Osceola County Demographics

A map of Osceola County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	5,126	5,341	84.0%	86.3%
Hispanic	647	603	10.6%	9.7%
Multiracial	185	134	3.0%	2.2%
Native American/Other	78	65	1.3%	1.0%
Asian	35	21	0.6%	0.3%
Black	29	28	0.5%	0.5%

Osceola County, Iowa has an estimated population of 6,100, a slight decrease from the 6,192 recorded in the 2020 Census. The population is 84.0% White, 10.6% Hispanic, 3.0% Multiracial, 1.3% Native American/Other, 0.6% Asian, and 0.5% Black. This demographic dot map shows the population of Osceola County, with one dot drawn for each person counted by the Census, color-coded by race.

Osceola has become more racially diverse since the 2020 Census. It is less diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Osceola County, that probability was 24.6% in 2020 and 28.1% in the most recent ACS estimates.

Osceola County is ranked the 95th most populous county in Iowa, out of 99 counties. Osceola County was ranked the 95th most populous county in the 2020 Census.

Osceola County's White Population

5,126 residents of Osceola County, or 84.0% of the population, identify as White. The share of White residents in Osceola County is comparable to the share in Iowa overall, where 82.3% of the population is White. Osceola County ranks 74th statewide in terms of White residents as a share of the population, out of 99 counties.

Since the 2020 Census, Osceola County's White population has declined by an estimated 4.0%. White residents' share of Osceola County's population has decreased from 86.3% to 84.0%.

Osceola County is more White than neighboring Nobles County (52.2% White). Osceola County is less White than neighboring O'Brien County (87% White), Dickinson County (93.4% White), Jackson County (89.8% White), and Clay County (91.1% White).

Osceola County's Black Population

29 residents of Osceola County, or 0.5% of the population, identify as Black. The share of Black residents in Osceola County is slightly lower than in Iowa overall, where 3.8% of the population is Black. Osceola County ranks 69th statewide in terms of Black residents as a share of the population, out of 99 counties.

Since the 2020 Census, Osceola County's Black population has grown by an estimated 3.6%. Black residents' share of Osceola County's population has remained roughly unchanged at 0.5%.

Osceola County is more Black than neighboring Dickinson County (0% Black), and Clay County (0.3% Black). Osceola County is less Black than neighboring O'Brien County (1.7% Black), and Nobles County (4.6% Black).

Osceola County's Asian Population

35 residents of Osceola County, or 0.6% of the population, identify as Asian. The share of Asian residents in Osceola County is comparable to the share in Iowa overall, where 2.5% of the population is Asian. Osceola County ranks 66th statewide in terms of Asian residents as a share of the population, out of 99 counties.

Since the 2020 Census, Osceola County's Asian population has grown by an estimated 66.7%. Asian residents' share of Osceola County's population has remained roughly unchanged at 0.6%.

Osceola County is more Asian than neighboring Dickinson County (0.5% Asian). Osceola County is less Asian than neighboring O'Brien County (0.7% Asian), Nobles County (4.2% Asian), Jackson County (1.3% Asian), and Clay County (0.8% Asian).

Osceola County's Hispanic Population

647 residents of Osceola County, or 10.6% of the population, identify as Hispanic. The share of Hispanic residents in Osceola County is slightly higher than in Iowa overall, where 7.3% of the population is Hispanic. Osceola County ranks 15th statewide in terms of Hispanic residents as a share of the population, out of 99 counties.

Since the 2020 Census, Osceola County's Hispanic population has grown by an estimated 7.3%. Hispanic residents' share of Osceola County's population has increased from 9.7% to 10.6%.

Osceola County is more Hispanic than neighboring O'Brien County (7.6% Hispanic), Dickinson County (2.9% Hispanic), Jackson County (4.9% Hispanic), and Clay County (4.7% Hispanic). Osceola County is less Hispanic than neighboring Nobles County (34.5% Hispanic).

Osceola County's Native American/Other Population

78 residents of Osceola County, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Osceola County is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Osceola County ranks 9th statewide in terms of Native American/Other residents as a share of the population, out of 99 counties.

Since the 2020 Census, Osceola County's Native American/Other population has grown by an estimated 20.0%. Native American/Other residents' share of Osceola County's population has remained roughly unchanged at 1.3%.

Osceola County is more Native American/Other than neighboring O'Brien County (0.5% Native American/Other), Nobles County (0.6% Native American/Other), Dickinson County (0.1% Native American/Other), Jackson County (0.2% Native American/Other), and Clay County (0.2% Native American/Other).

Osceola County's Multiracial Population

185 residents of Osceola County, or 3.0% of the population, identify as Multiracial. The share of Multiracial residents in Osceola County is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Osceola County ranks 75th statewide in terms of Multiracial residents as a share of the population, out of 99 counties.

Since the 2020 Census, Osceola County's Multiracial population has grown by an estimated 38.1%. Multiracial residents' share of Osceola County's population has increased from 2.2% to 3.0%.

Osceola County is more Multiracial than neighboring O'Brien County (2.6% Multiracial), and Clay County (2.9% Multiracial). Osceola County is less Multiracial than neighboring Nobles County (3.8% Multiracial), Dickinson County (3.2% Multiracial), and Jackson County (3.3% 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.