120 Keystone

Sun Valley, ID 83353
  • $5,250,000

    Price
  • 0

    Bed
  • 0

    Bath
  • 0

    SqFt

About the Listing 11513 - 557567

Sun Valley Legacy Estate & Development Masterpiece. Discover the pinnacle of mountain living at 120 Keystone St, a premier 52-acre legacy estate in the exclusive Elkhorn area of Sun Valley, Idaho. This rare dual-parcel landholding (18.6 & 33.5 acres) offers a breathtaking canvas for a private horse property or a high-end boutique residential development. The Ultimate Equestrian & Outdoor Retreat: Bordering U.S. Forest Service land, the estate provides unparalleled private canyon access for horseback riding and hiking. Secure your legacy with 1883 water rights (irrigation/stock) and a high-yield well. The property features a serene pond with on-site geothermal potential, creating a year-round alpine oasis for wildlife and residents alike. Developer Upside & Infrastructure: Zoned BC/R-10 with patented mining claims, the land is ready for a luxury compound or multi-homesite project. Utilities (well, septic, buried power) are already installed. Significant val Search address on YouTube for video tours.

Listing Highlights

Status Active
Days on Site 10
Property Type Vacant Land
MLS ® 98979014
Year Built
Total Square Footage 0
Lot/Acreage 52

Interior Details

  • Bedrooms: 0
  • Bathrooms: 0 Full
  • Appliances:
  • Air Cond:
  • Heating:
  • Fireplaces:
  • Floor:
  • Above Ground Sq Ft:
  • Below Ground Sq Ft: n/a
  • Basement:
  • Other:
  • Water: Well,Geothermal

Exterior Details

  • Lot Description: Over 40 Acres,Pasture,Sloped,Views,Wooded,Borders Public Owned Land,Pond/Stream/Creek,Fence/Livestock,Propane,Phone Connected,Electricity Connected,Sewer Connected,Underground Utilities
  • Garage Capacity: N/A
  • Zoning: BC/R-10 (UIB)
  • Roof:
  • Others:
  • Sewer: Septic Tank

Financial Details

  • Tax Amount: $1,207
  • Taxes w/Assessments: N/A
  • Tax/Property ID: RP1M0000000750
  • Tax Year: 2025

Payment Calculator

Monthly Payment

  • in Principal and Interest
  • in Taxes
Years
% Down Payment
% Mortgage Rate

Questions About..

120 Keystone Sun Valley, ID 83353

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Never Miss A New Property

Get notified any time there's a new home on the market in this neighborhood!

Don't worry! We'll never spam you or sell your details. You can unsubscribe whenever you'd like.

Originating MLS: IMLS 2

|

home

Are you buying or selling a home?

Buying
Selling
Both
home

When are you planning on buying a new home?

1-3 Mo
3-6 Mo
6+ Mo
home

Are you pre-approved for a mortgage?

Yes
No
Using Cash
home

Would you like to schedule a consultation now?

Yes
No

When would you like us to call?

Thanks! We’ll give you a call as soon as possible.

home

When are you planning on selling your home?

1-3 Mo
3-6 Mo
6+ Mo

Would you like to schedule a consultation or see your home value?

Schedule Consultation
My Home Value

or another way