4 Photos

$675,000

3505 College Avenue

Not In a subdivision, Alton, Illinois, 62002

MLS® 26040975 · Listed by Tarrant and Harman Real Estate and Auction Co

0 bedrooms3600.00 sqftCommercial Sale0 days on marketBuilt 2000Lot 24829.20$18,246 taxes (2024)Forced Air · Central Air

About this property

Commercial Investment Opportunity. 1 story commercial building situated nearby the SIU Dental College. This professional building is currently divided into two spaces and both are occupied. There is nearly 3600 sq ft of finished space as well as a large parking lot. Convenient access is from College Avenue and is also in close proximity to Homer Adams Pkwy and I- 255. Newer HVAC system. Showings by Appointment only!

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MLS® data for this listing last updated Jun 29, 2026.

Market snapshot

The Not In a subdivision, Alton market

Closed sales in Not In a subdivision, Alton over the last 12 months.

$140,373

Median sold price

85

Avg. days on market

28

Homes sold

Median sold price by month

Median sold price trend from Sep 2025 ($163,500) to Aug 2026 ($83,500)Sep 2025Aug 2026