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People

Total Population 318
Male Share of the Population 52.2%
Female Share of the Population 47.8%
Senior Citizens 11.9%
Employed Population 16+ 195
Age of the Population 45

Families

% of people married 34.3%
Average household size 2

Education and Earnings

Population % with Bachelor Degree or Higher 15.8%
Median Earnings25+ $0
Median Earnings Without High School Qualification $0
Median Earnings With High School Degree $0

Wealth

Median Family Income $45,750
% Above Poverty Level 77.7%
% Below Poverty Level 22.3%

Commute & Sprawl

Average Commute Time 18 minutes
% Working from Home 6.7%
% Walking and Biking to Work 34.3%
% Using Public Transportation %

Housing

People Living Alone 33.6%
Median Gross Rent $556
Median House Value $125,000

Ancestry

Other(often includes Hispanic and African American) 25.5%
US/American 0.3%
English 4.7%
Irish 12.9%

Source: American Community Survey, U.S. Census Bureau, 2015, www.census.gov/programs-surveys/acs/.

Keystone Almanac

Category Value
Nearest Medium City 15 miles SW of Rapid City, South Dakota (center to center)
Nearest Large City 298 miles N of Denver, Colorado
County Pennington
Metro Area Rapid City
Standard Zip Codes 57751
Phone Area Codes 605
Time Zone Mountain (-7 hours from GMT)
Daylight Savings The city observes Daylight Saving Time.
Latitude 43.895
Longitude -103.417

Keystone Climate

Nearest Weather Stations

Notes:

  • Temp ranges are avg daily min and max for the month
  • Precipitation is rainfall (and rainfall equiv of snowfall)

Station MT RUSHMORE NATL MEM
Distance 1.8 miles
Jan Temp 16 to 33 F
Apr Temp 31 to 50 F
Jul Temp 58 to 79 F
Oct Temp 37 to 55 F
Annual Precip 21.4 inches
Station CUSTER
Distance 13.3 miles
Jan Temp 12 to 36 F
Apr Temp 28 to 54 F
Jul Temp 52 to 80 F
Oct Temp 31 to 59 F
Annual Precip 20.1 inches
Station RAPID CITY RGNL AP
Distance 21.2 miles
Jan Temp 11 to 34 F
Apr Temp 32 to 57 F
Jul Temp 58 to 86 F
Oct Temp 35 to 62 F
Annual Precip 16.6 inches

Nearby Cities and Towns

Location Population Median Family Income
Box Elder 8,959 $52,267
Custer 1,899 $55,156
Hermosa 412 $46,818
Hill City 1,422 $65,313
Pringle 165 $46,719
Rapid City 71,692 $61,720

Source: American Community Survey, U.S. Census Bureau, 2015, www.census.gov/programs-surveys/acs/.

Keystone Public Libraries

Library
Keystone Town Library
1101 MODILL ST
Keystone, South Dakota
(605) 666-4499

library logo

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