Unified School District · SD
Rapid City School District 51-4
Rapid City School District 51-4 is a unified school district in South Dakota with a community population of 101,606. The median household income is $74,844 and the median age is 40.5.
101,606
Population
244
People / sq mi
$74,844
Median Income
40.5
Median Age
Rapid City School District 51-4 covers 416 sq mi of land at 244.1 people per square mile.
Race & Ethnicity
| White | 79.2% |
| Black or African American | 0.0% |
| Asian | 54.1% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$74,844
Median Household Income
$43,373
Per Capita Income
6.1%
Poverty Rate
1.8%
Unemployment
Housing
$301,700
Median Home Value
$1,117
Median Rent
69.6%
Homeownership
Education Attainment
94.8%
High School+
35.7%
Bachelor's+
Other South Dakota School Districts
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State rankings
Frequently Asked Questions
Rapid City School District 51-4 serves a community with a population of 101,606 according to the latest Census ACS 5-Year estimates. This unified school district is located in South Dakota.
The median household income in Rapid City School District 51-4 is $74,844, with a per capita income of $43,373. The poverty rate is 6.1%.
Rapid City School District 51-4 is 79.2% White, 0.0% Black or African American, 54.1% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Rapid City School District 51-4, 94.8% of adults have a high school diploma or higher, and 35.7% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Rapid City School District 51-4 is $301,700, with a median rent of $1,117. The homeownership rate is 69.6%.
More from South Dakota
Data for Rapid City School District 51-4 from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 4659820).
Rapid City School District 51-4 is defined demographically by education — 35.7% of adults hold a bachelor’s degree, near the national average. Rapid City School District 51-4 is a school district in South Dakota with a population of 101,606.
Median household income is $74,844, near the US median of $78,538. About 6.1% of residents live below the federal poverty level, below the national 12.4%. Homes carry a median value of $301,700, with typical rent around $1,117.
College attainment is above the local norm at 35.7%, near the national 35.0%.
The education numbers are the throughline: a college-heavy population in Rapid City School District 51-4 usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Source: U.S. Census Bureau ACS, 2026.