Boulder Homes with Unfinished Basement

Welcome to Boulder, Colorado, a vibrant city nestled against the stunning backdrop of the Rocky Mountains. Known for its breathtaking natural beauty, Boulder is a haven for outdoor enthusiasts and those seeking a balanced lifestyle. With over 300 days of sunshine each year, residents enjoy an array of recreational activities, from hiking and biking on the scenic trails of Chautauqua Park to rock climbing at the iconic Flatirons. The city is also home to a thriving arts scene, diverse dining options, and a rich cultural heritage, making it a perfect place to call home.

One of the unique features of Boulder’s real estate market is the availability of homes with unfinished basements. These versatile spaces offer endless possibilities for customization, allowing homeowners to create their dream living areas. Whether you envision a cozy family room, an expansive home office, or an additional guest suite, an unfinished basement provides the canvas to bring your vision to life.

Boulder’s homes with unfinished basements not only enhance your living space but also add value to your property. With the city’s growing popularity and demand for housing, investing in a home that allows for future expansion is a smart choice. Imagine hosting gatherings in your finished basement or having the flexibility to adapt your space as your needs evolve.

Explore the charm of Boulder and discover the potential of homes with unfinished basements. Here, you can create not just a house, but a home tailored to your lifestyle amidst a community that celebrates the great outdoors, innovation, and a spirit of togetherness. Welcome to Boulder—where your dream home awaits!

Newest Boulder Homes with Unfinished Basement

$3,295,000

4 Beds ⋅ 3 Baths ⋅ IR1064934 MLS

Modern living in Victorian attire. Here is an ideal fusion of the historic character & charm of a Mapleton Hill District home. Named "Gloria" by her stewards, this home offers a masterfully executed contemporary interior transformation with thoroughly modern features & amenities. Set on a large 10,071 sqft lot, this 4-bedroom, 3-bath, 2463 sqft residence presents an impeccable and effortlessly flowing living space. The connoisseur's kitchen is a masterpiece for culinary adventures featuring a grand island, Viking & Bosch appliances and ample cabinetry space. Together with an easy breakfast nook, both look out a wall of windows to the splendid backyard. The magnificent prime bedroom suite overlooking the backyard sanctuary offers a quiet space with artful, translucent closet doors and a luxurious modern bathroom inspired by Victorian times. The home lives quietly to the rear with a sizable deck overlooking a beautiful, shaded expanse, and features a most beguiling original carriage house no home can match offering an enchanting setting to entertain friends & family. An oversized 2-car garage with EV charger off the alley provides ample storage for all your Boulder activities. An owned PV solar array significantly lowers energy costs while in full step with carbon reducing consciousness. The joys of life here are multiplied by a most fortunate location. Just 2 blocks away are the acclaimed shops & eateries of vibrant Pearl Street, while the quaint neighborhood Ideal Market shopping center & Community Plaza offering grocery, coffee, eateries & more are 2 blocks the other way. Strolls through the Mapleton District are magical any time of year. North Boulder Park is very close with trailheads for the tranquil Mt. Sanitas & Anemone Trails nearby. What could be better? Here is a rare and precious combination of historic qualities, contemporary features and location amenities offering some of the best living Boulder has to offer. Come and experience her charms for yourself.

1013 Mapleton Avenue, Boulder

$2,490,000

4 Beds ⋅ 4 Baths ⋅ IR1064932 MLS

The Shore at Lake Valley. Fewer than a handful of properties in all of Boulder offer accessible waterfront living. This is one of them. Walk out the back gate to the lake shore, open water and swimming docks. Enjoy paddleboarding and swimming without leaving the neighborhood. Trail access at multiple points within a quarter mile, a golf club in the neighborhood, tennis and pickleball courts, pocket parks, and open space wrapping the community on every side. The active life you've been building has an address now. Inside, a complete renovation done without shortcuts: refinished hardwoods throughout the main level, all-new windows, updated kitchen with new appliances, double oven, and walk-in pantry. The two-story entry with curved staircase and built-in planters at the approach set the tone before you're even through the door. Formal living with vaulted ceilings, formal dining, and a family room anchored by a gas fireplace with oversized windows framing the lake. Upstairs, the primary suite offers high ceilings, lake views, a two-sided fireplace, and a refreshed bath with a jetted soaking tub. Three additional bedrooms, one with Flatiron views and an ensuite bath. From the second-floor hall picture window: a jaw-dropping Flatiron view that stops people mid-step. The new covered deck is built for dining both outside and in. The walkout basement arrives unfinished but done right, already plumbed, wired, full-size windows, a custom large sliding door, and a covered patio below. Blank canvas, no compromises on the infrastructure. Owned solar. Native, drought-resistant, pollinator-friendly landscaping. 3-car garage. Boulder lakefront isn't something you find. It's something you wait for, and then you don't let it go.

4061 Spy Glass Lane, Boulder

$3,895,000

4 Beds ⋅ 5 Baths ⋅ IR1064840 MLS

Few homes overlook Boulder quite like this one. Set on more than two private acres in desirable Panorama, this partially completed custom residence pairs contemporary architecture with one of Boulder County's most captivating views. The Flatirons, Longs Peak, CU, downtown Boulder, Baseline Reservoir and miles of foothills fill the horizon. The scale is difficult to capture in photographs. Designed inside and out around the views, the home features corner windows, expansive glass, a folding patio door, pass-through kitchen window and layers of decks and terraces. A dramatic private rooftop deck off the upper level provides a remarkable vantage point. The zero-step main floor includes a covered deck, three-sided fireplace, dining area, kitchen with walk-in pantry, private primary wing, two additional en-suite bedrooms and a study. Upstairs, a flexible room with bath and closet may serve as a lounge, office or fourth bedroom. The walkout lower level is planned for a family room, wet bar, recreation space, bath and office or fitness room, with access to covered patios and a backyard with room for a pool, if desired. An oversized three-car garage includes a smaller fourth bay for recreational vehicles, bikes or gear. Designed toward Energy Star V3.1, HERS 0 and DOE Zero Energy Ready Home standards, with high-efficiency systems, Marvin windows, EV charging and planned (12 kW) rooftop solar. Exterior stucco and limestone are being completed. Main and upper levels will be delivered through drywall and tape; the lower level will remain unfinished. After closing, the buyer may hire Coburn to complete the home. Boulder Cty new floor-area rules makes a home of this scale difficult to permit today, adding value to the existing approvals and construction. Photos are artists' renderings incorporating actual photography of the property's views. They are for illustration only and may not precisely depict the completed home, landscaping, finishes or exact view from each location. Thi

7855 Spring Drive, Boulder

$939,000

4 Beds ⋅ 3 Baths ⋅ IR1064628 MLS

Tired of all the homes in Boulder being over $ 1 million? Want to live near the East Boulder Rec Center and the miles of Boulder walking and biking trails? Want to build your own sweat equity vs. paying for cheap fix-and-flips? This 2800 sq. ft, 4-bedroom, 3-bath home is waiting for the next owner to update and take advantage of all Keewaydin Meadows and South Boulder have to offer. 3 upper-level bedrooms and 2 baths. Main-floor living, kitchen, and dining room with vaulted ceilings. Lower-level bedroom and family room. Additional unfinished basement space too. Large backyard space. Side-load garage. Bring your ideas and make this a home to enjoy for years to come.

5493 Pueblo Place, Boulder

$1,065,000

4 Beds ⋅ 3 Baths ⋅ 2000989 MLS

First time ever on the market! Lovingly maintained by the same family since it was built, this charming custom brick Cape Cod-style home presents a rare opportunity in the highly sought-after Gunbarrel Green neighborhood of Boulder. Offering 4 bedrooms, 3 bathrooms, and a flexible floor plan, this home is ready for its next chapter. Just steps from Boulder Country Club, members enjoy convenient access to the golf course, clubhouse, swimming pool, and pickleball courts. The surrounding neighborhood features HOA-maintained greenbelts, scenic walking paths, and peaceful ponds, creating an exceptional Colorado lifestyle. Designed for comfortable living and entertaining, the spacious living and dining rooms each feature a fireplace. The enclosed sunroom opens to a generous, private fenced backyard. The kitchen offers granite countertops, quality cabinetry, a stainless steel refrigerator, and a double oven gas range, providing both functionality and convenience for cooking and entertaining. A rare main-level bedroom suite provides an ensuite bath with a spacious walk-in shower. The main floor also includes a versatile flex room that can serve as a home office, formal dining room, or additional living space. Upstairs, the primary suite features a private ensuite bath, while two additional bedrooms share a connecting bathroom. The lower-level basement features a brick fireplace, framed walls, and a stub-in for a future powder room, offering an excellent opportunity to add finished living space. Fresh paint, new flooring, and your personal touches can transform this area while adding valuable finished square footage. Additional highlights include a two-car attached garage with attic storage, a circular driveway, and abundant storage. Located within the highly regarded Boulder Valley School District and just minutes from parks, trails, shopping, dining, and major commuter routes. Sold AS-IS.

4844 Silver Sage Court, Boulder

$875,000

3 Beds ⋅ 4 Baths ⋅ 6254137 MLS

A rare opportunity awaits in Sugarloaf with this never before on the market mountain home offering an unbeatable location, abundant space, and endless potential. Situated on a quiet cul-de-sac just minutes from Boulder, you'll enjoy the convenience of paved, county maintained roads along with easy access to the renowned Betasso Preserve Trailhead for hiking, mountain biking, and year round outdoor adventures. Inside, soaring ceilings and expansive windows fill the home with natural light while creating an open, airy atmosphere. The main level features three bedrooms, providing comfortable living from day one, while you update and personalize the home at your own pace. Upstairs, a spacious addition offers exceptional flexibility as an artist's studio, home office, fitness room, retreat space, or whatever your lifestyle demands. The lower level is ready for transformation and presents an outstanding opportunity to expand the home's living space. With multiple rooms and a versatile layout, it could become a family room, guest suite, workshop, hobby area, or additional bedrooms. Whether you're planning a complete renovation or simply refreshing the home over time, the possibilities are extensive. Properties like this rarely become available. Enjoy the peaceful surroundings of Sugarloaf, easy year round access on paved roads maintained by the county, and one of the closest mountain communities to Boulder. If you've been searching for a home with great bones, generous square footage, and the chance to create something truly your own, this is an opportunity you won't want to miss.

402 Broken Fence Road, Boulder

$875,000

3 Beds ⋅ 4 Baths ⋅ IR1063335 MLS

Bring your vision and discover the potential of this never before offered Sugarloaf home. Located on a quiet cul-de-sac just minutes from Boulder, this property combines the convenience of paved, county maintained roads with the peaceful mountain lifestyle so many buyers seek. Better yet, the popular Betasso Preserve Trailhead is close enough to enjoy hiking and mountain biking right from your neighborhood.Inside, soaring ceilings and expansive windows flood the home with natural light while creating an open, inviting feel. The main level features three bedrooms, making it comfortable to move in now while tackling updates at your own pace. Above, a generous addition offers incredible flexibility as an artist's studio, yoga retreat, home office, fitness room, or inspiring creative space. The lower level is ready for its next chapter and offers tremendous potential for additional living space. With multiple rooms and a flexible layout, it could become a recreation room, guest area, workshop, or whatever suits your vision. Whether you're eager for a full renovation or prefer to update over time, this home provides the opportunity to build equity while making it uniquely yours. Never before on the market, this is a rare opportunity to own in one of the Boulder area's most desirable mountain communities. Spend your mornings hiking or biking at Betasso, enjoy the quiet surroundings of Sugarloaf, and appreciate the ease of paved, county maintained access all the way home. If you've been waiting for a mountain property with great bones, an unbeatable location, and room to create something special, this could be the one.

402 Broken Fence Road, Boulder

$950,000

3 Beds ⋅ 2 Baths ⋅ IR1062914 MLS

Whispering Pines Cabin. Perched on Flagstaff Mountain with far-reaching, unobstructed views, this inviting log cabin retreat blends timeless mountain character with thoughtful updates and exceptional privacy. Tucked at the quiet end of the road, the setting offers rare serenity, abundant wildlife, and the true feeling of Colorado mountain living, just 10 miles from Baseline & Broadway in Boulder. Inside, a dramatic vaulted great room anchors the home, centered around a classic Vermont Castings wood stove that creates a warm gathering space framed by expansive windows and breathtaking scenery. Refinished solid red oak floors add warmth and elegance throughout the main level, while new ProVia steel entry doors enhance both style and durability. Designed for indoor-outdoor living, the home opens to a large wraparound deck capturing sweeping mountain views. Deer and wild turkeys are frequent visitors, adding to the sense of quiet mountain retreat. The main level offers two comfortable bedrooms, while the upper loft provides exceptional flexibility as guest quarters, a home office, or creative space, complete with a full bath and Mitsubishi ductless mini-split for cooling and additional heating. The kitchen features a charming Juliet balcony that brings in fresh mountain air and views. The unfinished walkout basement offers excellent potential for future expansion, while the workshop beneath the garage creates an ideal space for hobbies or storage. Additional highlights include a 95% efficient furnace (2017), Bradford White 40-gallon water heater, 18-watt whole-house generator, reinforced garage door, and triple-pane south-facing windows for efficiency and comfort. Outdoor enthusiasts will appreciate three nearby trailheads for hiking, biking, and horseback riding, while Gross Reservoir-just three miles away-offers fishing and non-motorized boating.A rare opportunity to own a classic Colorado log cabin with extraordinary views, privacy, and convenient access to Boulder.

750 Cougar Drive, Boulder

$1,775,000

3 Beds ⋅ 3 Baths ⋅ IR1062371 MLS

Downtown charm meets modern comfort in this beautifully maintained turn-of-the-century bungalow. Cherished by the same family for more than 40 years, this home showcases timeless character with hardwood floors, 9-foot ceilings, original trim and baseboards, and exposed brick accents throughout. The thoughtfully designed layout includes a private primary suite on the upper level and a spacious family room addition at the rear of the home, providing flexibility for both everyday living and entertaining. Ideally located just minutes from the vibrant Pearl Street district, you'll enjoy easy access to cafes, wine bars, award-winning dining, shopping, the Boulder Creek path, the Farmers Market, and countless downtown amenities. Outside, the fully fenced backyard offers a peaceful retreat with a brick patio, mature landscaping, and privacy fencing. A welcoming front courtyard with a flagstone patio creates additional outdoor living space. A rare bonus is the detached, finished studio complete with a 3/4 bathroom-perfect for a home office, art studio, guest space, fitness room, or creative retreat. One off-street parking spot in the driveway to the north. A unique opportunity to own a character-filled downtown home in an exceptional location.

2238 16th Street, Boulder

$2,550,000

4 Beds ⋅ 3 Baths ⋅ IR1062364 MLS

Nestled in the heart of Downtown Boulder, this turn-of-the-century brick Victorian offers a rare combination of historic charm, modern amenities, & an exceptional creekside setting.Backing directly to Boulder Creek, the home enjoys tranquil water views from both the north and south sides, creating a peaceful urban retreat just steps from the city's most beloved destinations.Thoughtfully renovated & expanded in the early 2000s, the residence preserves its timeless character while seamlessly accommodating today's lifestyle. Beautiful hardwood floors grace the main level, while fresh paint & new carpeting enhance the upper floor.The chef's kitchen, high end renovation within the last few years features solid slab countertops, farmhouse sink, custom cabinetry, and premium built-in appliances(sub zero paneled refrigerator, thermador range, Bosch dishwasher). From the welcoming front porch, take in views of the iconic Flatirons & greet neighbors passing by.For a more private setting, French doors open from the kitchen to a spacious wood deck perfect for entertaining, dining, & relaxing beneath the trees.Beyond the deck, the backyard extends to Boulder Creek, where the gentle sounds of flowing water & cool breezes create a serene natural backdrop.Additional outdoor living spaces include second-floor decks that provide peaceful retreats w/elevated views.The flexible floor plan accommodates a variety of lifestyles, featuring a study/guest bedroom & 3/4 bath on the main level, along w/a primary suite & 2 additional bedrooms upstairs.Modern comforts include central AC throughout. Additional amenities include a detached garage, garden shed & an artist's studio/workshop.With an unbeatable location just minutes from the pedestrian-friendly Pearl Street Mall, Eben G. Fine Park, the Boulder Creek Path, & nearby trail systems including Anemone Trail & Red Rocks Trail, this home offers the quintessential Boulder lifestyle-where nature, community, & downtown convenience come together.

497 Arapahoe Avenue, Boulder

$5,950,000

5 Beds ⋅ 4 Baths ⋅ IR1062359 MLS

One of the most Iconic Homes on Mapleton Hill, the Eastman Reid Collins Home is an historic treasure on a rare 13,802 square foot corner lot. The stunning Tudor Revival style residence has been meticulously maintained by the same owners for 50 years. Now, this classic style home is ready for its next chapter. The appeal of the property is dramatic from the street, highlighted by the timeless brick, stone and stucco exterior details. A spacious covered front entry and porch welcome you to the home and connect to the porte cochere, perfect for arriving guests. Enter into the foyer and you'll immediately feel the warmth and charm of the perfectly designed and preserved woodworking. Both the spacious living and dining rooms have beautiful beamed ceilings, beveled glass, classic original lighting and built-in cabinetry. The living room opens to a delightful sunroom overlooking the back patio and yard. The dining room, with vintage tapestries and sideboard/serving area flows into the kitchen which has been remodeled with custom cherry cabinetry. A breakfast room is next to the kitchen. Upstairs, the central hallway accesses the 5 bedrooms and an upper level sunroom. The layout of the generous size bedrooms allows flexibility for new owner to use as they wish. The primary bedroom opens through french doors to a library/study with built in bookcases and many windows. The hallway connects to a back deck which can easily be enhanced to enjoy the views of the Flatirons. The large attic could be finished if additional space is needed. The lower level of the home is filled with light and includes a cozy family room with fireplace, 587 bottle capacity wine cellar, 3/4 bath and laundry. Outside, the expansive yard and gardens wrap around the home, encircled by a sandstone and brick wall making the entire area secluded and peaceful. In the spring, the many flowering plants and fruit trees come alive and make the yard and private patio a special place to enjoy this unique setting.

604 Mapleton Avenue, Boulder

$1,595,000

4 Beds ⋅ 3 Baths ⋅ IR1061996 MLS

The Best Just Got Better,Value,Location, Backs to pond and park,A beautiful updated two-story home that backs to private open space and a tranquil pond. Sunlight fills the vaulted entry and great room, where hardwood floors, wood-burning fireplace, and a charming bay window create an inviting centerpiece for everyday life and entertainment. Thoughtful main level with an open flow from the dining room into a tastefully updated kitchen and living area framed by picturesque pond and greenery views. A generous main-floor study offers flexible use as a fifth bedroom and sits adjacent to a newly renovated 3/4 bath. Upper level featuring a primary suite with its own balcony overlooking the pond. The primary ensuite has been remodeled with contemporary finishes and a luxurious soaking tub. Three additional upstairs bedrooms provide comfortable, versatile living and share an updated full bath. Expandable lower level and practical extras - the expansive unfinished basement presents excellent potential for a home gym, workshop, or additional living space. A rare attached three-car garage adds valuable storage and parking flexibility. Outdoor setting and location - enjoy direct backyard access to open space, a large deck and patio for relaxing or entertaining, and occasional wildlife sightings.

2471 Norwood Avenue, Boulder

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