawa, Iowa had a population of 2,906 in 2020. It was 89.2% White, 0.4% Black, 0.5% Asian, 1.9% Hispanic, 3.8% Native American/Other, and 4.2% Multiracial. This map presents the population of Onawa, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,028 places in Iowa, Onawa is the 124th 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).

Onawa's White Population

2,593 residents of Onawa identify as White, or 89.2%. This makes the White share of the population of Onawa slightly larger than the White share of the population of Iowa (82.7% White). Of the 1,028 places in Iowa, Onawa is ranked #783 in terms of White residents as a share of the population.

Onawa is more White than neighboring Whiting (82% White), and Decatur (88.8% White). Onawa is less White than neighboring Blencoe (93.1% White), Turin (98.6% White), and Castana (92.5% White).

Onawa's Black Population

11 residents of Onawa identify as Black, or 0.4%. This makes the Black share of the population of Onawa roughly similar to the Black share of the population of Iowa (4.1% Black). Of the 1,028 places in Iowa, Onawa is ranked #405 in terms of Black residents as a share of the population.

Onawa is more Black than neighboring Turin (0% Black), Decatur (0.2% Black), and Castana (0% Black).

Onawa's Asian Population

14 residents of Onawa identify as Asian, or 0.5%. This makes the Asian share of the population of Onawa roughly similar to the Asian share of the population of Iowa (2.4% Asian). Of the 1,028 places in Iowa, Onawa is ranked #266 in terms of Asian residents as a share of the population.

Onawa is more Asian than neighboring Blencoe (0% Asian), Whiting (0.4% Asian), Turin (0% Asian), and Castana (0% Asian).

Onawa's Hispanic Population

55 residents of Onawa identify as Hispanic, or 1.9%. This makes the Hispanic share of the population of Onawa roughly similar to the Hispanic share of the population of Iowa (6.8% Hispanic). Of the 1,028 places in Iowa, Onawa is ranked #630 in terms of Hispanic residents as a share of the population.

Onawa is more Hispanic than neighboring Turin (0% Hispanic), and Decatur (1.7% Hispanic). Onawa is less Hispanic than neighboring Blencoe (3% Hispanic), Whiting (12.9% Hispanic), and Castana (2.8% Hispanic).

Onawa's Native American/Other Population

111 residents of Onawa identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 3.8%. This makes the Native American/Other share of the population of Onawa 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, Onawa is ranked #18 in terms of Native American/Other residents as a share of the population.

Onawa is more Native American/Other than neighboring Blencoe (0.4% Native American/Other), Whiting (2.4% Native American/Other), Turin (0% Native American/Other), and Castana (0% Native American/Other). Onawa is less Native American/Other than neighboring Decatur (5.4% Native American/Other).

Onawa's Multiracial Population

122 residents of Onawa identify as Multiracial, or 4.2%. This makes the Multiracial share of the population of Onawa roughly similar to the Multiracial share of the population of Iowa (3.4% Multiracial). Of the 1,028 places in Iowa, Onawa is ranked #185 in terms of Multiracial residents as a share of the population.

Onawa is more Multiracial than neighboring Blencoe (3% Multiracial), Whiting (1.9% Multiracial), Turin (1.4% Multiracial), and Decatur (3.4% Multiracial). Onawa is less Multiracial than neighboring Castana (4.7% Multiracial).

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