Rapid Valley CDP, South Dakota Demographics & Population 2026

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

As of 2026, Rapid Valley CDP, South Dakota has a total population of 7,153, the 15th largest city in South Dakota, with a median household income of $85,217, which is 18% higher than the state average. The poverty rate is 6.9%.

Rapid Valley CDP Quick Facts

Population 7,153

Median Household Income $85,217

Median Home Value $226,300

Poverty Rate 6.9%

Unemployment Rate 3.4%

Median Age 42.6 years

Homeownership Rate 95.8%

Affordability Ratio 2.7x

Bachelor's Degree or Higher 20.1%

High School Graduation Rate 91.8%

Diversity Index 37/100

Population 7,153 15th of 439

Median Income $85,217 top 20%

Poverty Rate 6.9% 45% lower national

Median Home Value $226,300 top 20%

How Rapid Valley CDP Compares

Median Household Income

Rapid Valley CDP

$85,217

$72,421

National

$78,538

Median Home Value

Rapid Valley CDP

$226,300

$236,800

National

$303,400

Economy & Housing

Household Income Distribution

Under $25K 5.5%

$25K-$50K 17.5%

$50K-$100K 43.1%

$100K+ 33.9%

Employment

3.4% Unemployment Rate State: 3.0% | National: 5.2%

71.3% Labor Force Participation

Housing Overview

Owner 95.8%

Renter 4.2%

Affordability Index Very Affordable

2.7x home value to income ratio

People & Demographics

Age Distribution

Under 18

17.9%

18-34

19.1%

35-54

33.4%

55-74

24.0%

75+

5.7%

Race & Ethnicity

Diversity Index

Low Diversity

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

State average: 33 | National average: 60

Education

Educational Attainment (Adults 25+)

Rapid Valley CDP Rankings in South Dakota

#15 Population of 439

#58 Median Income of 439

#187 Education of 439

#48 Home Value of 439

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

Cities Similar to Rapid Valley CDP

These cities in the same state have comparable population and economic profiles.

City	Population	Median Income	Home Value	Bachelor's+	Poverty
Harrisburg city	7,790	$101,534	$281,400	40.5%	1.5%
Tea city	6,339	$104,643	$305,300	41.4%	4.4%
Sturgis city	7,111	$51,101	$236,400	19.8%	9.0%
Madison city	6,158	$62,180	$191,400	35.7%	11.2%
Belle Fourche city	5,741	$59,920	$188,800	15.2%	7.1%

Population Overview

Rapid Valley CDP is a small city located in South Dakota. The total population is 7,153. It ranks as the 15th most populous out of 439 cities and towns in South Dakota.

Age Demographics

The median age in Rapid Valley CDP is 42.6 years. This is 13% higher than the state median of 37.7 years.

Economy, Income & Housing

The median household income in Rapid Valley CDP is $85,217. This is 18% higher than the state median of $72,421. Compared to the national median of $78,538, household income here is 9% higher. The poverty rate stands at 6.9%. This is 43% lower than the state poverty rate of 12.0%. The unemployment rate is 3.4%. This is 13% higher than the state rate of 3.0%. The median home value is $226,300. Housing costs are 4% lower than the state median of $236,800. With a home-value-to-income ratio of just 2.7x, Rapid Valley CDP is one of the most affordable housing markets in the area. 95.8% of occupied housing units are owner-occupied. This homeownership rate is 40% higher than the state average of 68.6%.

Race & Ethnicity

The largest racial or ethnic group in Rapid Valley CDP is White (non-Hispanic), making up 77.0% of the population. Hispanic or Latino residents account for 3.8%. The Black or African American population (1.0%) is well below the state average of 2.2%.

Education

20.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 35% lower than the state rate of 31.1%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.8%.

Data Sources & Methodology

All demographic data for Rapid Valley CDP, South Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against South Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 439 Census-designated places in South Dakota. For official data, visit data.census.gov.

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Frequently Asked Questions

What is the population of Rapid Valley CDP, South Dakota?

Rapid Valley CDP, South Dakota has a population of 7,153 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Rapid Valley CDP, SD?

The median household income in Rapid Valley CDP is $85,217, which is 9% higher the national median of $78,538.

What is the poverty rate in Rapid Valley CDP, SD?

The poverty rate in Rapid Valley CDP is 6.9%. This means approximately 487 residents live below the federal poverty line.

What is the racial makeup of Rapid Valley CDP, South Dakota?

Rapid Valley CDP's population is 77.0% White, 1.0% Black, 3.8% Hispanic/Latino, and 1.9% Asian.

What is the median home value in Rapid Valley CDP, SD?

The median home value in Rapid Valley CDP is $226,300. The home-value-to-income ratio is 2.7x.

How educated is Rapid Valley CDP, South Dakota?

20.1% of adults (25+) in Rapid Valley CDP hold a bachelor's degree or higher, and 5.9% hold a graduate or professional degree.