Buffalo County, South Dakota Population 2022
Buffalo County, South Dakota's estimated population is 1,767 with a growth rate of -3.55% in the past year according to the most recent United States census data. Buffalo County, South Dakota is the 61st largest county in South Dakota. The 2010 Population was 1,934 and has seen a growth of -8.63% since this time.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 1870 | 246 | 0.00% | |
| 1880 | 63 | -183 | -74.39% |
| 1890 | 993 | 930 | 1476.19% |
| 1900 | 1,790 | 797 | 80.26% |
| 1910 | 1,589 | -201 | -11.23% |
| 1920 | 1,715 | 126 | 7.93% |
| 1930 | 1,931 | 216 | 12.59% |
| 1940 | 1,853 | -78 | -4.04% |
| 1950 | 1,615 | -238 | -12.84% |
| 1960 | 1,547 | -68 | -4.21% |
| 1970 | 1,739 | 192 | 12.41% |
| 1980 | 1,795 | 56 | 3.22% |
| 1990 | 1,759 | -36 | -2.01% |
| 2010 | 1,934 | 175 | 9.95% |
| 2011 | 1,978 | 44 | 2.28% |
| 2012 | 2,016 | 38 | 1.92% |
| 2013 | 2,025 | 9 | 0.45% |
| 2014 | 2,086 | 61 | 3.01% |
| 2015 | 2,098 | 12 | 0.58% |
| 2016 | 2,030 | -68 | -3.24% |
| 2017 | 2,013 | -17 | -0.84% |
| 2018 | 2,027 | 14 | 0.70% |
| 2019 | 1,962 | -65 | -3.21% |
| 2020 | 1,897 | -65 | -3.31% |
| 2021 | 1,832 | -65 | -3.43% |
| 2022 | 1,767 | -65 | -3.55% |
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 280 | 13.97% |
| Black or African American | 3 | 0.15% |
| American Indian and Alaska Native | 1,675 | 83.54% |
| Some Other Race | 10 | 0.50% |
| Two or More Races | 37 | 1.85% |
Buffalo County, South Dakota Population Pyramid 2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 540 | 3.71 | 51.3 |
| Married | 160 | 4.93 | 47.5 |
| Male | 72 | 5.14 | 58.3 |
| Female | 131 | 4.93 | 41.2 |
| Non Family | 177 | 1.11 | 59.3 |
4.68
Average Family Size
3.71
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 37 | 3.60% |
| 9th to 12th Grade | 190 | 18.48% |
| High School Graduate | 389 | 37.84% |
| Some College | 237 | 23.05% |
| Associates Degree | 92 | 8.95% |
| Bachelors Degree | 68 | 6.61% |
| Graduate Degree | 15 | 1.46% |
Buffalo County, South Dakota Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| Other Race | 3 | 3 | 3 |
| White | 173 | 168 | 40 |
| Native American | 809 | 590 | 40 |
| Black | 3 | 3 | |
| 2+ Races | 29 | 26 | |
| Hispanic | 74 | 60 |
The highest rate of high school graduation is among black people with a rate of 100.00%.
The highest rate of bachelors degrees is among other race people with a rate of 100.00%.
$22,457
Average Earnings
$30,577
Average Male
$19,432
Average Female
Buffalo County, South Dakota Language by Age
Buffalo County, South Dakota Language
92.93% of Buffalo County, South Dakota residents speak only English, while 7.07% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 7.07% of the population.
Buffalo County, South Dakota Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Native | 1,664 | 691 | 41.53% |
| Multiple | 37 | 9 | 24.32% |
| White | 265 | 43 | 16.23% |
| Other | NaN% | ||
| Hispanic | 149 | 17 | 11.41% |
37.34%
Overall Poverty Rate
34.12%
Male Poverty Rate
40.99%
Female Poverty Rate
Poverty in Buffalo County, South Dakota
The race most likely to be in poverty in Buffalo County, South Dakota is Native, with 41.53% below the poverty level.
The race least likely to be in poverty in Buffalo County, South Dakota is Hispanic, with 11.41% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 10.67%. Among those working part-time, it was 36.13%, and for those that did not work, the poverty rate was 49.01%.
Buffalo County, South Dakota Marital Status
Marriage Rates
32.2%
Overall Marriage Rate
34.7%
Male Marriage Rate
29.6%
Female Marriage Rate
Buffalo County, South Dakota Married by Age and Sex
Buffalo County, South Dakota Marriage
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is Over 65.
Buffalo County, South Dakota Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 16 | 8.47% |
| Native American | 84 | 8.30% |
| 2+ Races | 23 | 79.31% |
| Hispanic | 23 | 23.71% |
Buffalo County, South Dakota Veterans by Education
13.82%
Veteran Poverty Rate
43.09%
Veteran Disability Rate
57.4%
Labor Force Participation
44.8%
Employment Rate
22%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
92.42%
Born in Buffalo County, South Dakota
100.00%
Native Born
0.00%
Foreign Born
0.00%
Non Citizen
0.00%
Naturalized
Place of Birth
100.00% of Buffalo County, South Dakota residents were born in the United States, with 92.42% having been born in South Dakota. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990