At a Glance
Median Income
$62,159
$33,869 per capita
Home Value
$188,800
Zillow: $623,619
Median Rent
$690/mo
19.3% of income on rent
Bachelor's Degree+
17.4%
87.6% high school+
Unemployment
7.7%
9.8% poverty rate
Obesity Rate
31.8%
12.4% smoking rate
How Keystone Compares to the U.S. Average
Each bar shows Keystone's value as a percentage of the national average (100% = U.S. avg)
Thin vertical line = U.S. national average (100%)
Is Keystone a Good Place to Live?
B+
3.5 / 5.0 - Good
Based on economy, affordability, safety, and education metrics compared to national averages.
Economy & Jobs
Keystone residents earn a median household income of $62,159 , which is 17% below the national average of $75,149.
Per capita income is $33,869. The unemployment rate stands at 7.7% (114% above the U.S. rate of 3.6%). 9.8% of residents live below the poverty line. The area is home to 421 business establishments, including 67 restaurants.
Housing & Cost of Living
The median home value in Keystone is $188,800 , 33% below the national median of $281,900.
Zillow estimates the typical home at $623,619. Median rent is $690/month, with 19.3% of renters spending more than 30% of income on housing. The cost of living index is 88.6 (100 = national average). The median home was built in 1976.
Education
17.4% of adults in Keystone hold a bachelor's degree or higher
(48% below the national average).
87.6% have completed high school. Local schools score 5.3/10 in standardized testing.
Climate & Weather
Keystone has an average annual temperature of 46°F (8°C).
Winters average 28°F in January while summers reach 69°F in July. Annual precipitation totals 24.1 inches. Air quality is rated Good with a median AQI of 44.
Data Overview
People
Population404
Median Age37.0 yrs
Density135/mi²
Male / Female55% / 45%
Foreign Born6.4%
Veterans10.8%
Economy
B
Median Income$62,159
Per Capita$33,869
Unemployment7.7%
Poverty9.8%
County GDP$398M
Avg Weekly Wage$913
Housing
A+
Home Value$188,800
Rent$690
Ownership67.4%
Zillow$623,619
Housing Units217
Rent Burden19.3%
Health
Obesity31.8%
Diabetes9.0%
Smoking12.4%
Heart Disease5.1%
Premature Death5,543/100K
Climate
Avg Temp46°F
Rain24.1 in/yr
AQI44 (Good)
Elevation4,555 ft
Education
C
Bachelor's+17.4%
High School+87.6%
Graduate+4.1%
School Score5.3/10
Community
2024 VoteR 72% / D 26%
Commute29 min
Broadband89.1%
Internet Speed36 Mbps
EV Stations3
Libraries2
Did You Know?
Keystone was founded in 1883.
The median home in Keystone was built in 1976.
The nearest airport is Rapid City Regional (21 miles).
The Gini coefficient (income inequality) is 0.446 (U.S. avg: 0.490).
Natural hazard risk is rated "Very Low" by FEMA.
6.2% of the population has a disability.
The county recorded 1 fatal vehicle crashes.
91 declared natural disasters on record.