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    Dekalb County, IL Commercial Real Estate for Sale

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    Two Buildings in Central District
    Updated: May 4
    Two Buildings in Central District

    101 & 109 W Church Street, Sandwich, IL 60548

    $250,000
    1,600 sqft · 0.17 AC lot
    Two separate buildings on one property, offering flexibility for business use and rental income
    Prime location on Rt 34 in Sandwich's Central Business District with high traffic and excellent visibility
    Private parking lot with 13 spaces, sealcoated and re‑striped in 2025
    Main building (approx. 1,600 sq ft) renovated in 2025 with new flooring, paint, and updated bath; new furnace/AC (2024) and hot water heater (2026)
    Second building ('Annex', approx. 700 sq ft) with new central heating and air installed in 2025
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    This listing looks promising.

    Here's a quick look at some key insights for

    101 & 109 W Church Street, Sandwich, IL 60548

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    • Est. Cap Rate

      8.8%
      Above avg (5.9%)

    • Est. NOI

      $22K
      Annual

    • Price @ 7% Cap

      $315K
      Above asking
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    Downtown DeKalb Office Building
    Updated: May 4
    Downtown DeKalb Office Building

    155 N 3rd Street, Dekalb, IL 60115

    $250,000
    30,000 sqft · 0.48 AC lot
    Prime downtown DeKalb location, adjacent to the DeKalb Theater and close to amenities.
    Approximately 30,000 sq. ft. of office space plus a 5,000 sq. ft. basement with drive‑through.
    On‑site parking for approximately 22 vehicles.
    Located in a downtown TIF/Redevelopment District, offering value‑add or redevelopment potential.
    Flexible floorplans adaptable for various uses.
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    Downtown Sycamore Commercial Building
    Downtown Sycamore Commercial Building

    325 W Elm Street, Sycamore, IL 60178

    $349,900
    3,736 sqft · 0.09 AC lot

    3736 SF commercial building in downtown Sycamore for sale.

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    Sycamore Commercial Property on 7 Acres
    Sycamore Commercial Property on 7 Acres

    15165 Quigley Road, Sycamore, IL 60178

    $2,150,000
    3,200 sqft · 7.00 AC lot

    Versatile commercial property with residence, banquet hall, and chapel.

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    Prime Commercial Opportunity on Route 34
    Prime Commercial Opportunity on Route 34

    512 E Church Street, Sandwich, IL 60548

    $599,900
    1.22 AC lot

    1.2-acre commercial property on busy Route 34 in Sandwich, IL.

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    Commercial Development Land Parcel
    Commercial Development Land Parcel

    Mediterranean Drive lot: 103, Sycamore, IL 60178

    $239,000
    1.28 AC lot

    Zoned commercial land in DeKalb County’s enterprise zone, offering flexibility for a range of business uses.

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    Mixed-Use Building in Downtown Sandwich
    Mixed-Use Building in Downtown Sandwich

    8 E Railroad Street, Sandwich, IL 60548

    $925,000
    24,000 sqft · 0.71 AC lot

    10-unit mixed-use building with retail space and apartments.

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    Renovated Downtown Sycamore Commercial Building
    Renovated Downtown Sycamore Commercial Building

    425 W State Street, Sycamore, IL 60178

    $475,000
    25,500 sqft · 0.27 AC lot

    Completely renovated building in downtown Sycamore with multiple possibilities.

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    Historic Mixed-Use Investment Opportunity
    Historic Mixed-Use Investment Opportunity

    134 W State Street, Sycamore, IL 60178

    $1,075,000
    0.15 AC lot

    Fully leased mixed-use building in downtown Sycamore.

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    Highway Frontage Commercial Property
    Highway Frontage Commercial Property

    227 Sycamore Road, Genoa, IL 60135

    $435,000
    0.96 AC lot

    Commercial property with highway frontage and redevelopment potential.

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    Highway Frontage Commercial Property
    Highway Frontage Commercial Property

    227 Sycamore Road, Genoa, IL 60135

    $435,000
    0.96 AC lot

    Commercial property with highway frontage, redevelopment potential, and rental income.

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    Vacant Land Ready for Development
    Vacant Land Ready for Development

    01 Greenwood Acres Drive, Dekalb, IL 60115

    $2,750,000
    11.37 AC lot

    11.37 acre commercial land with city utilities and high visibility.

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    Fenced Commercial Site with Buildings
    Fenced Commercial Site with Buildings

    320 W Lincoln Highway, Cortland, IL 60112

    $1,100,000
    3.00 AC lot

    Three-acre fenced site with three buildings, ready for occupancy.

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    Renovated Downtown Sycamore Event Venue
    Renovated Downtown Sycamore Event Venue

    425 W State Street, Sycamore, IL 60178

    $595,000
    25,500 sqft · 0.27 AC lot

    Completely renovated 25,500 SF building in downtown Sycamore.

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    Multi-Building Retail Property with Greenhouse
    Multi-Building Retail Property with Greenhouse

    1126 E State Street, Sycamore, IL 60178

    $499,000
    2.04 AC lot

    Multi-building commercial asset with retail/shop space, an attached greenhouse atrium, and additional heated workshop space.

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    Multi-Building Commercial Property
    Multi-Building Commercial Property

    1126 E State Street, Sycamore, IL 60178

    $499,000
    2.04 AC lot

    Multi-building commercial site with retail/shop space, greenhouse atrium, and leased residence for diversified use.

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    Land For Sale Cortland, IL
    Land For Sale Cortland, IL

    25 E Chestnut Avenue, Cortland, IL 60112

    $270,000
    0.24 AC lot

    Commercial land available in Cortland, Illinois.

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    DeKalb Restaurant/Retail Opportunity
    DeKalb Restaurant/Retail Opportunity

    131 N Annie Glidden Road, Dekalb, IL 60115

    $995,000
    1.57 AC lot

    Restaurant/retail building near Northern Illinois University available for purchase.

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    Free Standing Commercial Building
    Free Standing Commercial Building

    220 E State Street, Sycamore, IL 60178

    $183,000
    0.14 AC lot

    Commercial building in Sycamore, IL, with parking and storage.

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    Two-Unit Office Building with Basement
    Two-Unit Office Building with Basement

    129 E Locust Street, Dekalb, IL 60115

    $229,000
    0.06 AC lot

    Fully leased two-unit office property with separate mechanicals and a full basement, including finished space and storage.

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    Shabbona Retail Building For Sale
    Shabbona Retail Building For Sale

    408 Commanche Avenue, Shabbona, IL 60550

    $179,900
    0.33 AC lot

    Freestanding building with high visibility and drive-through window.

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    Mixed-Use Building with Office Apartments
    Mixed-Use Building with Office Apartments

    217 S 3rd Street, Dekalb, IL 60115

    $274,900
    0.19 AC lot

    Flexible mixed-use setup with a ground-floor professional office and three income-producing apartments, plus parking and storage.

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    Mixed-Use Retail and Apartment Building
    Mixed-Use Retail and Apartment Building

    421 E Church Street, Sandwich, IL 60548

    $385,000
    0.20 AC lot

    Three-unit building with two lower-level retail suites and an upstairs two-bedroom apartment plus parking and ADA access.

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    Charming Commercial Building Near Route 72
    Charming Commercial Building Near Route 72

    111 Monroe Street, Genoa, IL 60135

    $125,000
    0.11 AC lot

    Adorable commercial building ideal for various business uses.

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    Dekalb County, IL Commercial Real Estate Market Trends and Statistics

    Explore 85 commercial real estate for sale in Dekalb County, IL, showcased through 85 active listings on our real estate platform. These investment opportunities span a total of 247,270 square feet of properties for sale, with an estimated market value of $17,372,228.

    Sale prices for business properties in Dekalb County, IL start at $150,000, averaging $643,415, and reaching up to $2,150,000 — 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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