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    Dekalb, IL
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    Dekalb, IL Office Spaces for Sale

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    Sycamore, IL Maple Park, IL Elburn, IL Clare, IL Genoa, IL Hinckley, IL Elgin, IL St Charles, IL
    6 properties
    Five-Story Office Building
    Updated: May 4
    Five-Story Office Building

    155 N 3rd Street, Dekalb, IL 60115

    $199,500
    0.48 AC lot
    Approximately 30,000 sq. ft. across five floors, plus a 5,000 sq. ft. basement
    First floor configured for former bank use; office areas occupy floors 2 through 5
    Basement includes a drive‑through and functional walk‑in safe
    On‑site parking for around 22 vehicles
    Fiber installed and central air provided
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    Fenced Flex-Space Site
    Updated: Sep 17, 2025
    Fenced Flex-Space Site

    320 W Lincoln Highway, Cortland, IL 60112

    $1,100,000
    3.00 AC lot
    3‑acre fully fenced site with three buildings
    Main building includes 5,340 SF warehouse, 1,800 SF office, and 1,800 SF mezzanine
    Heated warehouse has 16' ceilings, 12' minimum clear height, four 14' OHDs, and one 16' OHD
    Approximately 2,520 SF steel outbuilding with three OHD openings, 11' clear height, concrete floor, and 200 amp electric panel
    Approximately 4,320 SF steel outbuilding with two OHD openings, 16' clear height, and gravel floor
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    Fully Leased Office Building
    Fully Leased Office Building

    129 E Locust Street, Dekalb, IL 60115

    $229,000
    0.06 AC lot

    Two-unit commercial layout with separate utility metering, dedicated mechanical systems, and a full basement.

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    See hot listings in Dekalb

    Scored against comparables nationwide. These are worth a look.

    Scored against comparables nationwide. These are worth a look.

    Cap Rate available after sign in
    Est. NOI available after sign in
    Local Demand available after sign in
    Medical/Office Space Available
    Medical/Office Space Available

    3301 Resource Pkwy, Dekalb, IL 60115

    $1,400,000
    8,760 sqft

    1500 SF medical/office space for lease near Northwestern Hospital.

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    Five-Story Office Building with Basement
    Five-Story Office Building with Basement

    155 N 3rd St, Dekalb, IL 60115

    $199,500
    30,000 sqft

    Five-story office building with basement, drive-through, on-site parking, and fiber installed.

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    Turn-Key Medical Office Suite
    Turn-Key Medical Office Suite

    3300 Commerce Drive, Dekalb, IL 60115

    Contact for pricing
    3,712 sqft

    Turn-key medical and office space with multiple offices, waiting/reception areas, and ample parking across from Northwestern Kishwaukee Hospital.

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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 15 Potential Opportunities for your consideration. Besides 6 Active listings in Dekalb, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 1 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Leased Medical Office Condo
    Leased Medical Office Condo

    1680 Mediterranean Dr Unit 104, Sycamore, IL 60178

    $298,875
    12,950 sqft

    Finished medical office condominium with private access, dedicated signage rights, and a lease extending through 2028.

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    Two-Story Retail Building
    Two-Story Retail Building

    111 Monroe Street, Genoa, IL 60135

    $125,000
    0.11 AC lot

    Flexible commercial building with a kitchen, full bathroom, detached garage, and additional land included.

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    Refurbished Mixed-Use Property For Sale
    Refurbished Mixed-Use Property For Sale

    201 W Main St, Genoa, IL 60135

    $399,000
    1,500 sqft

    Fully rented commercial space and two residential apartments for sale.

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    Medical Office Space Available
    Medical Office Space Available

    2570 Hauser Ross Drive, Sycamore, IL 60178

    Contact for pricing
    6,570 sqft

    Medical office suites for lease or sale near Kishwaukee Hospital.

    View details

    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.

    Commercial Land Parcel
    Commercial Land Parcel

    120 Monroe Street, Genoa, IL 60135

    $120,000
    0.56 AC lot

    The site sits away from the main road and carries COMMR zoning.

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    Vacant Land in Gilberts, IL
    Vacant Land in Gilberts, IL

    Lot 230001 Galligan Rd, Gilberts, IL 60136

    $1,864,368
    8.56 AC lot

    8.56 acres of commercial and industrial land for sale.

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    Commercial Land with Retention Area
    Commercial Land with Retention Area

    Il Rt 47 Highway lot: 1, Huntley, IL 60142

    $812,000
    1.31 AC lot

    Corner commercial parcel with completed retention area and water available.

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    Corner Commercial Land
    Corner Commercial Land

    2113 IL Route 47, Yorkville, IL 60560

    $1,695,000
    4.25 AC lot

    B-3 zoning and natural gas availability support a range of commercial site-planning options.

    View details

    Off-Market Properties in Dekalb, IL

    Consider similar Off-Market properties in Dekalb, 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.

    Dekalb, IL Office Spaces Market Trends and Statistics

    Explore 7 office spaces for sale in Dekalb, IL, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 42,472 square feet of properties for sale, with an estimated market value of $3,128,000.

    Sale prices for office spaces in Dekalb, IL start at $199,500, averaging $625,600, and reaching up to $1,400,000 — 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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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 5
    Office buildings 3
    Medical Office Space 2

    Demographics Overview

    Population 42K
    Population Growth (5Y) -6.3%
    Median Household Income $46,808
    College Educated 50.0%

    High-Yield Neighborhoods for Investment

    Identify Dekalb submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    60115 $507K

    Taxes & Financing

    Tax Rate (average for all types) 7.93%
    Property Tax per SF $92.14 per SF
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in DeKalb County

    New Delisted

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