Ad #5597486
MLS #26-335085
The Observatory Sun Valley, A Viceroy Resort, offers twelve
300 E River St E 315, Ketchum, ID 83340
$6,100,000
2Beds
3Baths
1,866Sqft
--Acres
About this property
The Observatory Sun Valley, A Viceroy Resort, offers twelve single-level penthouse residences with sweeping mountain views, with only eight remaining. This 2-bedroom northeast-corner residence features 2 en suite baths plus a powder room, with one bedroom serving as a fully furnished hotel lock-off. Views north to Griffin Butte and the Boulders, northeast to Knob Hill and toward Dollar Mountain. 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 east wing at the northeast corner above River Street and Leadville Avenue, this 1,866-square-foot residence features 2 bedrooms, 2 en suite baths plus a powder room, including a fully furnished hotel lock-off bedroom. Views extend north to Griffin Butte and the Boulders, northeast to Knob Hill, east up Trail Creek and southeast to the northwest slope of Dollar Mountain. 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 Features
2 Beds
3 Baths
1,866 Sqft
Built in 2026
0.000 Acres
1 Story
Siding: Concrete
Membrane Roof
Has Swimming Pool
Has Fireplace
Heat Pump (Heating), Radiant
Blaine County
Additional Photos
Contact Information
Burnett Properties
Keller Williams Sun Valley Southern Idaho
208-720-0906
Location
Listing Agent: Burnett Properties 208-720-0906
Broker: Keller Williams Sun Valley Southern Idaho 208-622-7722 Listing Site
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.
Broker: Keller Williams Sun Valley Southern Idaho 208-622-7722 Listing Site
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.
BarrierFreeHome.com
Printed Nov 8, 2026
Photo Gallery
$6,100,000
2
Beds
3
Baths
1,866
Sqft
300 E River St E 315, Ketchum, ID 83340
By contacting this agent you agree to these Terms and Conditions.
MLS# 26-335085
$6,100,000
300 E River St E 315, Ketchum, ID 83340
2
Beds
3
Baths
1,866
Sqft
--
Acres
2 Beds
3 Baths
1,866 Sqft
-- Acres
Accessibility Features
Accessible Elevator Installed
The Observatory Sun Valley, A Viceroy Resort, offers twelve
The Observatory Sun Valley, A Viceroy Resort, offers twelve single-level penthouse residences with sweeping mountain views, with only eight remaining. This 2-bedroom northeast-corner residence features 2 en suite baths plus a powder room, with one bedroom serving as a fully furnished hotel lock-off. Views north to Griffin Butte and the Boulders, northeast to Knob Hill and toward Dollar Mountain. 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 east wing at the northeast corner above River Street and Leadville Avenue, this 1,866-square-foot residence features 2 bedrooms, 2 en suite baths plus a powder room, including a fully furnished hotel lock-off bedroom. Views extend north to Griffin Butte and the Boulders, northeast to Knob Hill, east up Trail Creek and southeast to the northwest slope of Dollar Mountain. 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.
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Property Details
HOME DETAILS
2 Beds
3 Baths
1,866 Sqft
Built in 2026
0.000 Acres
1 Story
EXTERIOR
Siding: Concrete
Membrane Roof
Has Swimming Pool
INTERIOR
Has Fireplace
Heat Pump (Heating), Radiant
FINANCIAL & COMMUNITY
Blaine County
See More Details
Location
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Ad Statistics
Ad Number
5597486
Viewed
10 times
Listing Status
Active
Added
Nov 06, 2026
Last Refreshed
Nov 08, 2026 08:56:13 PM
Listing Information
Data Source
Sun Valley Board of Realtors
Source Property ID
26-335085
Listing Agent: Burnett Properties 208-720-0906
Broker: Keller Williams Sun Valley Southern Idaho 208-622-7722 Listing Site
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.
Broker: Keller Williams Sun Valley Southern Idaho 208-622-7722 Listing Site
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.
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