Boulder County features some of Colorado’s most extraordinary properties, where contemporary design blends with stunning natural surroundings. Whether you’re ready to make your next move or just seeking inspiration, these ultra-luxury listings highlight the best our market has to offer. From breathtaking mountain views to unique architectural details, explore homes that redefine luxurious living.
2158 Tamarack Avenue, Boulder, Colorado // $10,800,000
Listing Description: A peaceful, private sanctuary in Boulder’s coveted Field of Dreams neighborhood, this remodeled residence on .91 acres blends luxury design with effortless functionality. The floor plan opens with a showstopping curved staircase flanked by a formal dining space and multiple lounging vignettes. Soaring floor-to-ceiling windows invite natural light and showcase sweeping forest and mountain views, while a thoughtful floorplan flows to an outdoor oasis featuring a saltwater pool, spa, double fireplace, infrared heat, built-in grill and expansive patio.
Details: https://www.jenniferegbert.com/property/2158-tamarack-avenue/
1530 Timber Lane, Boulder, Colorado // $11,250,000
Listing Description: One of Boulder’s most prestigious properties! Introducing the Ponderosa Mountain Estate, a prestigious 10.6-acre retreat just minutes from Downtown Boulder and Pearl Street Mall. Designed by renowned architect Hobart D. Wagener, this property includes an elegant main residence, a private guest apartment, and lush landscaped grounds. It offers a unique indoor-outdoor lifestyle ideal for relaxation, entertaining, and outdoor adventures like hiking and skiing. The 7,016 square-foot main residence is bathed in natural light, featuring Brazilian cherry hardwood and stone flooring, and redwood cedar ceilings with skylights.
Details: https://www.compass.com/listing/1530-timber-lane-boulder-co-80304/1824679046025874161/
8000 N 41st Street, Longmont, Colorado // $11,250,000
Listing Description: Set on an elevated promontory, this enchanting 35-acre gated estate features 9,618 square feet with 6 bedrooms and 9 baths across three levels, capturing Boulder Flatirons views throughout. Enter through leaded glass portals onto newly refinished honey-hued oak floors. Custom stained-glass panels unite rooms where the formal living room captivates with vaulted ceilings and shares a dual-sided fireplace with the dining room. The conservatory is adjacent to a guest bedroom with Flatirons views and updated en-suite. The updated kitchen features illuminated birch cabinetry, eight-burner Viking range, KitchenAid appointments and an Elkay sink beneath Flatirons-view windows.
Details: https://www.sothebysrealty.com/eng/sales/detail/180-l-868-hq9vys/8000-n-41st-st-longmont-co-80503
12357 N 75th St Longmont, Colorado // $11,950,000
Listing Description: Lakeside living near Boulder is virtually unheard of, making 12357 N 75th Street one of the most exceptional opportunities in the region. Set on 7 lush, irrigated acres with direct access to a private lake and sweeping views of Longs Peak and the entire Front Range, this Boulder County estate offers natural beauty, luxury, and privacy just 20 min. from downtown Boulder. At the heart of the property is a newly constructed 5,754 SF residence, thoughtfully designed for elevated indoor-outdoor living. Expansive accordion glass doors and floor-to-ceiling windows capture breathtaking views, bringing the landscape into every room.
Details: https://www.compass.com/listing/12357-north-75th-street-longmont-co-80503/1897876581216520161/
3621 21st St Boulder, Colorado // $13,000,000
Listing Description: Meticulously crafted, masterfully built, and expertly curated with an elevated design, this custom home is a true masterpiece, perfectly situated on a premier lot in the exclusive Carolyn Heights neighborhood, The exquisite design and inspiring architecture of this exceptional residence ensures that every facet embodies luxury, casual elegance, and attention to detail, harmoniously blending wood, glass, stone, and steel to create an ambiance that is both inviting and inspiring. Upon entry, you’ll be greeted by soaring ceilings, wide plank white oak flooring, & an open-concept main level bathed in abundant natural light streaming through expansive windows, inviting the outside in. The prodigious living area seamlessly integrates indoor & outdoor spaces, offering a glimpse of the splendid living experience that awaits.
Details: https://www.compass.com/listing/3621-21st-street-boulder-co-80304/1736497660120242833/
706 Juniper Avenue, Boulder, Colorado // $17,250,000
Listing Description: Unparalleled luxury in the heart of Boulder manifests as an architectural gem on a coveted 3/4 acre. From breathtaking views of the Flatirons and Mt. Sanitas, to spaces meticulously curated for effortless entertaining, this custom-built masterpiece redefines elevated living in every remarkably crafted detail. Natural light floods the open-concept entertainer’s layout on the main floor through vast floor-to-ceiling windows & doors, illuminating a gourmet kitchen outfitted with custom cabinetry, a caterer’s pantry and exquisite finishes. Seamless indoor-outdoor connectivity beckons residents into the pinnacle of resort-style ambience with a 75 ‘ long saline swimming pool, in-ground hot tub and stylish pool house. An elegantly appointed apartment above the garage wing offers a private retreat for guests or extended stays.
Details: https://www.mhmhomes.com/co/boulder/juniper-kalmia/706-juniper-avenue/
6686 Jay Rd Boulder, Colorado // $19,500,000
Listing Description: Unparalleled. Shanidiin Farm is a rare 40-acre sanctuary offering the ultimate in privacy, views, understated elegance, and sustainable design-all just 10 minutes from downtown Boulder. Named for the Navajo word meaning “ray of light,” the estate lives up to its name in every detail. Thoughtfully oriented and masterfully designed, the home captures light, filling interiors with warmth while framing sweeping views of the Flatirons and back range. Bordering Open Space, the property feels infinite, a private world of its own where land, sky, and architecture converge. Designed by Gettliffe Architecture and brought to life by master builders Harrington Stanko, Shanidiin Farm is a triumph of detail and intention.
Details: https://www.compass.com/listing/6686-jay-road-boulder-co-80301/1928398565516216097/
1355 S Cherryvale Rd Boulder, Colorado // $24,500,000
Listing Description: This magnificent offering in south Boulder, Colorado, was purchased in 2005 and has since been developed into a premier equine and residential facility known in the industry as Wildflower Ranch. The residence is an architectural inspiration boldly built with accents of stone, wood, concrete and steel. It sits on a gentle rise commanding panoramic views of the foothills and plains around. A 24 kW PV solar system and an extensive irrigation network is the core of the property’s aesthetic appeal. The residence is divided into a social wing, a primary bedroom wing and a kids’ wing all within the main building, and a studio/office and a guest house in separate buildings outside of it. The home sits on a gentle rise commanding panoramic views of the foothills and plains around. The horse facilities are centered around a 40x20m indoor arena and a 6-horse barn with 14’x14′ stalls on a 64-acre outlot.
Details: https://klrealty.net/property/wildflower-ranch-1355-1401-s-cherryvale-rd-boulder/
6880 Saint Vrain Road, Longmont, Colorado // $25,000,000
Listing Description: Set on 40 private acres with panoramic views of the Rocky Mountains, Longs Peak, and the Flatirons, 6880 Saint Vrain Road is a reimagined Colorado estate where privacy, natural beauty, and luxury converge. Gutted and remodeled in 2024, this exceptional compound includes a 10,801 SF main home, a 4,658 SF modern barn conversion, and a 4,950 SF second barn – plus a pool, spa, pond, waterfall, fire pit, tennis court, outdoor kitchen, multiple patios, and valuable water rights. Zoned for horses, the land offers ample space for future stables, pasture, or agricultural use. Inside, thoughtful design meets dramatic scale. Vaulted ceilings, wide-plank floors, exposed beams, and oversized windows create a warm yet elevated ambiance. A floor-to-ceiling stone fireplace anchors the great room, which flows into a chef’s kitchen with Wolf and Miele appliances, a waterfall island, and walk-in butler’s pantry.
Details: https://zachzeldner.com/properties/6880-saint-vrain-road
These luxury listings represent the top tier of our market. Each home showcased here reflects the unique lifestyle that makes this area so sought after. Keep exploring, keep dreaming, and when you’re ready to take the next step, these homes are ready to welcome you.