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.
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.
For this entity, the underlying data on this page comes from the U.S. Census Bureau ACS and decennial files. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.