Wilmington, IL Office buildings for sale

$2,500,000

4.06 Acres

Flex Building with Two-Bay Car Wash

1135 S Water Street, Wilmington, IL 60481

Flexible commercial building with private offices, large shop space, and an on-site two-bay car wash.

Immediate and consistent rental income with a 36‑month leaseback at $25,000/month.
Large 14,224 sq ft commercial building suitable for various business operations.
Additional 2,500 sq ft two‑bay car wash for supplemental income.
Ample parking with approximately 180 vehicle spaces.
Main building includes six private offices, waiting room, break room, service area, and a large shop with five overhead doors.

Updated: Sep 3, 2025

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Based on your search, we've compiled 9 Potential Opportunities for your consideration. Besides 1 Active listings in Wilmington, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities, 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.

Single-Story Office and Medical Building

$1,900,000

1.47 Acres

Single-Story Office and Medical Building

Single-story multi-tenant office/medical building on a corner lot with strong frontage and substantial parking.

1640 Willow Circle Drive, Crest Hill, IL 60435

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$2,610,000

18,000 SF

Downtown Joliet High-Profile Location

Rare opportunity in Joliet's vibrant downtown business district.

16-18 West Van Buren Street, Joliet, IL 60432

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$435,000

5,161 SF

Joliet Office Building For Sale

5,161 SF office building available in Joliet, Illinois.

13 Fairlane Drive, Joliet, IL

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Industrial Development and Storage Portfolio

Contact for pricing

41,452 SF

Industrial Development and Storage Portfolio

Dual-parcel industrial portfolio with an office campus, storage building, and a development-sized northern parcel.

2050 Broadway Street, Crest Hill, IL 60403

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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.

$145,000

1,600 SF

Commercial Building on Main Street

1,600 sq ft commercial building on busy Main Street.

146 E Main Street, Braidwood, IL 60408

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$135,000

0.28 Acres

Mokena Corner Lot Opportunity

Prime commercial land in Mokena's Historic District.

McGovney Street lot: 7 Block 3 Mcgovney, Mokena, IL 60448

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$1,275,000

8.57 Acres

Mokena Commercial Land Opportunity

Prime commercial land available in Mokena's 'Great Corridor'.

Lot 16 191st Street, Mokena, IL 60448

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$2,149,900

16.05 Acres

Homer Glen Development Opportunity

16-acre parcel in growing corridor, flexible zoning.

12649 W 159th Street, Homer Glen, IL 60491

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Wilmington, IL Office Buildings Market Trends and Statistics

Explore 1 office buildings for sale in Wilmington, IL on our real estate platform. These investment opportunities span a total of 0 square feet of properties for sale, with an estimated market value of $2,500,000.

Sale prices for office properties in Wilmington, IL start at $2,500,000, averaging $2,500,000, and reaching up to $2,500,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Wilmington, IL Office Buildings for Sale

1135 S Water Street, Wilmington, IL 60481