Buffalo County, South Dakota's estimated 2024 population is 1,914 with a growth rate of 1.59% in the past year according to the most recent United States census data. Buffalo County, South Dakota is the 57th largest county in South Dakota. The 2010 population was 1,934 and has seen a growth of -1.03% since that time.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 2,064 | 30 | 1.47% |
| 2028 | 2,034 | 30 | 1.5% |
| 2027 | 2,004 | 30 | 1.52% |
| 2026 | 1,974 | 30 | 1.54% |
| 2025 | 1,944 | 30 | 1.57% |
| 2024 | 1,914 | 30 | 1.59% |
| 2023 | 1,884 | 30 | 1.62% |
| 2022 | 1,854 | -40 | -2.11% |
| 2021 | 1,894 | -45 | -2.32% |
| 2020 | 1,939 | -43 | -2.17% |
| 2019 | 1,982 | -57 | -2.8% |
| 2018 | 2,039 | 25 | 1.24% |
| 2017 | 2,014 | -21 | -1.03% |
| 2016 | 2,035 | -64 | -3.05% |
| 2015 | 2,099 | 12 | 0.57% |
| 2014 | 2,087 | 62 | 3.06% |
| 2013 | 2,025 | 9 | 0.45% |
| 2012 | 2,016 | 37 | 1.87% |
| 2011 | 1,979 | 45 | 2.33% |
| 2010 | 1,934 | 0 | 0% |
| 1990 | 1,759 | -36 | -2.01% |
| 1980 | 1,795 | 56 | 3.22% |
| 1970 | 1,739 | 192 | 12.41% |
| 1960 | 1,547 | -68 | -4.21% |
| 1950 | 1,615 | -238 | -12.84% |
| 1940 | 1,853 | -78 | -4.04% |
| 1930 | 1,931 | 216 | 12.59% |
| 1920 | 1,715 | 126 | 7.93% |
| 1910 | 1,589 | -201 | -11.23% |
| 1900 | 1,790 | 797 | 80.26% |
| 1890 | 993 | 930 | 1476.19% |
| 1880 | 63 | -183 | -74.39% |
| 1870 | 246 | -1,818 | -88.08% |
Native American
White
Two or more races
Other race
Black or African American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 492 | 3.77 | 49 | 51 |
| Non Family | 161 | 1.14 | 49.1 | 50.9 |
| Married | 142 | 4.89 | 52.8 | 47.2 |
| Female | 117 | 5.61 | 41.9 | 58.1 |
| Male | 72 | 4.5 | 52.8 | 47.2 |
4.71
Average Family Size
3.77
Average Household Size
49.0%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among other race people with a rate of 100%.
The highest rate of bachelors degrees is among other race people with a rate of 100%.
All
Male
Female
$31,250
Average Earnings
$32,703
Average Male
$26,750
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
93.78% of Buffalo County, South Dakota residents speak only English, while 6.22% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 6.22% of the population.
rate
36.52%
Overall Poverty Rate
34.66%
Male Poverty Rate
38.61%
Female Poverty Rate
The race most likely to be in poverty in Buffalo County, South Dakota is Native, with 43.14% below the poverty level.
The race least likely to be in poverty in Buffalo County, South Dakota is White, with 12.9% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 8%. Among those working part-time, it was 34.26%, and for those that did not work, the poverty rate was 52.42%.
Married
Widowed
Divorced
Separated
NeverMarried
28.2%
Overall Marriage Rate
30.7%
Male Marriage Rate
25.4%
Female Marriage Rate
male
female
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 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
8.42%
Veteran Poverty Rate
38.95%
Veteran Disability Rate
LaborForceParticipation
56%
Labor Force Participation
47.6%
Employment Rate
14.9%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
93.22%
Born in Buffalo County, South Dakota
100%
Native Born
0%
Foreign Born
0%
Non Citizen
0%
Naturalized
100% of Buffalo County, South Dakota residents were born in the United States, with 93.22% having been born in South Dakota. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.