300 E River St E, Ketchum, ID 83340

LATEST
bedrooms 3
bathrooms 4
|Apartment
NZD $14,616,162
USD $8,235,000
Published on: 07 Nov 2026
Last updated on: 07 Nov 2026
300 E River St E, Ketchum, ID 83340
300 E River St E, Ketchum, ID 83340
300 E River St E, Ketchum, ID 83340
+10
300 E River St E, Ketchum, ID 83340
  • 10
Property ID: 110121073968
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Residential, 1 Story, Ketchum, ID

300 E River St E, Ketchum, ID 83340
The Observatory Sun Valley, A Viceroy Resort, offers twelve single-level penthouse residences with sweeping mountain views, with only eight remaining. This 3-bedroom, 3.5-bath south-facing residence features a nearly 100-foot-wide floor plan, en suite bedrooms, two terrace balconies overlooking the pool terrace and Trail Creek, and floor-to-ceiling glass in the great room. Adorning The Observatory Sun Valley, A Viceroy Resort, twelve single-level penthouse residences with sweeping views of Idaho's Rocky Mountains are coming to life. Only eight remain available. Located in the center of the hotel's north-south connecting section between the east and west wings, this 2,574-square-foot, south-facing residence features a unique, nearly 100-foot-wide floor plan with 3 bedrooms, 3 en suite baths plus a powder room. The expansive great room offers end-to-end living, dining and kitchen areas, with dramatic floor-to-ceiling glass at its center. Two exterior terrace balconies, one directly off the kitchen and the other off a guest bedroom, overlook the hotel's pool terrace and Trail Creek along the property's southern boundary. The primary suite occupies the far eastern end of the residence, while two guest bedrooms are situated at the western end, providing exceptional separation and privacy. Ownership of these singular residences includes highly personalized service and access to a full suite of amenities, from a spa and fitness center to thermal pools, meeting spaces, cafe, restaurant, bar, ski concierge, and a state-of-the-art observatory. All conveniently located at the gateway to downtown Ketchum and just minutes from the mountain adventures Sun Valley has to offer.

Property Details

Basic Info

Property Type
Apartment
Listing Status
Active
Building Size
239.13 m2
Year Built
2026
Rooms
3 bedroom(s), 4 bathroom(s)
Architecture Style
Contemporary
Num Floors
1
County
Blaine
Parcel ID
RPK00000830020
Provider
Sun Valley Board of Realtors
Brokerage Office Name
Keller Williams Sun Valley Southern Idaho
Brokerage Office Phone
(208) 622-7722
Address
300 E River St E, Ketchum, ID 83340
Contact Agent
Burnett Properties
Keller Williams Sun Valley Southern Idaho
647 Filer Ave Suite 101, Twin Falls, ID 83301
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Burnett Properties
647 Filer Ave Suite 101, Twin Falls, ID 83301
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      Property ID: 110121073968

      Original Property ID: 3yd-SVBORID-26-335086
      Data provided by Sun Valley Board of Realtors, MLS #: 26-335086
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      Copyright © 2026 Sun Valley Board 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.