Fall River County, South Dakota Demographics 2026

Name: Fall River County, South Dakota Demographics
Creator: U.S. Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Fall River County, South Dakota has a population of 7,258, the 25th most populous county in South Dakota. The median household income is $67,917 and the median home value is $193,200. The poverty rate is 16.6%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Fall River County Quick Facts

Population 7,258

Median Household Income $67,917

Median Home Value $193,200

Poverty Rate 16.6%

Unemployment Rate 2.5%

Median Age 55.3 years

Homeownership Rate 72.4%

Affordability Ratio 2.8x

Bachelor's Degree+ 29.4%

High School Graduation 91.2%

Cities/Places 9

Population 7,258 25th of 66

Median Income $67,917 10% lower than state

Poverty Rate 16.6%

Unemployment 2.5%

How Fall River County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric	2019–2023	2020–2024	Change
Population	7,179	7,258	+1.1%
Median household income	$61,056	$67,917	+11.2%
Median home value	$176,300	$193,200	+9.6%

Median Household Income

Fall River

$67,917

$75,081

National

$80,734

Median Home Value

Fall River

$193,200

$257,400

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 18.4%

$25K-$50K 20.2%

$50K-$100K 31.9%

$100K+ 29.6%

Detailed income brackets

Under $10K

4.1%

$10K-$15K

5.7%

$15K-$20K

5.9%

$20K-$25K

2.7%

$25K-$30K

3.7%

$30K-$35K

4.8%

$35K-$40K

2.8%

$40K-$45K

3.9%

$45K-$50K

5.0%

$50K-$60K

3.4%

$60K-$75K

11.7%

$75K-$100K

16.8%

$100K-$125K

10.5%

$125K-$150K

11.1%

$150K-$200K

4.5%

$200K+

3.6%

Employment

2.5% Unemployment Rate State: 2.9%|National: 5.2%

52.6% Labor Force Participation

Housing Overview

Owner 72.4%

Renter 27.6%

Affordability Index Very Affordable

2.8x home value to income ratio

Median gross rent $931/mo 16.4% of median household income annually

People & Demographics

Age Distribution

Under 18

16.2%

18-34

12.5%

35-54

21.1%

55-74

38.3%

75+

12.0%

Race & Ethnicity

Diversity Index

Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 35 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in Fall River County

City	Population	Median Income	Poverty	Home Value
Hot Springs	3,548	$66,338	21.1%	$202,600
Edgemont	860	$62,692	23.5%	$103,000
Oelrichs	198	$73,523	17.7%	$71,700
Angostura	144	$104,688	0.0%	$573,300
Maverick Junction	123	N/A	12.2%	N/A
Oral	55	N/A	12.7%	N/A
Smithwick	25	N/A	0.0%	N/A
Dudley	8	N/A	0.0%	N/A
Ardmore	5	N/A	100.0%	N/A

Explore South Dakota Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Fall River County is located in South Dakota with a total population of 7,258. It is the 25th most populous county out of 66 in South Dakota. The county encompasses 9 Census-designated places.

Age Demographics

The median age in Fall River County is 55.3 years. This is 46% higher than the state median of 38.0 years. 12.0% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Fall River County is $67,917. This is 10% lower than the state median of $75,081. It is also 16% lower than the national median of $80,734. The poverty rate stands at 16.6%. This is 39% higher than the state poverty rate of 11.9%. The unemployment rate is 2.5%. This is 15% lower than the state rate of 2.9%. The median home value is $193,200. Housing costs are 25% lower than the state median of $257,400. With a home-value-to-income ratio of just 2.8x, Fall River County is one of the most affordable housing markets in the area. 72.4% of occupied housing units are owner-occupied. This homeownership rate is 6% higher than the state average of 68.6%.

Race & Ethnicity

The largest racial or ethnic group in Fall River County is White (non-Hispanic), making up 83.9% of the population. Hispanic or Latino residents account for 3.4%.

Education

29.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 8% lower than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.2%.

Data Sources & Methodology

All figures for Fall River County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against South Dakota and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Fall River County, South Dakota?

Fall River County has a population of 7,258, making it the 25th most populous county in South Dakota.

What is the median income in Fall River County?

The median household income in Fall River County is $67,917 with a poverty rate of 16.6%.

How many cities are in Fall River County, South Dakota?

Fall River County contains 9 Census-designated places.