Knox County, IL Office Spaces for Rent & Lease

Updated: Aug 15, 2024

Versatile Commercial Building on State Route

825 N HENDERSON Street, Galesburg, IL 61401

$12 SF/Yr

3,450 sqft $3,450/Mo

High‑visibility location on a busy state route with high traffic count.
Prominent lighted digital road signage for optimal advertising.
Versatile space with up to 3,450 SF, subdivided into office, flexible, and build‑to‑suit areas.
Flexible space includes heated and cooled office and two overhead doors with pull‑through access.
Finished office space with kitchenette/break room and private office/conference room.

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Updated: Nov 21, 2025

Office Space Available For Rent

2470-2474 Veterans Dr, Galesburg, IL 61401

Contact for pricing

Office space available for rent
Located on Veterans Drive
Located in Galesburg, IL

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Downtown Galesburg Office Space Available

235 E MAIN Street, Galesburg, IL 61401

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4,000 sqft

Office space for rent in historic downtown Galesburg.

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Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 3 Active listings in Knox County, IL, we suggest exploring alternatives. Similar 1 Properties for Sales.

Similar Spaces for Sale in Knox County, IL

Consider Similar Space for Sale. We found 1 Spaces matching your search parameters.

Mixed-Use Building with Patio

430 N HENDERSON Street, Galesburg, IL 61401

$129,900

Mixed-use building offers office space plus a two-bedroom apartment, with shared rear patio and paved parking.

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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.

Plainfield Commercial Land For Rent

SW corner of Rte 59 & Fraser Road, Plainfield, IL 60586

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6.491 acre commercial land available for rent in Plainfield, IL.

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Vacant Lot on N Mohawk

1301 N Mohawk St, Chicago, IL 60610

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2,402 sqft

Vacant lot available for lease in Chicago, IL.

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Class A Office Suite with Bullpen

1902 Vandalia Street, Collinsville, IL 62234

$5,000/Mo

Recently built office space with private offices, bullpen, and modern amenities for professional teams.

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Waukee Pad Site For Lease

405 E Hickman Rd, Waukee, IA 50263

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1.1-acre pad site available for ground lease or build-to-suit.

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Knox County, IL Office Spaces Market Trends and Statistics

Explore Office Spaces leasing options in Knox County, IL with 3 listings featured on our commercial real estate exchange. The current inventory includes 3,450 square feet of properties with an estimated lease value of $12 SF/Yr.

Estimated lease rates for Office Spaces in Knox County, IL begin at $12 SF/Yr, with an average of $12 SF/Yr and extend to $12 SF/Yr.