Ad #5597484
MLS #26-335087
The Observatory Sun Valley, A Viceroy Resort, offers twelve
300 E River St E 330, Ketchum, ID 83340
$6,175,000
2Beds
3Baths
1,871Sqft
--Acres
About this property
The Observatory Sun Valley, A Viceroy Resort, offers twelve single-level penthouse residences with sweeping mountain views, only eight remaining. This 2-bedroom northwest-corner residence features 2 en suite baths plus a powder room, with the easternmost bedroom serving as a hotel lock-off room. Three terrace balconies offer views west to Bald Mountain and north to Griffin Butte and the Boulders. 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 west wing at the northwest corner of Highway 75 and River Street, this residence offers views west to Bald Mountain and north to Griffin Butte and the Boulders. Featuring 2 bedrooms, 2 en suite baths plus a powder room, this residence includes the easternmost bedroom as a hotel lock-off room. Three window sections in the great room and kitchen open to exterior terrace balconies. 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
1,871 Sqft
Built in 2026
0.000 Acres
1 Story
Siding: Concrete
Membrane Roof
Has Swimming Pool
Has Fireplace
Radiant, Heat Pump (Heating)
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 7, 2026
Photo Gallery
$6,175,000
2
Beds
3
Baths
1,871
Sqft
300 E River St E 330, Ketchum, ID 83340
By contacting this agent you agree to these Terms and Conditions.
MLS# 26-335087
$6,175,000
300 E River St E 330, Ketchum, ID 83340
2
Beds
3
Baths
1,871
Sqft
--
Acres
2 Beds
3 Baths
1,871 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, only eight remaining. This 2-bedroom northwest-corner residence features 2 en suite baths plus a powder room, with the easternmost bedroom serving as a hotel lock-off room. Three terrace balconies offer views west to Bald Mountain and north to Griffin Butte and the Boulders. 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 west wing at the northwest corner of Highway 75 and River Street, this residence offers views west to Bald Mountain and north to Griffin Butte and the Boulders. Featuring 2 bedrooms, 2 en suite baths plus a powder room, this residence includes the easternmost bedroom as a hotel lock-off room. Three window sections in the great room and kitchen open to exterior terrace balconies. 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
1,871 Sqft
Built in 2026
0.000 Acres
1 Story
EXTERIOR
Siding: Concrete
Membrane Roof
Has Swimming Pool
INTERIOR
Has Fireplace
Radiant, Heat Pump (Heating)
FINANCIAL & COMMUNITY
Blaine County
See More Details
Location
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Ad Statistics
Ad Number
5597484
Viewed
5 times
Listing Status
Active
Added
Nov 06, 2026
Last Refreshed
Nov 07, 2026 07:07:17 PM
Listing Information
Data Source
Sun Valley Board of Realtors
Source Property ID
26-335087
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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