Otter Tail County Demographics

A map of Otter Tail County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	54,701	54,362	90.5%	90.5%
Hispanic	2,397	2,216	4.0%	3.7%
Multiracial	2,003	1,876	3.3%	3.1%
Black	644	843	1.1%	1.4%
Native American/Other	384	450	0.6%	0.7%
Asian	346	334	0.6%	0.6%

Otter Tail County, Minnesota has an estimated population of 60,475, a less than 1% change from the 60,081 recorded in the 2020 Census. The population is 90.5% White, 4.0% Hispanic, 3.3% Multiracial, 1.1% Black, 0.6% Asian, and 0.6% Native American/Other. This demographic dot map shows the population of Otter Tail County, with one dot drawn for each person counted by the Census, color-coded by race.

Otter Tail is about as racially diverse as it was in the 2020 Census. It is considerably less diverse than Minnesota overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Otter Tail County, that probability was 17.9% in 2020 and 17.9% in the most recent ACS estimates.

Otter Tail County is ranked the 17th most populous county in Minnesota, out of 87 counties. Otter Tail County was ranked the 17th most populous county in the 2020 Census.

Otter Tail County's White Population

54,701 residents of Otter Tail County, or 90.5% of the population, identify as White. The share of White residents in Otter Tail County is considerably higher than in Minnesota overall, where 75.9% of the population is White. Otter Tail County ranks 27th statewide in terms of White residents as a share of the population, out of 87 counties.

Since the 2020 Census, Otter Tail County's White population has remained roughly the same. White residents' share of Otter Tail County's population has remained roughly unchanged at 90.5%.

Otter Tail County is more White than neighboring Becker County (84.9% White), Wadena County (86.1% White), and Wilkin County (90.4% White). Otter Tail County is less White than neighboring Douglas County (93.7% White), and Grant County (92.1% White).

Otter Tail County's Black Population

644 residents of Otter Tail County, or 1.1% of the population, identify as Black. The share of Black residents in Otter Tail County is lower than in Minnesota overall, where 6.9% of the population is Black. Otter Tail County ranks 30th statewide in terms of Black residents as a share of the population, out of 87 counties.

Since the 2020 Census, Otter Tail County's Black population has declined by an estimated 23.6%. Black residents' share of Otter Tail County's population has remained roughly unchanged at 1.1%.

Otter Tail County is more Black than neighboring Becker County (0.7% Black), Douglas County (0.5% Black), Grant County (0.6% Black), and Wilkin County (0.4% Black). Otter Tail County is less Black than neighboring Wadena County (1.7% Black).

Otter Tail County's Asian Population

346 residents of Otter Tail County, or 0.6% of the population, identify as Asian. The share of Asian residents in Otter Tail County is slightly lower than in Minnesota overall, where 5.1% of the population is Asian. Otter Tail County ranks 46th statewide in terms of Asian residents as a share of the population, out of 87 counties.

Since the 2020 Census, Otter Tail County's Asian population has grown by an estimated 3.6%. Asian residents' share of Otter Tail County's population has remained roughly unchanged at 0.6%.

Otter Tail County is more Asian than neighboring Becker County (0.5% Asian), Douglas County (0.5% Asian), Grant County (0.1% Asian), Wadena County (0.3% Asian), and Wilkin County (0% Asian).

Otter Tail County's Hispanic Population

2,397 residents of Otter Tail County, or 4.0% of the population, identify as Hispanic. The share of Hispanic residents in Otter Tail County is slightly lower than in Minnesota overall, where 6.4% of the population is Hispanic. Otter Tail County ranks 48th statewide in terms of Hispanic residents as a share of the population, out of 87 counties.

Since the 2020 Census, Otter Tail County's Hispanic population has grown by an estimated 8.2%. Hispanic residents' share of Otter Tail County's population has remained roughly unchanged at 4.0%.

Otter Tail County is more Hispanic than neighboring Becker County (2% Hispanic), Douglas County (2.3% Hispanic), Grant County (2.7% Hispanic), and Wadena County (2.4% Hispanic).

Otter Tail County's Native American/Other Population

384 residents of Otter Tail County, or 0.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Otter Tail County is comparable to the share in Minnesota overall, where 1.2% of the population is Native American/Other. Otter Tail County ranks 49th statewide in terms of Native American/Other residents as a share of the population, out of 87 counties.

Since the 2020 Census, Otter Tail County's Native American/Other population has declined by an estimated 14.7%. Native American/Other residents' share of Otter Tail County's population has remained roughly unchanged at 0.6%.

Otter Tail County is more Native American/Other than neighboring Wadena County (0.3% Native American/Other). Otter Tail County is less Native American/Other than neighboring Becker County (5.2% Native American/Other), Douglas County (0.7% Native American/Other), Grant County (0.9% Native American/Other), and Wilkin County (1.9% Native American/Other).

Otter Tail County's Multiracial Population

2,003 residents of Otter Tail County, or 3.3% of the population, identify as Multiracial. The share of Multiracial residents in Otter Tail County is comparable to the share in Minnesota overall, where 4.5% of the population is Multiracial. Otter Tail County ranks 46th statewide in terms of Multiracial residents as a share of the population, out of 87 counties.

Since the 2020 Census, Otter Tail County's Multiracial population has grown by an estimated 6.8%. Multiracial residents' share of Otter Tail County's population has remained roughly unchanged at 3.3%.

Otter Tail County is more Multiracial than neighboring Douglas County (2.2% Multiracial), and Wilkin County (3.2% Multiracial). Otter Tail County is less Multiracial than neighboring Becker County (6.7% Multiracial), Grant County (3.6% Multiracial), and Wadena County (9.1% 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.