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691 N Walnut Ave, 
Ketchum, ID 83340

$8,575,000

4

Beds

—

Bath

3,742

Sq Ft

Single Family

Active

Listed by

Sue Engelmann

, 

Pam Rheinschild

Berkshire Hathaway Hs Sun Valley Properties

208-726-3411

Last updated:

December 30, 2025, 01:00 AM

MLS#

25-333956

Source:

ID SBOR

About This Home

691 N Walnut Ave

A masterclass in design and setting, this Scandinavian-contemporary residence unites location and artistry on Knob Hill. Commanding panoramic views of the iconic slopes of Bald Mountain, this downtown Ketchum home offers extraordinary street-to-street privacy. Conceived by acclaimed architect Mark Mack and celebrated in Architectural Digest, this offering represents the last of its kind.

Home Facts

Single Family

4 Bedrooms

Built in 1994

Price Summary

8,575,000

$2,291 per Sq. Ft.

MLS #:

25-333956

Last Updated:

December 30, 2025, 01:00 AM

Added:

14 day(s) ago

Rooms & Interior

Bedrooms

Total Bedrooms:

4

Interior

Living Area:

3,742 Sq. Ft.

Structure

Structure

Architectural Style:

Contemporary, Multi-Level

Building Area:

3,742 Sq. Ft.

Year Built:

1994

Lot

Lot Size (Sq. Ft):

18,088

Finances & Disclosures

Finances

Price:

$8,575,000

Price per Sq. Ft:

$2,291 per Sq. Ft.

Source:ID SBOR
The information being provided by Sun Valley Board Of REALTORS® And Mls is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The information is deemed reliable but not guaranteed and should therefore be independently verified. © 2026 Sun Valley Board Of REALTORS® And Mls All rights reserved.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.