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    Boulder County, CO Apartment Buildings for Sale

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    Denver, CO Colorado Springs, CO Pueblo, CO
    12 results
    Boulder Multifamily Investment Opportunity
    $2,175,000
    3,800 SF

    Boulder Multifamily Investment Opportunity

    1938 Spruce St, Boulder, CO 80302

    Well-located 5-plex with upside potential near downtown Boulder.

    • Prime Boulder location near downtown, CU, dining, and trails ensures consistently strong rental demand.
    • Significant upside potential through rent increases and expense optimization.
    • Leases in place through July 2026 provide near‑term income stability.
    • Desirable unit mix of one 1‑bedroom and four 2‑bedroom units caters to Boulder's rental market.
    • Property consists of a detached single‑family residence and a four‑unit building, offering privacy and operational flexibility.
    Updated: Jan 9
    View details
    Well-Maintained Multi-Family Investment Property
    $1,900,000
    3,168 SF

    Well-Maintained Multi-Family Investment Property

    3600 Hayden Pl, Boulder, CO 80301

    Six-unit multi-family property in North East Boulder near Howard Hueston Park.

    • Rare 6‑unit multi‑family property in North East Boulder.
    • Well‑maintained one‑bedroom units.
    • Excellent location adjacent to Howard Hueston Park.
    • Shared coin‑operated laundry room.
    • Nearby walking trails and public transportation.
    Updated: May 9, 2025
    View details
    Downtown Boulder Multifamily Investment
    $4,900,000
    7,227 SF

    Downtown Boulder Multifamily Investment

    Trophy 9-unit multifamily asset in the heart of Boulder.

    1020 Maxwell Avenue, Boulder, CO 80304
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    Downtown Boulder Multifamily Investment Property
    $3,000,000
    4,314 SF

    Downtown Boulder Multifamily Investment Property

    Seven-unit property near CU, Boulder Creek, and Pearl Street.

    1723 15th St, Boulder, CO 80302
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    University Hill Income Property
    $1,875,000

    University Hill Income Property

    Income property near University Hill with five units.

    735 University, Boulder, CO 80302
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    Boulder Multifamily Investment Opportunity
    $2,900,000
    4,420 SF

    Boulder Multifamily Investment Opportunity

    Six-unit multifamily property near the University of Colorado Boulder.

    3200 Madison Avenue, Boulder, CO 80303
    View details
    Boulder Multifamily Investment Opportunity
    $20,500,000
    0.57 Acres

    Boulder Multifamily Investment Opportunity

    Three properties near CU campus, fully pre-leased for '26-'27.

    1027 14th Street, Boulder, CO 80302
    View details
    Boulder Multifamily Investment Opportunity
    $23,000,000
    23,162 SF

    Boulder Multifamily Investment Opportunity

    Three properties on one parcel near CU campus.

    1005, 1019, 1027 14th Street, Boulder, CO 80302
    View details
    Luxury Apartments in Historic Louisville
    $42,000,000
    130,000 SF

    Luxury Apartments in Historic Louisville

    Boutique apartment building near Downtown Louisville and Boulder.

    1140 Cannon Street, Louisville, CO 80027
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    Gunbarrel Condo with Pool View
    $330,000
    965 SF

    Gunbarrel Condo with Pool View

    Move-in ready 2-bedroom condo in Boulder's Gunbarrel neighborhood.

    7497 Singing Hills Drive, Boulder, CO 80301
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    Boulder Apartment Building Sold
    $3,100,000
    6,211 SF

    Boulder Apartment Building Sold

    7-unit apartment building in Boulder, Colorado.

    956 Marine St, Boulder, CO 80302
    View details
    Updated Multifamily Property Near Canyon Park
    $5,850,000
    12,582 SF

    Updated Multifamily Property Near Canyon Park

    Updated multifamily property near Pearl Street and CU Boulder.

    1945 Canyon Blvd, Boulder, CO 80302
    View details
    Based on your search, we've compiled 32 Potential Opportunities for your consideration. Besides 12 Active listings in Boulder County, CO, we suggest exploring several alternatives: similar 16 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Entitled Multifamily Development Opportunity
    $3,250,000
    0.83 Acres

    Entitled Multifamily Development Opportunity

    Permitted 50-unit multifamily development with retail space for sale.

    403 N River St lot: 403, 417, & 419, Hailey, ID 83333
    View details
    Norman Land For Luxury Condos
    $285,000
    0.74 Acres

    Norman Land For Luxury Condos

    Prime Norman land suitable for luxury condos development.

    801 NW 36th Avenue, Norman, OK 73072
    View details
    Buildable Lot for Luxury Condos
    $285,000
    0.74 Acres

    Buildable Lot for Luxury Condos

    0.74 acre buildable lot zoned for low-density apartments.

    801 36th Ave NW, Norman, OK 73072
    View details
    El Paso Vacant Residential Land
    $95,172
    0.21 Acres

    El Paso Vacant Residential Land

    9,270 sq ft vacant lot in established El Paso neighborhood.

    4936 Titanic Avenue, El Paso, TX 79904
    View details

    Explore Off-Market Properties in Boulder County, CO

    Consider similar Off-Market properties in Boulder County, CO. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    2806 Arapahoe Rd

    2806 Arapahoe Rd

    APARTMENT HOUSE (5+ UNITS) • 10.79 Acres
    Value Estimation by Request
    2806 Arapahoe Rd, Lafayette, CO 80026-8032
    View details
    735 Arapahoe Ave

    735 Arapahoe Ave

    APARTMENT HOUSE (5+ UNITS) • 30,984 SF
    Value Estimation
    $680,000
    735 Arapahoe Ave, Boulder, CO 80302-5917
    View details
    1244 Hunter Ct

    1244 Hunter Ct

    APARTMENT HOUSE (5+ UNITS) • 23,388 SF
    Value Estimation
    $1,125,000
    1244 Hunter Ct, Longmont, CO 80501-3189
    View details
    3043 17Th Ave

    3043 17Th Ave

    Multifamily properties
    Value Estimation by Request
    3043 17Th Ave, Longmont, CO 80503
    View details
    1300 Holly Ave

    1300 Holly Ave

    Multifamily properties • 3,204 SF
    Value Estimation by Request
    1300 Holly Ave, Longmont, CO 80501
    View details
    3300 Madison Ave

    3300 Madison Ave

    Multifamily properties • 4,160 SF
    Value Estimation by Request
    3300 Madison Ave, Boulder, CO 80303
    View details
    1422 Emery Ct

    1422 Emery Ct

    Multifamily properties • 1,764 SF
    Value Estimation by Request
    1422 Emery Ct, Longmont, CO 80501
    View details
    2330 Wedgewood Ave

    2330 Wedgewood Ave

    Multifamily properties • 3,532 SF
    Value Estimation by Request
    2330 Wedgewood Ave, Longmont, CO 80503
    View details
    1637 Kimbark St

    1637 Kimbark St

    Multifamily properties • 4,620 SF
    Value Estimation by Request
    1637 Kimbark St, Longmont, CO 80501
    View details
    2024 Lincoln St

    2024 Lincoln St

    Multifamily properties • 1,920 SF
    Value Estimation by Request
    2024 Lincoln St, Longmont, CO 80501
    View details
    105 Public Rd

    105 Public Rd

    Individual retail properties • 5,894 SF
    Value Estimation by Request
    105 Public Rd, Lafayette, CO 80026
    View details
    832 Bowen St

    832 Bowen St

    Multifamily properties • 3,186 SF
    Value Estimation by Request
    832 Bowen St, Longmont, CO 80501
    View details

    Boulder County, CO Apartment Buildings Investment Opportunities Market Analysis

    Explore 28 apartment buildings for sale in Boulder County, CO, showcased through 12 active listings on our real estate platform. These investment opportunities span a total of 127,719 square feet of properties for sale, with an estimated market value of $14,495,000.

    Sale prices for two-family homes in Boulder County, CO start at $715,000, averaging $2,415,833, and reaching up to $5,850,000 — 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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