# 300 E River St E #330, Ketchum, ID 83340 > **TL;DR:** 2bd/3ba condo, $6,175,000 ($3300/sqft), built 2026, 1,871 sqft. > Fireplace, 2-car garage. Est. $33,025/mo. Listed 6 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $6,175,000 | | Price/sqft | $3300 | | Bedrooms | 2 | | Bathrooms | 2 full, 1 half | | Square Feet | 1,871 | | Year Built | 2026 | | Stories | 1 | | Garage | 2-car | | Property Type | Condo (Condominium) | | Status | Active | | Days on Market | 6 | ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $31,224 | | Estimated Insurance | $1,801 | | **Total** | **$33,025** | ## Key Amenities - Fireplace - 2-car garage ## Property Highlights - Built in 2026 - Fireplace ## Description ### Agent Description 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. ## Location - **Address:** 300 E River St E #330, Ketchum, ID 83340 - **County:** Blaine - **Coordinates:** 43.678985, -114.361242 - **Google Maps:** https://www.google.com/maps?q=43.678985,-114.361242 ## Listing Agent - **Name:** Burnett Properties - **Brokerage:** Keller Williams Sun Valley Southern Idaho - **Broker Phone:** (208) 622-7722 - **Listing URL:** [View original listing](https://www.realtor.com/realestateandhomes-detail/300-E-River-St_Ketchum_ID_83340_M99517-02014?f=listhub&s=SVBORID-26&m=335087&c=propsimple) ## Photos ![300 E River St E #330 - Photo 1](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f3552000840r.jpg) ![300 E River St E #330 - Photo 2](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f60273731r.jpg) ![300 E River St E #330 - Photo 3](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f980030186r.jpg) ![300 E River St E #330 - Photo 4](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f2518331464r.jpg) ![300 E River St E #330 - Photo 5](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f1865536191r.jpg) ![300 E River St E #330 - Photo 6](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f3386041900r.jpg) ![300 E River St E #330 - Photo 7](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f3610753158r.jpg) ![300 E River St E #330 - Photo 8](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f4157809413r.jpg) ![300 E River St E #330 - Photo 9](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f2135985516r.jpg) ![300 E River St E #330 - Photo 10](http://lh.rdcpix.com/0d59c9efe586d96c2f06bcfd4a5e2f79l-f1201123385r.jpg) --- **MLS#:** 26-335087 | **Updated:** 2026-11-06 **Source:** listhub *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.* [View on PropertySimple](https://www.propertysimple.ai/listing/300-e-river-st-e-ketchum-id-83340-1e1897b9aac54a198bfb74349453795a) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/300-e-river-st-e-ketchum-id-83340-1e1897b9aac54a198bfb74349453795a#listing", "url": "https://www.propertysimple.ai/listing/300-e-river-st-e-ketchum-id-83340-1e1897b9aac54a198bfb74349453795a", "name": "300 E River St E #330, Ketchum, ID 83340", "description": "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. 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