Keystone, South Dakota

Population

Growing. Up 7.6% since 2020.

268

people, the 161st-largest of South Dakota's cities and towns.

Census Population Estimates, 2025. Rank among South Dakota's cities and towns computed by the Almanac. Sources: Census Population Estimates

The workday

Nearly every job here goes to someone who lives somewhere else.

95.9%

of 196 jobs located in Keystone are filled by in-commuters.

Census LEHD LODES, 2023. Sources: Census LEHD LODES

Rent

Median rent is down 11% since the 2005–2009 survey, before inflation.

$546

a month. South Dakota's median is $946.

Census ACS 5-year, 2020-2024 (latest), with earlier 5-year windows. Survey estimates for a place this size carry wide margins of error. Sources: Census ACS 5-year

The seam

Cross one tract line and median rent doubles.

A $900 gap between neighbors, the sharpest rent edge between adjacent tracts in Pennington County.

• $464 Tract 110.01
• $1,364 Tract 110.02

Census ACS 5-year, 2020-2024, adjacent tracts compared by the Almanac. Tract estimates carry wide margins of error. Sources: Census ACS 5-year

Room to build

Local wages can carry more rent than the median charged today.

$696–$1,044

is the monthly rent range local workforce wages support.

• $546 median

Supportable rent computed by the Almanac from 2023 source wage data. Median rent: Census ACS 5-year, 2020-2024. Sources: Computed by the Almanac, Census ACS 5-year

Building

Most of the housing here is older than 2000.

• 15 homes permitted, 2022–2025
• 67% of those were in multifamily buildings
• 83% of all homes were built before 2000

Census Building Permits Survey, 2022–2025; Census ACS 5-year, 2020-2024. Survey estimates for a place this size carry wide margins of error. Sources: Census Building Permits Survey, Census ACS 5-year

Units needed

Closing the gap would add 0–0.9% to the 232 homes here.

0–2

is the estimated number of missing housing units, from the lowest to the highest of three estimates.

Range computed by the Almanac from 2023 jobs and household data, using three demand models: 1% of jobs located here, 1% of renter households, and a rate by town size applied to renters. The low end is the lowest of the three and the high end the highest. It is an estimate, not a count. Sources: Computed by the Almanac

Home value

A median home costs 3% more than South Dakota's.

$263,900

median home value in Keystone.

• $263,900 Keystone
• $257,400 South Dakota
• $332,700 U.S.

Census ACS 5-year, 2020-2024. Survey estimates for a place this size carry wide margins of error. Sources: Census ACS 5-year