# 13660 Highway 40, Keystone, SD 57751 > **TL;DR:** land, $674,900. Est. $3,610/mo. Listed 118 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $674,900 | | Lot Size | 1,312,027 sqft (30.12 acres) | | Property Type | Land (Other) | | Status | Active | | Days on Market | 118 | ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $3,413 | | Estimated Insurance | $197 | | **Total** | **$3,610** | ## Property Highlights - 30.12 acre lot ## Description ### Agent Description ABSOLUTELY STUNNING LAND OPPORTUNITY! Discover 30+ fantastic acres along Hwy 40 near Rushmore Cave. With a well already in place, power in place, and no covenants, the possibilities are endless-build your dream home, create a private retreat, establish a business venture, or simply enjoy the freedom of owning a rare piece of land in an INCREDIBLE LOCATION. This remarkable property features two gated highway access points for easy year-round entry and showcases beautifully varied topography with rolling terrain, rock outcroppings, trees, and open meadow spaces. Climb to the top and take in the truly WONDERFUL VIEWS of Black Elk Peak and the surrounding Hills-views that make this parcel feel like your own private slice of paradise. Finding acreage with this kind of highway access, natural beauty, and flexibility is incredibly rare. Adding even more value, the existing billboard located on the property will transfer to the buyer - buyer can choose to utilize, rent out, or dismantle. Sheds on the property will stay. Seller did lots of new fencing, too! Whether you're seeking investment potential, recreational land, or the ultimate Black Hills escape, this precious jewel is a one-of-a-kind opportunity! ## Location - **Address:** 13660 Highway 40, Keystone, SD 57751 - **County:** Pennington - **Neighborhood:** Battle Creek Mountain Estates - **Coordinates:** 43.867546, -103.327562 - **Google Maps:** https://www.google.com/maps?q=43.867546,-103.327562 ## Virtual Tour & Media - **Video Tour:** https://id.land/maps/2d8e0ef3ec822b93e1891e68ecbcc33b/share/unbranded ## Listing Agent - **Name:** Faith Lewis - **Brokerage:** Lewis Realty - **Phone:** 6058630725 - **Broker Phone:** (605) 673-5885 - **Listing URL:** [View original listing](https://www.realtor.com/realestateandhomes-detail/13660-Highway-40_Keystone_SD_57751_M93568-23627?f=listhub&s=MTRAORSD&m=88767&c=propsimple) ## Photos ![13660 Highway 40 - Photo 1](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3046086085r.jpg) ![13660 Highway 40 - Photo 2](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3443000640r.jpg) ![13660 Highway 40 - Photo 3](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f4257548929r.jpg) ![13660 Highway 40 - Photo 4](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f2040372328r.jpg) ![13660 Highway 40 - Photo 5](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f917576593r.jpg) ![13660 Highway 40 - Photo 6](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f2508955158r.jpg) ![13660 Highway 40 - Photo 7](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f937826935r.jpg) ![13660 Highway 40 - Photo 8](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f2957405362r.jpg) ![13660 Highway 40 - Photo 9](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f1518261890r.jpg) ![13660 Highway 40 - Photo 10](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f712857134r.jpg) ![13660 Highway 40 - Photo 11](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f1811036838r.jpg) ![13660 Highway 40 - Photo 12](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3744647497r.jpg) ![13660 Highway 40 - Photo 13](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f173013586r.jpg) ![13660 Highway 40 - Photo 14](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f4032961940r.jpg) ![13660 Highway 40 - Photo 15](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f182968747r.jpg) ![13660 Highway 40 - Photo 16](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f2319173927r.jpg) ![13660 Highway 40 - Photo 17](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3617814703r.jpg) ![13660 Highway 40 - Photo 18](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f1502494096r.jpg) ![13660 Highway 40 - Photo 19](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f1610892065r.jpg) ![13660 Highway 40 - Photo 20](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3825790140r.jpg) ![13660 Highway 40 - Photo 21](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f1453537739r.jpg) ![13660 Highway 40 - Photo 22](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f139358069r.jpg) ![13660 Highway 40 - Photo 23](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f4258408683r.jpg) ![13660 Highway 40 - Photo 24](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f866990112r.jpg) ![13660 Highway 40 - Photo 25](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3727225566r.jpg) ![13660 Highway 40 - Photo 26](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f34668803r.jpg) ![13660 Highway 40 - Photo 27](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f4025230971r.jpg) ![13660 Highway 40 - Photo 28](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f3952231246r.jpg) ![13660 Highway 40 - Photo 29](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f91353994r.jpg) ![13660 Highway 40 - Photo 30](http://lh.rdcpix.com/bc4a0bf957916c4d8c5c75ec9f6896dal-f2453804108r.jpg) --- **MLS#:** 88767 | **Updated:** 2026-07-02 **Source:** listhub *Copyright © 2026 Mt. Rushmore Area Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.* [View on PropertySimple](https://www.propertysimple.ai/listing/13660-highway-40-keystone-sd-57751-sd88767) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/13660-highway-40-keystone-sd-57751-sd88767#listing", "url": "https://www.propertysimple.ai/listing/13660-highway-40-keystone-sd-57751-sd88767", "name": "13660 Highway 40, Keystone, SD 57751", "description": "ABSOLUTELY STUNNING LAND OPPORTUNITY! Discover 30+ fantastic acres along Hwy 40 near Rushmore Cave. 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