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634 Fountaintree Lane, Boulder, CO – $19,500,000

  • 4 Beds
  • 6 Baths
  • 5,213 Sqft
  • 17.77 Acres
  • 4 Beds
  • 6 Baths
  • 5,213 Sqft
  • 17.77 Acres

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634 Fountaintree Lane

Imagine owning your own mountain. Your own private national park. Imagine miles of hiking trails, all your very own. Panoramic views at every turn. Imagine endless sunsets with boundless views. This is where dreams become reality. The Summit at Bow Mountain is the ultimate expression of nature, architecture, and quiet luxury. Nearly the entire mountain is yours -- 17 private acres of pristine wilderness AND 2 1/2 miles of private hiking trails. Every trail, ridgeline, and horizon belongs to you! The extraordinary residence is fully permitted and awaits your customization and personalization to create the mountaintop retreat that embodies who you are and the life you aspire to. Don't miss this once-in-a-generation chance to create a legacy estate on Boulder's most breathtaking landscape. Just minutes from downtown Boulder, yet miles from ordinary. This is the Summit at Bow Mountain. Please contact Listing Agent for details.

Listing Office: The Agency - Boulder

Essential Information

  • MLS® #IR1048310
  • Price$19,500,000
  • Bedrooms4
  • Bathrooms6.00
  • Full Baths4
  • Half Baths2
  • Square Footage5,213
  • Acres17.77
  • Year Built2027
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StyleContemporary
  • StatusActive

Community Information

  • Address634 Fountaintree Lane
  • SubdivisionSunshine Canyon Area
  • CityBoulder
  • CountyBoulder
  • StateCO
  • Zip Code80304

Amenities

  • Parking Spaces2
  • ParkingOversized
  • # of Garages2
  • ViewMountain(s)
  • Has PoolYes
  • PoolPrivate

Utilities

Cable Available, Electricity Available, Internet Access (Wired), Natural Gas Available

Interior

  • HeatingForced Air, Radiant
  • CoolingCentral Air
  • StoriesThree Or More

Interior Features

Eat-in Kitchen, Kitchen Island, Open Floorplan, Pantry, Vaulted Ceiling(s), Walk-In Closet(s), Wet Bar

Appliances

Bar Fridge, Dishwasher, Disposal, Dryer, Microwave, Oven, Refrigerator, Washer

Exterior

  • Exterior FeaturesBalcony, Spa/Hot Tub
  • Lot DescriptionRolling Slope
  • RoofMembrane

Windows

Skylight(s), Triple Pane Windows

School Information

  • DistrictBoulder Valley RE 2
  • ElementaryFoothill
  • MiddleCentennial
  • HighBoulder

Additional Information

  • Date ListedDecember 10th, 2025
  • ZoningF

Listing Details

  • The Agency - Boulder
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Listing information last updated on January 2nd, 2026 at 7:48pm MST.