Sibley County Demographics

A map of Sibley County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	13,052	12,942	87.0%	87.2%
Hispanic	1,390	1,315	9.3%	8.9%
Multiracial	267	361	1.8%	2.4%
Black	174	81	1.2%	0.5%
Asian	61	72	0.4%	0.5%
Native American/Other	61	65	0.4%	0.4%

Sibley County, Minnesota has an estimated population of 15,005, a slight increase from the 14,836 recorded in the 2020 Census. The population is 87.0% White, 9.3% Hispanic, 1.8% Multiracial, 1.2% Black, 0.4% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Sibley County, with one dot drawn for each person counted by the Census, color-coded by race.

Sibley 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 Sibley County, that probability was 23.1% in 2020 and 23.4% in the most recent ACS estimates.

Sibley County is ranked the 56th most populous county in Minnesota, out of 87 counties. Sibley County was ranked the 56th most populous county in the 2020 Census.

Sibley County's White Population

13,052 residents of Sibley County, or 87.0% of the population, identify as White. The share of White residents in Sibley County is considerably higher than in Minnesota overall, where 75.9% of the population is White. Sibley County ranks 48th statewide in terms of White residents as a share of the population, out of 87 counties.

Since the 2020 Census, Sibley County's White population has remained roughly the same. White residents' share of Sibley County's population has remained roughly unchanged at 87.0%.

Sibley County is more White than neighboring Nicollet County (85.5% White), Carver County (85.5% White), and Blue Earth County (84.4% White). Sibley County is less White than neighboring McLeod County (88.2% White), and Le Sueur County (89% White).

Sibley County's Black Population

174 residents of Sibley County, or 1.2% of the population, identify as Black. The share of Black residents in Sibley County is lower than in Minnesota overall, where 6.9% of the population is Black. Sibley County ranks 53rd statewide in terms of Black residents as a share of the population, out of 87 counties.

Since the 2020 Census, Sibley County's Black population has grown by an estimated 114.8%. Black residents' share of Sibley County's population has increased from 0.5% to 1.2%.

Sibley County is more Black than neighboring McLeod County (0.6% Black), and Le Sueur County (0.8% Black). Sibley County is less Black than neighboring Nicollet County (4.5% Black), Carver County (1.6% Black), and Blue Earth County (4.8% Black).

Sibley County's Asian Population

61 residents of Sibley County, or 0.4% of the population, identify as Asian. The share of Asian residents in Sibley County is slightly lower than in Minnesota overall, where 5.1% of the population is Asian. Sibley County ranks 54th statewide in terms of Asian residents as a share of the population, out of 87 counties.

Since the 2020 Census, Sibley County's Asian population has declined by an estimated 15.3%. Asian residents' share of Sibley County's population has remained roughly unchanged at 0.4%.

Sibley County is less Asian than neighboring Nicollet County (1.6% Asian), McLeod County (0.6% Asian), Carver County (3.3% Asian), Le Sueur County (0.5% Asian), and Blue Earth County (2.3% Asian).

Sibley County's Hispanic Population

1,390 residents of Sibley County, or 9.3% of the population, identify as Hispanic. The share of Hispanic residents in Sibley County is slightly higher than in Minnesota overall, where 6.4% of the population is Hispanic. Sibley County ranks 11th statewide in terms of Hispanic residents as a share of the population, out of 87 counties.

Since the 2020 Census, Sibley County's Hispanic population has grown by an estimated 5.7%. Hispanic residents' share of Sibley County's population has remained roughly unchanged at 9.3%.

Sibley County is more Hispanic than neighboring Nicollet County (5.4% Hispanic), McLeod County (7.6% Hispanic), Carver County (5.1% Hispanic), Le Sueur County (6.9% Hispanic), and Blue Earth County (4.8% Hispanic).

Sibley County's Native American/Other Population

61 residents of Sibley County, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Sibley County is comparable to the share in Minnesota overall, where 1.2% of the population is Native American/Other. Sibley County ranks 74th statewide in terms of Native American/Other residents as a share of the population, out of 87 counties.

Since the 2020 Census, Sibley County's Native American/Other population has declined by an estimated 6.2%. Native American/Other residents' share of Sibley County's population has remained roughly unchanged at 0.4%.

Sibley County is more Native American/Other than neighboring Blue Earth County (0.3% Native American/Other). Sibley County is less Native American/Other than neighboring Nicollet County (0.6% Native American/Other), McLeod County (0.5% Native American/Other), Carver County (0.5% Native American/Other), and Le Sueur County (0.5% Native American/Other).

Sibley County's Multiracial Population

267 residents of Sibley County, or 1.8% of the population, identify as Multiracial. The share of Multiracial residents in Sibley County is slightly lower than in Minnesota overall, where 4.5% of the population is Multiracial. Sibley County ranks 71st statewide in terms of Multiracial residents as a share of the population, out of 87 counties.

Since the 2020 Census, Sibley County's Multiracial population has declined by an estimated 26.0%. Multiracial residents' share of Sibley County's population has decreased from 2.4% to 1.8%.

Sibley County is less Multiracial than neighboring Nicollet County (2.3% Multiracial), McLeod County (2.5% Multiracial), Carver County (3.9% Multiracial), Le Sueur County (2.4% Multiracial), and Blue Earth County (3.4% 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.