Spearfish is a medium-sized city located in the state of South Dakota. With a population of 13,282 people and four associated neighborhoods, Spearfish is the tenth largest community in South Dakota. Much of the housing stock in Spearfish was built relatively recently. The construction of new real estate can often be taken as an indication that the local Spearfish economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Spearfish, where the median household income is $59,731.00.

Spearfish real estate is some of the most expensive in South Dakota, although Spearfish house values don't compare to the most expensive real estate in the U.S.

In addition, Spearfish is a college town. There are a lot of students in Spearfish attending college, and as a result Spearfish provides a number of services, amenities and opportunities geared to the needs and activities of students.

Spearfish, while not large, also appears to be attractive to some younger, educated professionals, who help shape the character of the city.

Residents of the city have the good fortune of having one of the shortest daily commutes compared to the rest of the country. On average, they spend only 15.81 minutes getting to work every day.

The citizens of Spearfish are among the most well-educated in the nation: 43.60% of adults in Spearfish have a bachelor's degree or even advanced degree, whereas the average US city has 21.84% holding at least a bachelor's degree.

The per capita income in Spearfish in 2022 was $43,516, which is wealthy relative to South Dakota, and upper middle income relative to the rest of the US. This equates to an annual income of $174,064 for a family of four. However, Spearfish contains both very wealthy and poor people as well.

Spearfish is a somewhat ethnically-diverse city. The people who call Spearfish home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Spearfish residents report their race to be White, followed by Native American. Important ancestries of people in Spearfish include German, Norwegian, English, Irish, and Swedish.

The most common language spoken in Spearfish is English. Other important languages spoken here include Spanish and Native American languages.