Census ACS · #861 μSA
Spearfish Metro Area
The Spearfish, Sd Micropolitan Statistical Area has 26,574 residents. The median household income is $66,766 and the median home value is $310,800.
26,574
Population
33
People / sq mi
$66,766
Median Income
$310,800
Median Home Value
The Spearfish CBSA covers 800 sq mi of land at 33.2 people per square mile.
Race & Ethnicity
| White | 91.1% |
| Black or African American | 0.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.0% |
Economy & Income
$66,766
Median Household Income
$42,663
Per Capita Income
6.5%
Poverty Rate
1.5%
Unemployment
Housing
$310,800
Median Home Value
$923
Median Rent
63.9%
Homeownership
Education
95.4%
High School+
34.1%
Bachelor's+
Commute
1.2%
Drive Alone
6.0%
Work From Home
18.1 min
Avg Commute
42.6%
Foreign Born
Spearfish spans this state
Nearby metros
Largest cities in South Dakota
Largest counties in South Dakota
Part of South Dakota
Other metros
Metro areas in South Dakota
Metro rankings
Frequently Asked Questions
The Spearfish, Sd Micropolitan Statistical Area has a population of 26,574 according to Census ACS 5-Year estimates, making it the #861 largest CBSA in the US.
The median household income in the Spearfish metro area is $66,766, with a per capita income of $42,663.
The Spearfish, Sd CBSA spans the state of South Dakota.
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More from South Dakota
Data for the Spearfish, Sd CBSA (43940) from the American Community Survey 5-Year estimates. Core-Based Statistical Areas combine cities, suburbs, and surrounding counties tied together by commuting patterns.
Age is the most distinctive thing about Spearfish: a median age of 43.8, older than the national median. Spearfish is a metro area in SD with a population of 26,574.
Median household income is $66,766, below the US median of $78,538. Only 6.5% of residents live in poverty, below the national 12.4%. Home values run above average at $310,800, with typical rent around $923.
About 34.1% of adults 25 and older have a bachelor’s degree, near the 35.0% national figure.
The age structure shapes everything downstream in Spearfish — from housing demand to the mix of working-age earners reflected in the income figures above.
Source: U.S. Census Bureau ACS, 2026.