691 Walnut Ave

4
Baths
3,742 Sq. Ft.
$2,292 / Sq. Ft.
3,742
Sq. Ft.
$2,292
per Sq. Ft.

Description

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.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.
  1. Listed by Sue Engelmann • Berkshire Hathaway HS Sun Valley Properties
  2. Listed by Pam Rheinschild • Berkshire Hathaway HS Sun Valley Properties

Property Details for 691 Walnut Avenue

Architectural Style
2 Story, Contemporary, Multi-Level
Zoning
K/LR
Furnished
Negotiable
Waterfront
No
Year Built
1994
LISTING UPDATED: 01/15/2026 12:30 AM

Property Details for 691 Walnut Avenue

StatusActive
MLS #25-333956
Days on Market35
Taxes$18,184 / year
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Single Family Residence
Year Built1994
Lot Size0.42 AC / 18,088 SF
CountyBlaine County

Location

Listing Courtesy of Berkshire Hathaway HS Sun Valley Properties
Add your commute

Building Information for 691 Walnut Avenue

Stories-Year Built1994Building Size-Lot Size0.42 AC / 18,088 SF

Payment Calculator

$43,308 per month

30 year fixed, 6.15% Interest

Principal and Interest

$41,793

Property Taxes

$1,515

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 691 Walnut Avenue

Summary
Location and General Information
  • REO: No
  • Zoning KLR: Yes
  • Road Frontage Type: Public
  • Building Name: N/A
Taxes and HOA
  • Tax Legal Description: KETCHUM AM LOT 7B BLK 47 18,088 SF
  • Tax Year: 2025
  • Association: No
  • City: Ketchum
  • HOE: No
  • Tax Amount: $18,184
Parking
  • Association Fee: $.00
  • Attached Garage: Yes
  • Garage 2 Car: Yes
  • Garage Attached: Yes
  • Garage Finished2: Yes
  • Garage Insulated: Yes
Virtual Tour
  • Videos Count: 1
  • Virtual Tours Count: 0
Property
Lot Information
  • Style 2 Story: Yes
  • Style Contemporary: Yes
  • Style Multi-Level: Yes
  • Lot Size Square Feet: 18088.0
  • Lot Size Acres: 0.42
  • Parcel Acres Apx: 0.42
  • Parcel SqFt Apx: 18088.0
  • Parcel Size Per: Assessor
  • Total SqFt Livable: 3742.0
  • SF Per: Assessor
  • Road Access Public: Yes
  • Road Surface Paved: Yes
  • Above Grade Finished Area: 3742.0
  • Property Type Label: Residential
  • Lot Size Source: Assessor
  • Property Type: Residential, Single Family Residence
  • Property Sub Type: Single Family Residence
Green Features
  • Green Features: No
  • Green Energy Generation: Electrical
Property and Assessments
  • New Construction: No
  • Building Area Total: 3742.0
  • Lot Size Area: 18088.0
  • Parcel Number: RPK0000047007A
  • Living Area Source: Assessor
  • Public Syndication: Yes
  • Excluded Items: Seller's personal property
  • Excluded Parties: None
  • Possession: On Closing
  • New Construction: No
  • Documents Aerial View: Yes
  • Documents ConstrFloor Plan: Yes
  • Documents Plat: Yes
  • Land Ownership Type Fee Simple: Yes
  • Floor Plans Count: 0
  • Road Surface Type: Asphalt, Paved
Utilities
  • Water Source: City Connected
  • Sewer: City/Public
  • Sewer CityPublic: Yes
  • Power Electrical: Yes
  • Water City Connected: Yes
  • Water Heater Gas: Yes
  • Waterfront No: Yes
Interior and Exterior Features
Exterior Features
  • Construction Type Site-built (Stick)2: Yes
  • Roof Metal: Yes
  • Driveway Asphalt: Yes
  • Driveway Paver: Yes
  • Exterior Finish Wood: Yes
  • Features Exterior Deck: Yes
  • Features Exterior Landscaping: Yes
  • Features Exterior Near Park: Yes
  • Features Exterior Sprinkler Below Ground: Yes
  • Features Exterior Storage Closet: Yes
  • Features Exterior Undergrnd Utilities: Yes
  • Features Exterior Views: Yes
  • Other Structures: Storage
  • Community Features: Park
  • Construction Materials: Site-built (Stick), Wood Siding
  • Roof: Metal
Interior Features
  • Beds Total: 4
  • Baths Total: 3.50
  • Total Bathrooms Source: MLS
  • Bathrooms Total Decimal: 3.50
  • Bathrooms Total Notational: 3.10
  • Bathrooms Tota lInteger: 4
  • SF Garage: 512.0
  • Basement Crawl: Yes
  • Features Interior Cable TV: Yes
  • Features Interior Ceiling Fan: Yes
  • Features Interior Custom Closets: Yes
  • Features Interior Fireplace Gas: Yes
  • Features Interior Fireplace Wood: Yes
  • Features Interior High Ceilings: Yes
  • Features Interior Pantry: Yes
  • Features Interior Progrmabl Thermostat: Yes
  • Features Interior Walk-in Closet2: Yes
  • Features Interior Window Coverings: Yes
  • Heat Radiant-Floor: Yes
  • Heat Woodstove: Yes
  • Items Included Dishwasher: Yes
  • Items Included Disposal: Yes
  • Items Included Dryer: Yes
  • Items Included Hood Fan: Yes
  • Items Included Range - Gas: Yes
  • Items Included Refrigerator: Yes
  • Items Included Washer: Yes
  • Inclusions: Washer, Refrigerator, Range - Gas, Hood Fan, Dryer, Disposal, Dishwasher
  • Specialty Rooms Dining Area: Yes
  • Specialty Rooms FoyerEntry: Yes
  • Specialty Rooms Full Bath: Yes
  • Specialty Rooms Great Room: Yes
  • Specialty Rooms Laundry: Yes
  • Specialty Rooms Mechanical: Yes
  • Specialty Rooms Walk-in Closet: Yes

Property History for 691 Walnut Avenue

DateEvent & SourcePriceAppreciation
Dec 19, 2025

Listed (Active)

Sun Valley Board of REALTORS #25-333956

$8,575,000
DateEvent & SourcePrice
12/19/2025

Listed (Active)

Sun Valley Board of REALTORS #25-333956

$8,575,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 691 Walnut Avenue

Taxable ValueLand$4,202,150Additions$1,113,606Total$5,315,756
Tax Record2024$18,142 ($1,512 / month)
Home Facts
Beds3Total Finished SqFt5,357 SqFtAbove Grade Finished SqFt3,742 SqFtFinished Basement SqFt1,615 SqFtLot Size18,077 SqFtStyleSingle Family ResidenceYear Built1994CountyBLAINEAPNRPK0000047007A

Schools near 691 Walnut Avenue

This home is within Blaine County District.
Rating
School
Type
Grades
Distance
Public - PK to 12
Public - PK to 5
Public - PK to 5
Public - 9 to 12
Rating
School
Distance
Carey Public School
PublicPK to 12

Bellevue Elementary School
PublicPK to 5

Alturas Elementary School
PublicPK to 5

Silver Creek High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Similar Homes

Similar Sold Homes

691 Walnut Avenue is a single family home for sale in Ketchum, ID 83340. This property was listed for sale on December 19, 2025 by Berkshire Hathaway HS Sun Valley Properties, it's currently listed at $8,575,000. This listing's school district is Blaine County District. Nearby schools include Carey Public School, Bellevue Elementary School and Alturas Elementary School. 691 Walnut Avenue is a 4-bed, 4-bath, 3,742 sqft single family home built in 1994.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Berkshire Hathaway HS Sun Valley Properties

Based on information from one of the following Multiple Listing Services: Sun Valley Board of REALTORS®, Intermountain MLS, Mountain Central Association of REALTORS. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Sun Valley Board of REALTORS®, Intermountain MLS, Mountain Central Association of REALTORS is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.