Buffalo County, South Dakota

Interactive maps and statistics for Buffalo County, South Dakota: income, age, education, housing, health and more, set beside South Dakota and the United States.

Buffalo County, South Dakota is among the lowest in the country for total population, and among the lowest in the country for median age.

Explore Buffalo County, South Dakota on the map →

Key figures

Statistic	Buffalo County, South Dakota	South Dakota	United States	Rank
Total Population	1,808	907,428	334,922,499	3135th of 3,222
Median Household Income	$47,045	$75,081	$80,734	2894th of 3,221
Median Age	22.8	38.0	38.9	3220th of 3,222
Bachelor's Degree or Higher	9.9%	31.9%	35.7%	3185th of 3,222
Median Home Value	$117,800	$257,400	$332,700	2716th of 3,217
Median Gross Rent	$540	$946	$1,413	3130th of 3,215
Poverty Rate	33.9%	11.9%	12.5%	90th of 3,222
Unemployment Rate	10.8%	2.9%	5.2%	102nd of 3,222
Population per Square Mile	3.8	12.0	n/a	2924th of 3,222
Foreign Born	0.0%	4.0%	14.1%	3212th of 3,222
Life Expectancy	55.9	n/a	n/a	3062nd of 3,062
Homeownership Rate	52.6%	68.6%	65.2%	3147th of 3,222
Average Commute Time	13.4	17.8	26.4	3152nd of 3,221
Worked from Home	12.3%	9.7%	15.1%	749th of 3,222
Uninsured	18.6%	n/a	n/a	328th of 3,134
Married-Couple Households	22.4%	48.3%	46.9%	3218th of 3,222
Broadband Access	61.2%	n/a	n/a	3091st of 3,135

Rank is among all US counties with published data, counting down from the highest value. Figures come from the American Community Survey, CDC, BLS, BEA and other federal sources. Open the map for 1,147 statistics and the year and margin of error behind each one.

Race and ethnicity in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
White (non-Hispanic)	17.5%	79.8%	57.4%
Hispanic or Latino (any race)	1.7%	4.8%	19.3%
Black (non-Hispanic)	0.0%	2.1%	11.9%
Asian (non-Hispanic)	0.0%	1.4%	5.9%
Two or More Races (non-Hispanic)	1.7%	4.4%	4.3%
American Indian & Alaska Native (non-Hispanic)	78.2%	7.1%	0.5%
Native Hawaiian & Pacific Islander (non-Hispanic)	0.0%	0.0%	0.2%
Some Other Race (non-Hispanic)	0.9%	0.3%	0.6%
Diversity Index	35.7	35.4	61.4

Age in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Median Age	22.8	38.0	38.9
Under 18 %	39.2%	24.2%	22.0%
Age 18-24 %	13.9%	9.3%	9.1%
Age 25-34 %	10.0%	12.6%	13.7%
Age 35-44 %	9.5%	12.6%	13.2%
Age 45-64 %	18.2%	23.3%	24.8%
Age 65 and Over %	9.2%	18.0%	17.2%

Households and families in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Households	508	365,544	129,227,496
Average Household Size	3.6	2.4	2.5
Family Households	63.8%	61.3%	64.2%
Households with Children	43.1%	29.0%	29.5%
Single-Parent Families	41.3%	13.0%	17.3%
People Living Alone	34.1%	31.9%	28.7%
Never Married	60.2%	32.0%	34.4%

Income and poverty in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Per Capita Income	$17,360	$40,550	$44,673
Households Under $25,000	38.2%	14.0%	14.6%
Households $50,000 to $74,999	19.9%	17.4%	15.5%
Households $100,000 to $149,999	13.0%	18.9%	17.5%
Households $200,000 or More	3.7%	8.1%	13.4%
Poverty Rate	33.9%	11.9%	12.5%
Below 200% of Poverty	60.5%	27.7%	28.2%
SNAP Households	23.6%	7.9%	n/a

Housing in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Housing Units	578	408,584	143,775,355
Single-Family Detached Homes	67.1%	66.9%	61.3%
Buildings with 5+ Units	7.1%	16.2%	19.1%
Vacancy Rate	12.1%	10.5%	10.1%
Median Year Structure Built	1,976.0	1,980.0	1,980.0
Renter-Occupied	47.4%	31.4%	34.8%
Rent as % of Household Income	21.8%	25.9%	30.6%
Median Property Tax	$473	$2,724	n/a

Education in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Less than High School	11.9%	6.8%	10.4%
High School Graduate	49.9%	29.0%	26.0%
Some College or Associate Degree	28.3%	32.2%	27.9%
Bachelor's Degree	7.9%	21.9%	21.6%
Graduate or Professional Degree	2.0%	10.0%	14.1%

Work and commuting in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Labour Force Participation	54.7%	67.2%	63.5%
Drove Alone to Work	82.2%	77.0%	68.8%
Public Transit	0.0%	0.5%	3.2%
Walked to Work	3.3%	3.1%	2.4%
Commutes Under 15 Minutes	60.8%	48.6%	26.0%
Commutes Over an Hour	0.6%	3.6%	8.6%
Households Without a Car	13.0%	5.2%	n/a

Origins and language in Buffalo County, South Dakota

Statistic	Buffalo County, South Dakota	South Dakota	United States
Born in State of Residence	93.8%	62.4%	57.3%
Naturalised Citizens	0.0%	1.7%	7.4%
Non-Citizens	0.0%	2.3%	6.8%
Speaks Only English at Home	99.1%	92.9%	77.7%
Speaks Spanish at Home	0.0%	2.6%	13.6%
Limited English Proficiency	0.9%	6.3%	16.7%

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