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    Seven-Unit Apartment Building
    Updated: Sep 4
    Seven-Unit Apartment Building

    1723 15th St, Boulder, CO 80302

    $3,000,000
    4,314 sqft 0.17 AC lot
    Seven‑unit apartment property with a four‑bedroom home, three one‑bedroom units, and three studios
    4,314 square feet on a 0.17‑acre site
    100% occupancy with updated units
    Major structural components replaced
    Built in 1920 with an effective age of 1975
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    Duplex Property with Walkout Level
    Updated: Sep 16
    Duplex Property with Walkout Level

    1201 Spruce Ave, Longmont, CO 80501

    $719,900
    2,425 sqft 0.17 AC lot
    Six bedrooms and three full bathrooms across two living areas
    2,425 square feet on a 0.17‑acre parcel
    Finished walkout lower level with two bedrooms and one bathroom
    Off‑street parking for up to 8 vehicles, or 6 vehicles plus an RV, boat, or trailer
    Each living area has a separate fenced outdoor space
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    Duplex with Finished Basement
    Duplex with Finished Basement

    810 E Baseline Rd, Lafayette, CO 80026

    $650,000
    2,471 sqft 0.09 AC lot

    Flexible residential property with private yards, modern finishes, and a permitted lower-level living area.

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    Student Housing Apartment Buildings
    Student Housing Apartment Buildings

    1325-1395 19th St, Boulder, CO 80302

    $4,500,000
    8,584 sqft 0.32 AC lot

    Two-building residential asset with RH-1 zoning, on-site parking, and proximity to CU Boulder and The Hill.

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    Duplex with Remodeled Unit
    Duplex with Remodeled Unit

    1812 Lincoln Dr, Longmont, CO 80501

    $525,000
    1,792 sqft 0.10 AC lot

    One residence has updated flooring and carpet, while the adjoining unit is leased through June 2027.

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    Two-Unit Duplex Property
    Two-Unit Duplex Property

    1726 Meadow St, Longmont, CO 80501

    $550,000
    1,918 sqft 0.16 AC lot

    Two residential units feature eat-in kitchens, laundry hookups, patios, and off-street parking within R-2 zoning.

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    Five-Bedroom Triplex
    Five-Bedroom Triplex

    650 Inca Pkwy, Boulder, CO 80303

    $2,537,000
    5,589 sqft 0.28 AC lot

    Three-unit property with substantial capital improvements and leases extending through August 2027.

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    Three-Unit Studio Triplex
    Three-Unit Studio Triplex

    416 2nd Ave Unit 1, 2, 3, Lyons, CO 80540

    $525,000
    732 sqft 0.31 AC lot

    All three residences are currently rented, with a remodeled middle unit.

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    Duplex with Private Yards
    Duplex with Private Yards

    1225 S Coffman St, Longmont, CO 80501

    $599,000
    2,628 sqft 0.19 AC lot

    Each residence has a separate garage, fenced yard, and a three-bedroom, one-and-a-half-bath layout.

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    Modern Farmhouse Duplex
    Modern Farmhouse Duplex

    727 Kubat Ln, Longmont, CO 80503

    $849,900
    2,737 sqft

    Three bedrooms are arranged on the main level around an open kitchen, dining, and living area.

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    Updated Triplex Near North Boulder Park
    Updated Triplex Near North Boulder Park

    2725 8th St, Boulder, CO 80304

    $1,956,000
    2,832 sqft

    Three-unit residential property with extensive system upgrades and landscaped grounds near neighborhood retail, restaurants, trails, and downtown Boulder.

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    Apartment Building with Courtyard
    Apartment Building with Courtyard

    1945 Canyon Blvd, Boulder, CO 80302

    $5,850,000
    12,582 sqft 0.44 AC lot

    Multi-residential property with a courtyard, off-street parking, carport, and convenient access to nearby trails and transit.

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    Four-Unit Boulder Quadplex
    Four-Unit Boulder Quadplex

    5185 Santa Clara Pl, Boulder, CO 80303

    $1,250,000
    3,218 sqft

    Multifamily property in Keewaydin with access to Foothills Parkway and Baseline Road.

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    Triplex with Three Kitchens
    Triplex with Three Kitchens

    735 17th St, Boulder, CO 80302

    $2,600,000
    0.25 AC lot

    The three-unit property is leased through July 2027.

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    Two-Unit Duplex With Detached Garages
    Two-Unit Duplex With Detached Garages

    1356-1358 Merl Place, Longmont, CO 80501

    $450,000
    1,768 sqft 0.23 AC lot

    Front and rear residences share matching two-bedroom layouts on a cul-de-sac lot.

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    Boulder Multifamily Investment Opportunity
    Boulder Multifamily Investment Opportunity

    1005, 1019, 1027 14th Street, Boulder, CO 80302

    $18,420,000
    23,162 sqft

    Three properties on one parcel near CU campus.

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    Old Town Lafayette Mixed-Use Property
    Old Town Lafayette Mixed-Use Property

    107 N Public Road, Lafayette, CO 80026

    $1,400,000
    5,595 sqft

    Mixed-use property in Old Town Lafayette with retail and residential.

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    Bright Condo with Mountain Views
    Bright Condo with Mountain Views

    2960 Shadow Creek Drive #201, Boulder, CO 80303

    $505,000
    913 sqft

    Condo with sunset views, amenities, and convenient Boulder location.

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    Refreshed Duplex with Walkout Lower Level
    Refreshed Duplex with Walkout Lower Level

    1201 Spruce Ave, Longmont, CO 80501

    $719,900

    Updated duplex with flexible living arrangements, fenced outdoor areas, and live/work potential near Downtown Longmont.

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    8-Unit Apartment Building
    8-Unit Apartment Building

    35-1-2616 Juniper Ave, Boulder, CO 80304

    $2,195,000

    Separately deeded condominium units feature varied updates, reserved parking, and shared recreational amenities.

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    Two-Story Duplex with Updated Unit
    Two-Story Duplex with Updated Unit

    1812 Lincoln Dr, Longmont, CO 80501

    $525,000

    Two residential units combine private patios, central air, appliances, laundry, and off-street parking in a shared-yard setting.

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    Six-Unit Apartment Building
    Six-Unit Apartment Building

    1701 Warren Ave, Longmont, CO 80501

    $1,000,000

    The property offers a mix of two-bedroom and one-bedroom residences with carports, storage, parking, and select private balconies.

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    Historic Duplex Near University
    Historic Duplex Near University

    1843 Arapahoe Avenue 1 & 2, Boulder, CO 80302

    $1,495,000

    Two pre-leased units offer a professionally managed residential income property with separate living arrangements and off-street parking.

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    12-Unit Apartment Building
    12-Unit Apartment Building

    321 Quail Road, Longmont, CO 80501

    $2,600,000

    Every residence has in-unit laundry and a private balcony or patio.

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    Boulder County, CO Multifamily Properties Market Trends and Statistics

    Explore 72 multifamily properties for sale in Boulder County, CO, showcased through 50 active listings on our real estate platform. These investment opportunities span a total of 132,376 square feet of properties for sale, with an estimated market value of $114,107,700.

    Sale prices for multifamily properties in Boulder County, CO start at $39,500, averaging $2,427,823, and reaching up to $18,420,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Featured Boulder County Real Estate Agencies

    Realmo connects you with licensed Boulder County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    8z Real Estate
    4041 Hanover Ave Suite 200 Boulder, CO 80305
    Phone: 13035433083
    8z.com
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