300 E River St E #300 Ketchum, ID 83340 New

UPDATED: 11/06/2026 08:57 PM ON MARKET: 4 days on market

$9,000,000

3 Beds3.5 Baths2,818 SqFt

Key Details

Property Type Condo

Sub Type Condominium

Listing Status Active

Purchase Type For Sale

Square Footage 2,818 sqft

Price per Sqft $3,193

MLS Listing ID 26-335083

Style 1 Story,Contemporary

Bedrooms 3

HOA Y/N Yes

Year Built 2026

Tax Year 2026

Property Sub-Type Condominium

Source Sun Valley Board of REALTORS®

Land Area 2818

Location

State ID

County Blaine

Area Ketchum

Zoning K/T

Direction Downtown Ketchum, the Observatory Hotel. Corner of Main Street and River Street East.

Rooms

Basement None

Interior

Interior Features Smart Thermostat,Walk-In Closet(s),Custom Closets,Elevator

Heating Heat Pump,Radiant Floor

Flooring Wood

Fireplaces Type Gas

Furnishings Not Included

Fireplace Yes

Window Features Window Coverings

Heat Source Heat Pump,Radiant Floor

Exterior

Exterior Feature Balcony

Parking Features Asphalt,Heated Garage,Underground

Amenities Available Spa/Hot Tub,Pool

View See Remarks

Porch Deck

Garage No

Building

Story true

Sewer Other,City/Public

Architectural Style 1 Story,Contemporary

New Construction Yes

Others

HOA Fee Include Insurance,Maintenance Structure,Sewer,Snow Removal,Trash,Water

Tax ID RPK00000830020

Property Description

The Observatory Sun Valley, A Viceroy Resort, offers twelve single-level penthouse residences with sweeping mountain views, with only eight remaining. This 3-bedroom residence features 3 en suite baths plus a powder room, three-sided west, south and east views, with Bedroom 3 serving as a hotel lock-off room. A covered outdoor terrace features radiant snowmelt. 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.

East wing, Leadville Avenue side, and the southernmost floor plan. 2,818 saleable square feet includes a three sided (west, south and east views), 3-bedroom, 3-ensuite bathroom floor plan with powder room, great room (kitchen, living, dining), pantry, laundry room with LG stacked washer dryer unit and cabinet storage and sink and faucet, wet bar with Sub Zero 42 bottle, undercounter wine refrigerator. This residence features Bedroom 3 as lock-off hotel room unit allowing the Residence owner the flexibility of placing this bedroom (fully furnished as a hotel room to our hotel luxury design standards) into the hotel room rental pool. The residence also features an exterior outdoor covered terrace of 247 square feet with pedestal supported porcelain pavers with radiant snowmelt that is assigned as limited common area to this residence.

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 conveniently located at the gateway to downtown Ketchum and just minutes from all the mountain adventures Sun Valley has to offer.