300 E River St E, Ketchum, ID 83340

LATEST
bedrooms 2
bathrooms 3
|Apartment
NZD $12,069,204
USD $6,800,000
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
+11
300 E River St E, Ketchum, ID 83340
  • 11
Property ID: 110121068791
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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 top-floor, 2-bedroom residence features 2 en suite baths plus a powder room, office space, north-facing views to Griffin Butte and the Boulders, south-facing valley views, and partially exposed wood purlin ceilings. 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 just off the center of the building's connecting north-south section, this 2,123-square-foot residence is one of only two remaining on the fourth and top floor. Featuring 2 bedrooms, 2 en suite baths plus a powder room, the residence offers north-facing views to Griffin Butte and the Boulders from the great room and primary bedroom, while the second bedroom enjoys southern views down the Wood River Valley. The floor plan includes a spacious kitchen, pantry, laundry room, and office space. Partially exposed wood purlin ceilings reflect the building's distinctive butterfly roof design. 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
197.23 m2
Year Built
2026
Rooms
2 bedroom(s), 3 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
Neighbourhoods
Ketchum
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: 110121068791

      Original Property ID: 3yd-SVBORID-26-335090
      Data provided by Sun Valley Board of Realtors, MLS #: 26-335090
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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.