Keystone, South Dakota

About Keystone

Keystone is a tiny community in western South Dakota with an estimated population of 261.

Keystone holds the status of an incorporated town — local government on a neighborly scale. The community covers 3 square miles, giving it wide-open spaces and a spread-out, rural feel at roughly 87 residents per square mile.

📰 Keystone News Today

• Stanford Adelstein Obituary (1931 - 2026) - Keystone, SD - Rapid City Journal Legacy obituary · Aug 14
• Obituary | Lois Irene Halley of Keystone, South Dakota Kirk Funeral Home & Cremation Services · Jul 21
• State’s expenses for Rushmore fireworks were greater than economic impact, Tourism Department says The Mighty 790 KFGO · Aug 11
• 11 Best Small Towns In South Dakota For A Crowd-Free Summer WorldAtlas · Aug 9
• Trump uses Mount Rushmore speech to allege ‘mortal threat’ from communism South Dakota Searchlight · Jul 3

Live headlines via Google News — updates through the day.

What Makes Keystone Unique

• One of 7 places in the US named Keystone — but the South Dakota one has a character all its own.
• Positioned in western South Dakota, convenient to the region's corridors and crossings.
• Part of the fabric of South Dakota — one of 485 recognized communities statewide.

Why People Love It Here

• Small-town pace of life: less traffic, more community, and neighbors who wave.
• Cost of living typically runs below the big-metro average.
• Well connected: 3+ neighboring communities within 13 miles.

🍽️ Where to Eat in Keystone

• Boss Pizza + Chicken — pizza
• Grapes & Grinds (café)
• Mountain Top Grille @ Rushmore Tramway Adventures — burger
• Ruby House
• BrGr 61 — burger
• Keystone House Resturant
• Red's BBQ

Local spots mapped by the OpenStreetMap community.

🎡 Fun Things to Do

• Big Thunder Gold Mine · Museum
• Borglum Story · Museum
• Hall of Records · Attraction
• Keystone Historical Museum · Museum
• Mount Rushmore · Attraction
• Mount Rushmore National Memorial · Attraction
• Rush Mountain Adventure Park1 · Theme park
• Rushmore Tramway Adventures · Attraction
• Sprockets Fun Foundry · Arcade
• Doane Robinson Tunnel · Attraction

Attractions mapped by the OpenStreetMap community.

🏞️ Parks & Outdoors in Keystone

• 🏞️ Mount Rushmore National Memorial · National Park reviews ★
• Black Elk Wilderness · Nature reserve reviews ★
• Norbeck Wildlife Preserve reviews ★
• Upper Pine Creek Natural Area reviews ★

Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.

⚡ Quick Facts

🗺️ Map of Keystone

🏘️ Nearby Communities