Boulder Homes with Quadruplex Subtype

Welcome to Boulder County, Colorado, a vibrant community nestled at the foothills of the Rocky Mountains. Known for its stunning natural beauty, rich cultural scene, and outdoor recreational opportunities, Boulder is a place where lifestyle meets adventure. With its iconic Flatirons as a backdrop, residents enjoy a unique blend of urban amenities and serene nature, making it a sought-after destination for homebuyers.

In Boulder County, the real estate market offers diverse options, including the increasingly popular quadruplex homes. A quadruplex is a multi-family dwelling that contains four separate units, making it an ideal investment for those looking to maximize rental income or for families needing additional space. These properties provide the perfect balance of privacy and community, allowing homeowners to live comfortably while benefiting from the potential of rental income.

The quadruplex homes in Boulder County are often designed with modern amenities and energy-efficient features, catering to the needs of today’s homeowners. With easy access to Boulder’s thriving downtown, renowned dining, and boutique shopping, as well as proximity to outdoor activities like hiking, biking, and skiing, these homes offer an unparalleled lifestyle.

Whether you're an investor seeking to expand your portfolio or a family looking for a spacious and versatile living arrangement, Boulder County’s quadruplex homes present an exciting opportunity. Embrace the charm of Boulder, where stunning landscapes meet a vibrant community, and find your perfect home today!

Newest Boulder Homes with Quadruplex Subtype

$1,150,000

IR1062488 MLS

Searching for a solid investment opportunity? This brick 4-plex consists of four very livable one-bedroom units or update as desired and increase rents significantly! Each unit is also equipped with a fireplace, spacious deck or courtyard patio and a coin operated laundry is located on the East side. Mature landscaping, lots of open green space and a carport with separate storage is also available for each unit. A very convenient North Boulder location offering close proximity to shopping, trail access, public transportation and only 2 miles to the Laughing Goat!

1260 Linden Avenue, Boulder

$1,230,000

IR1062424 MLS

Some deals whisper. This one yells. At $1,900 a unit in Boulder, the rents are doing their best impression of a 2014 throwback, which is exactly why this Central Boulder 4-plex is a value-add story waiting to be written. It features four large 2-bed, 1-bath units, mature landscaping, and a quiet, tree-lined street where tenants actually stay. The bones are good, the location is stellar, and the upside is sitting right there in plain sight. Bring a calculator, or better yet just bring an offer.

3135 Arnett Street, Boulder

$3,200,000

12 Beds ⋅ 8 Baths ⋅ 4892009 MLS

Exceptional investment opportunity in one of Boulder’s most sought-after locations. Situated just minutes from Downtown Boulder, this well-maintained fourplex offers a rare combination of strong in-place income, long-term appreciation potential, and value-add upside in a market where multifamily inventory is exceedingly limited. The property consists of four spacious 3-bedroom, 1.5-bathroom units with highly functional floor plans that continue to attract quality tenants year after year. Each unit features generous living space, private entrances, and layouts designed for long-term rental appeal. Off-street parking, on-site laundry, and mature landscaping further enhance tenant satisfaction and retention. Located in the heart of Boulder, residents enjoy convenient access to Pearl Street, the University of Colorado, Google's Boulder campus, 29th Street, extensive bike paths, public transit, and countless outdoor recreation opportunities. The property's central location supports consistent rental demand and minimizes vacancy risk. Current rents provide immediate income with additional upside potential through future renovations, operational efficiencies, or market rent adjustments. Whether you're looking to expand an existing portfolio, complete a 1031 exchange, or secure a premier asset in one of Colorado's strongest rental markets, this is an opportunity to acquire a high-demand multifamily property with both stability and growth potential. Investment Highlights: • Four 3-bedroom, 1.5-bathroom units • Prime central Boulder location • Strong and consistent rental demand • Value-add and rental growth potential • Off-street parking and on-site laundry • Proximity to CU Boulder, Google, Pearl Street, and major employment centers • Excellent walkability, bikeability, and transit access • Rare multifamily asset in a supply-constrained market

2535 Spruce Street, Boulder

$750,000

8 Beds ⋅ 4 Baths ⋅ 6098762 MLS

Marcus & Millichap is pleased to present 316 21st Ave, a four-unit investment opportunity in Longmont, CO. The property consists of four spacious 2-bedroom units, each equipped with in-unit washer and dryer and attached garages, making it an ideal fit for both an owner-user or an investor seeking a long-term, value-add asset. With garage parking and below-market rents, the property offers clear and immediate avenues for income growth. Situated near Horizon Park, a vibrant retail center anchored by King Soopers alongside co-tenants such as Dollar Tree, Planet Fitness, and Big Lots, 316 21st Ave benefits from strong local consumer traffic and convenience. Additionally, Longmont’s labor market remains robust, supported by expanding sectors such as retail, advanced manufacturing, and professional services, and major employers including Seagate and UC Health, further strengthening the property’s investment profile.

316 21st Avenue, Longmont

$1,400,000

8 Beds ⋅ 7 Baths ⋅ 5939982 MLS

Incredible location in the heart of Old Town Lafayette Colorado. This property has a duplex, house, apartment building, and a street facing retail building. Three units are currently rented with an additional three apartments, half duplex, house and additional retail space could be rented after renovation. May qualify for Colorado Enterprise Zone designation.

107 N Public Road, Lafayette

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