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Advertise here →Keystone, SD · town
Keystone, South Dakota houses and real estate market data.
Houses in Keystone, SD (Pennington County) — market data for Keystone houses and the whole local market.
town · Census GEOID 4633820
FEATURED LISTING: WATERFRONT LAKE HOME FOR SALE
Clearlake Oaks Canal-Front Oasis
$425,000 • 3 Beds • 2 Baths • 1,204 Sq Ft
554 Keys, Clearlake Oaks, CA 95423
Luxury Living Lake Lifestyle – Deep Water Access to Clear Lake: PAID-OFF SOLAR • 10-Ft Concrete Seawall • Double Boat Lifts & Private Dock • Hot Tub • Mini-Split HVAC • Close to SF Bay / Wine Country • Cleanest Air in America (Lake County CA) • Spacious Patio and Deck • Open Floor Plan • RV/Boat Parking • Want the Boats? • Make Offer ASAP This Lake Home For Sale in California won't last!
*Listed by Scott Brown, eXp Realty of California, Inc. DRE #01956840. Inquiries delivered directly to listing agent. Search.USAHouses.com*
Contact Agent Direct:
Scott Brown - eXp Realty
Scott@USAHouses.com
Call/Text (707) 474-8855
Click Anywhere on Ad for More Info / Listing Page
Keystone, SD is a town in Pennington County, South Dakota — this guide covers houses in Keystone and the whole local market: resale homes, condos, land, and new construction.
Info from government sites and builders may have provided source info.
Open map pin ↗ · 43.894939, -103.426806
At a glance
Keystone market snapshot
Place type
town
County
Pennington County
Map pin
43.894939, -103.426806
Census GEOID
4633820
Land area
3.00 sq mi
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
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Advertise here →Why Keystone
What makes Keystone different
Town
The U.S. Census Bureau lists Keystone as a town in Pennington County, South Dakota.
Nearby
Places around Keystone
County guide: Pennington County — cities, market context, and local resources for the county that includes Keystone.
USAHouses.com also lists other Pennington County places in South Dakota. Each linked guide uses the same Census place geography.
Nearby communities include Hill City, Colonial Pine Hills, Johnson Siding, Rapid City, Green Valley, Rapid Valley, Ashland Heights, Caputa.
Hill City market data
Nearby city · ~7.5 mi
Colonial Pine Hills market data
Nearby city · ~9.9 mi
Johnson Siding market data
Nearby city · ~13.1 mi
Rapid City market data
Nearby city · ~16.0 mi
Green Valley market data
Nearby city · ~18.6 mi
Rapid Valley market data
Nearby city · ~19.3 mi
Ashland Heights market data
Nearby city · ~22.3 mi
Caputa market data
Nearby city · ~23.1 mi
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Common questions
Keystone FAQ
What kind of place is Keystone, SD?
The U.S. Census Bureau lists Keystone as a town in Pennington County, South Dakota.
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🔥 Paid Advertisement: NEW HOME FOR SALE BY OWNER (Builder)
Northern California Luxury Home
3+ Beds • 4 Baths • 2,964 Sq Ft
17867 Deer Hill Rd, Hidden Valley Lake, CA 95467
Brand New 2026 Construction with LAKE VIEWS:
SPACIOUS LOT • Open Floor plan • Chef's kitchen • Interior aquarium • Dual fireplaces • Solar • EV-ready 3-car garage • Waterfall fountain • Great Views • Gated & Guarded Community • Golf Course • Driving Range • Community Pool • Private Lake
📩 Contact Owner Direct
Michael@Fonestream.net
*USA Houses LLC provides paid advertising space only. Property is listed with an outside MLS brokerage. Inquiries are delivered directly to the advertiser.*