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    Boone County, IL Apartment Buildings for Sale

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    Mixed-Use Building with Bar
    Updated: Jun 5
    Mixed-Use Building with Bar

    522 S State Street, Belvidere, IL 61008

    $450,000
    4,180 sqft
    4,180‑square‑foot mixed‑use building
    Main‑level bar with full kitchen, 5 gaming machines, and 3 pool tables
    Five fully occupied residential lofts with long‑term tenants
    Lofts include a stove, refrigerator, and microwave
    Central air throughout; forced‑air heating with natural gas
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    10-Unit Apartment Building
    Updated: Oct 29, 2025
    10-Unit Apartment Building

    340 North Wooster Street, Capron, IL 61012

    $1,220,000
    35,284 sqft
    10‑unit apartment complex with four ranch units and six two‑story units
    Each residence includes a 2‑car garage
    Four ranch units offer 2 bedrooms and 2 baths
    Six two‑story units offer 2 bedrooms, 1.5 baths, and 2‑car garages
    One unit occupied, one ready for occupancy, and eight nearly ready for drywall
    View details
    12-Unit Apartment Building
    12-Unit Apartment Building

    13517 & 13519 Harvest Way, Poplar Grove, IL 61065

    Contact for pricing

    Two townhome structures provide a multifamily configuration near retail, dining, and everyday services.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 21 Potential Opportunities for your consideration. Besides 3 Active listings in Boone County, IL, we suggest exploring several alternatives: similar 18 Off-Market properties to explore as potential leads

    Off-Market Properties in Boone County, IL

    Consider similar Off-Market properties in Boone County, IL. 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.

    12309 Lakeview Dr
    APARTMENT HOUSE (5+ UNITS)

    12309 Lakeview Dr, Loves Park, IL 61111-8934

    $380,000
    Estimated value
    0.30 AC lot
    View details
    1029 Coney Is Dr
    APARTMENT HOUSE (5+ UNITS)

    1029 Coney Is Dr, Loves Park, IL 61111-8914

    $350,000
    Estimated value
    0.25 AC lot
    View details
    4346 Rusa Trl
    APARTMENT HOUSE (5+ UNITS)

    4346 Rusa Trl, Belvidere, IL 61008-1997

    $410,000
    Estimated value
    0.25 AC lot
    View details
    4117 Waters Edge Dr
    APARTMENT HOUSE (5+ UNITS)

    4117 Waters Edge Dr, Belvidere, IL 61008-6726

    $275,000
    Estimated value
    0.29 AC lot
    View details
    435 Blue Spruce Dr
    APARTMENT HOUSE (5+ UNITS)

    435 Blue Spruce Dr, Poplar Grove, IL 61065-8570

    $310,000
    Estimated value
    0.25 AC lot
    View details
    2104 Christi Ln
    APARTMENT HOUSE (UNDER 5 UNITS)

    2104 Christi Ln, Belvidere, IL 61008-7524

    $3,665,000
    Estimated value
    3,604 sqft 0.76 AC lot
    View details
    909 Jackson St
    APARTMENT HOUSE (UNDER 5 UNITS)

    909 Jackson St, Belvidere, IL 61008-3062

    $2,300,000
    Estimated value
    4,812 sqft 0.42 AC lot
    View details
    2107 Tobyne Dr
    APARTMENT HOUSE (UNDER 5 UNITS)

    2107 Tobyne Dr, Belvidere, IL 61008-1945

    $535,000
    Estimated value
    7,316 sqft 0.76 AC lot
    View details
    815 Becky Ct
    APARTMENT HOUSE (UNDER 5 UNITS)

    815 Becky Ct, Belvidere, IL 61008-3093

    $3,590,000
    Estimated value
    8,040 sqft 0.73 AC lot
    View details
    600 Whitman St
    APARTMENT HOUSE (UNDER 5 UNITS)

    600 Whitman St, Belvidere, IL 61008-3084

    $385,000
    Estimated value
    7,800 sqft 0.87 AC lot
    View details
    524 Beloit Rd, Unit 4
    APARTMENT HOUSE (UNDER 5 UNITS)

    524 Beloit Rd, Belvidere, IL 61008-1727

    Unit 4
    $420,000
    Estimated value
    5,032 sqft 0.54 AC lot
    View details
    820 Lindenwood Ln
    APARTMENT HOUSE (UNDER 5 UNITS)

    820 Lindenwood Ln, Belvidere, IL 61008-2568

    $595,000
    Estimated value
    8,040 sqft 0.71 AC lot
    View details
    275 High Line St
    APARTMENT HOUSE (UNDER 5 UNITS)

    275 High Line St, Belvidere, IL 61008-1922

    $585,000
    Estimated value
    8,040 sqft 0.64 AC lot
    View details
    909 Mckinley Ave
    APARTMENT HOUSE (UNDER 5 UNITS)

    909 Mckinley Ave, Belvidere, IL 61008-1367

    $365,000
    Estimated value
    4,070 sqft 0.84 AC lot
    View details
    919 Mckinley Ave
    APARTMENT HOUSE (UNDER 5 UNITS)

    919 Mckinley Ave, Belvidere, IL 61008-1368

    $605,000
    Estimated value
    8,140 sqft 0.84 AC lot
    View details
    323 Harrison St
    APARTMENT HOUSE (UNDER 5 UNITS)

    323 Harrison St, Belvidere, IL 61008-2125

    $360,000
    Estimated value
    3,979 sqft 0.62 AC lot
    View details
    620 Whitman St
    APARTMENT HOUSE (UNDER 5 UNITS)

    620 Whitman St, Belvidere, IL 61008-3065

    $380,000
    Estimated value
    7,340 sqft 0.79 AC lot
    View details
    601 Pearl Street Rd
    Multifamily properties

    601 Pearl Street Rd, Belvidere, IL 61008

    Value Estimation by Request
    View details

    Boone County, IL Apartment Buildings Market Trends and Statistics

    Explore 21 apartment buildings for sale in Boone County, IL, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 39,464 square feet of properties for sale, with an estimated market value of $1,670,000.

    Sale prices for two-family homes in Boone County, IL start at $450,000, averaging $835,000, and reaching up to $1,220,000 — 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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