Population By Race and Ethnicity in Hamilton County, IA in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 14,863 population of Hamilton County, Iowa comprised of 1,474 people who identified as Hispanic (9.92%), and 13,389 people who identified as Non-Hispanic (90.08%).

Race: The White Alone population was the largest racial group in Hamilton County, Iowa with a population of 13,913 (93.61%); Asian Alone population was the second largest racial group with a population of 353 (2.38%); and Two Or More Races was the third largest racial group with a population of 269 (1.81%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Hamilton County, Iowa in 2021, with a population of 12,629 (84.97%); the second largest ethnic group was White Alone - Hispanic with a population of 1,284 (8.64%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 346 (2.33%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Hamilton, Iowa.

You can find similar information for other Iowa counties, and for Iowa.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Hamilton County, IA in 2021

Total Population:14,863

Non Hispanic (90.08%)

Hispanic (9.92%)

Race in Hamilton County, IA in 2021

Total Population:14,863

White Alone (93.61%)

Asian Alone (2.38%)

Two or more races (1.81%)

Black or African American Alone (1.38%)

American Indian and Alaska Native Alone (0.81%)

Native Hawaiian And Pacific Islander Alone (0.02%)

Ethnicity in Hamilton County, IA in 2021

Total Population:14,863

Non-Hispanic White Alone (84.97%)

Hispanic White Alone (8.64%)

Non-Hispanic Asian Alone (2.33%)

All Other Ethnicities (1.55%)

Non-Hispanic Two or more races (1.51%)

Non-Hispanic Black or African American Alone (1%)

Population By Race in Hamilton , IA in 2021

Race	Population	Percentage
White Alone	13,913	93.61%
Asian Alone	353	2.38%
Two Or More Races	269	1.81%
Black or African American Alone	205	1.38%
American Indian and Alaska Native Alone	120	0.81%
Native Hawaiian And Pacific Islander Alone	3	0.02%

Population By Ethnicity in Hamilton , IA in 2021

Ethnicity	Population	Percentage
White Alone - Non Hispanic	12,629	84.97%
White Alone - Hispanic	1,284	8.64%
Asian Alone - Non Hispanic	346	2.33%
Two Or More Races - Non Hispanic	225	1.51%
Black or African American Alone - Non Hispanic	148	1%
American Indian and Alaska Native Alone - Hispanic	79	0.53%
Black or African American Alone - Hispanic	57	0.38%
Two Or More Races - Hispanic	44	0.3%
American Indian and Alaska Native Alone - Non Hispanic	41	0.28%
Asian Alone - Hispanic	7	0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic	3	0.02%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	0	0%