Metro Denver Luxury Homes For Sale

Property Description

Exquisite secluded sanctuary in the heart of Carolyn Heights. Tucked into one of Boulder’s most prestigious enclaves, this estate offers a rare fusion of luxury, privacy, and relaxed sophistication . Set on a serene, tree-lined .81-acre level lot, this 7-bedroom, 5-bathroom oasis is where inspired design meets effortless living. Stunning views of the Flatirons awaken you each morning from your bed. Those same views tease your senses from the expansive patios with fully retractable doors that blur the lines from inside to outside. Bathed in natural light from soaring windows and skylights, every detail has been thoughtfully curated. Custom walnut doors and paneling welcome you into the home and invite you to explore. The chef’s kitchen is a showstopper-featuring custom cabinetry, an oversized marble island, and top-of-the-line Thermador appliances. The open-concept layout flows seamlessly into a lush backyard oasis, perfect for gatherings or quiet moments of retreat by the fire pit. The primary suite is a haven unto itself with vaulted ceilings, a spa-inspired bath, spacious walk-in closet, and private deck access. With multiple flexible living spaces-including a dedicated home office and media room, this home is ready to adapt to your every need. Located moments from North Boulder’s best hiking trails, cycling routes, farmers markets, and local eateries-yet nestled in the peaceful privacy of a mature, sought-after neighborhood. Elevated living starts here. LIVE BOULDER, LOVE BOULDER! Original home built in 1987. Home had a studs up remodel that was completed in early 2024.

Features
: Radiant, Hot Water
: Ceiling Fan(s), Air Conditioning-Room
: Full, Daylight
: Partial, Fenced
: Mountain(s)
: Gas
: Fire Sprinkler System
: Deck, Patio
: 3
: Dryer, Dishwasher, Refrigerator, Washer, Oven
: Contemporary
: Oversized
: Composition
: Public Sewer
Address Map
CO
Boulder
Boulder
80304
21st
3633
Street
W106° 43' 42.1''
N40° 2' 30.4''
Additional Information
: Frame
South
Columbine
: Tile, Wood
3
Boulder
: Pantry, Open Floorplan, Kitchen Island, Eat-in Kitchen, Vaulted Ceiling(s), Five Piece Bath, Walk-In Closet(s)
Yes
Yes
Cash, Conventional
: Level, Sprinklers In Front
Centennial
The Agency - Boulder
R0004105
: House
21st/Linden Sub
$29,936
2024
: Electricity Available, Natural Gas Available
RES
04/18/2025
6988
Active
1
Boulder Valley RE 2
Boulder Valley RE 2
04/18/2025
Residential
04/18/2025
Public
: Tri-Level

21st/Linden Sub

3633 21st Street, Boulder, CO 80304

7 Bedrooms
5 Total Baths
6,988 Square Feet
$11,500,000
Listing ID #IR1031592
Basic Details
Property Type : Residential
Listing Type : For Sale
Listing ID : IR1031592
Price : $11,500,000
Bedrooms : 7
Rooms : 17
Total Baths : 5
Full Bathrooms : 3
3/4 Bathrooms : 1
1/2 Bathrooms : 1
Square Footage : 6,988 Square Feet
Year Built : 2024
Lot Acres : 0.81
Property Sub Type : Single Family Residence
Status : Active
Originating System Name : REcolorado
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