Jackson County Demographics

A map of Jackson County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Native American/Other	1,715	1,516	61.2%	54.0%
White	1,026	1,045	36.6%	37.2%
Multiracial	49	166	1.7%	5.9%
Hispanic	12	61	0.4%	2.2%
Black	0	11	0.0%	0.4%
Asian	0	7	0.0%	0.2%

Jackson County, South Dakota has an estimated population of 2,802, a less than 1% change from the 2,806 recorded in the 2020 Census. The population is 61.2% Native American/Other, 36.6% White, 1.7% Multiracial, 0.4% Hispanic, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Jackson County, with one dot drawn for each person counted by the Census, color-coded by race.

Jackson has become considerably less racially diverse since the 2020 Census. It is considerably more diverse than South Dakota overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Jackson County, that probability was 56.5% in 2020 and 49.1% in the most recent ACS estimates.

Jackson County is ranked the 50th most populous county in South Dakota, out of 66 counties. Jackson County was ranked the 50th most populous county in the 2020 Census.

Jackson County's White Population

1,026 residents of Jackson County, or 36.6% of the population, identify as White. The share of White residents in Jackson County is significantly lower than in South Dakota overall, where 79.8% of the population is White. Jackson County ranks 58th statewide in terms of White residents as a share of the population, out of 66 counties.

Since the 2020 Census, Jackson County's White population has declined by an estimated 1.8%. White residents' share of Jackson County's population has decreased from 37.2% to 36.6%.

Jackson County is more White than neighboring Bennett County (34.3% White), Mellette County (34.7% White), and Oglala Lakota County (7% White). Jackson County is less White than neighboring Haakon County (90% White), and Jones County (80.2% White).

Jackson County's Black Population

0 residents of Jackson County, or 0.0% of the population, identify as Black. The share of Black residents in Jackson County is slightly lower than in South Dakota overall, where 2.1% of the population is Black. Jackson County ranks 22nd statewide in terms of Black residents as a share of the population, out of 66 counties.

Since the 2020 Census, Jackson County's Black population has declined by an estimated 100.0%. Black residents' share of Jackson County's population has remained roughly unchanged at 0.0%.

Jackson County is less Black than neighboring Bennett County (0.2% Black), Haakon County (1.3% Black), and Oglala Lakota County (0.1% Black).

Jackson County's Asian Population

0 residents of Jackson County, or 0.0% of the population, identify as Asian. The share of Asian residents in Jackson County is comparable to the share in South Dakota overall, where 1.4% of the population is Asian. Jackson County ranks 39th statewide in terms of Asian residents as a share of the population, out of 66 counties.

Since the 2020 Census, Jackson County's Asian population has declined by an estimated 100.0%. Asian residents' share of Jackson County's population has remained roughly unchanged at 0.0%.

Jackson County is less Asian than neighboring Bennett County (1.5% Asian).

Jackson County's Hispanic Population

12 residents of Jackson County, or 0.4% of the population, identify as Hispanic. The share of Hispanic residents in Jackson County is slightly lower than in South Dakota overall, where 4.8% of the population is Hispanic. Jackson County ranks 41st statewide in terms of Hispanic residents as a share of the population, out of 66 counties.

Since the 2020 Census, Jackson County's Hispanic population has declined by an estimated 80.3%. Hispanic residents' share of Jackson County's population has decreased from 2.2% to 0.4%.

Jackson County is more Hispanic than neighboring Haakon County (0.1% Hispanic). Jackson County is less Hispanic than neighboring Bennett County (5.1% Hispanic), Mellette County (0.9% Hispanic), Jones County (1% Hispanic), and Oglala Lakota County (1.9% Hispanic).

Jackson County's Native American/Other Population

1,715 residents of Jackson County, or 61.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Jackson County is significantly higher than in South Dakota overall, where 7.5% of the population is Native American/Other. Jackson County ranks 9th statewide in terms of Native American/Other residents as a share of the population, out of 66 counties.

Since the 2020 Census, Jackson County's Native American/Other population has grown by an estimated 13.1%. Native American/Other residents' share of Jackson County's population has increased from 54.0% to 61.2%.

Jackson County is more Native American/Other than neighboring Bennett County (56% Native American/Other), Haakon County (7.7% Native American/Other), Mellette County (56.9% Native American/Other), and Jones County (17.7% Native American/Other). Jackson County is less Native American/Other than neighboring Oglala Lakota County (90.8% Native American/Other).

Jackson County's Multiracial Population

49 residents of Jackson County, or 1.7% of the population, identify as Multiracial. The share of Multiracial residents in Jackson County is slightly lower than in South Dakota overall, where 4.4% of the population is Multiracial. Jackson County ranks 5th statewide in terms of Multiracial residents as a share of the population, out of 66 counties.

Since the 2020 Census, Jackson County's Multiracial population has declined by an estimated 70.5%. Multiracial residents' share of Jackson County's population has decreased from 5.9% to 1.7%.

Jackson County is more Multiracial than neighboring Haakon County (0.9% Multiracial), Jones County (1.1% Multiracial), and Oglala Lakota County (0.2% Multiracial). Jackson County is less Multiracial than neighboring Bennett County (2.9% Multiracial), and Mellette County (7.5% 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.