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Start here

Homes for sale by state
Home buying tips
Before you start looking
The buying timeline

Afford it

Today's mortgage rates
Mortgage calculator
How much can I afford?
Get pre-approved

Make the deal

Writing a winning offer
Inspections & appraisals
Closing costs, itemized
Find a buyer's agent

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Selling Options

What's my home worth?
Compare selling options
Get an instant cash offer
Buy before you sell

Resources

How selling works
When should I sell?
Home selling tips
Pricing your home
What's worth fixing first
Find a seller's agent

45 listings

Commercial Real Estate for Sale and Lease in Alton, IL

Commercial Real Estate for Sale and Lease in Alton, IL

24 of 45 Listings

Commercial Real Estate for Sale and Lease in Alton, IL

24 of 45 Listings

49

Active

$12/mo

— bd · — ba · — sqft

4115 Humbert Road, Alton, IL

Trevor Parish · Tarrant and Harman Real Estate and Auction Co

$1,500/mo

— bd · — ba · — sqft

101 W 9th Street, Alton, IL

Tim Wooff · Wooff Realtors

$895/mo

— bd · — ba · — sqft

2344 State Street, Alton, IL

Matt Horn · Landmark Realty

$125,000

— bd · — ba · — sqft

319 Ridge Street, Alton, IL

Mark Harman · Tarrant and Harman Real Estate and Auction Co

$13/mo

— bd · — ba · — sqft

220 Regional Drive, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

$299,900

— bd · — ba · — sqft

2900 E Broadway, Alton, IL

Antione Williams · Tarrant and Harman Real Estate and Auction Co

$395,000

— bd · — ba · — sqft

946 Tonsor Road, Alton, IL

Travis Tarrant · Tarrant and Harman Real Estate and Auction Co

$4,995/mo

— bd · — ba · — sqft

946 Tonsor Road, Alton, IL

Travis Tarrant · Tarrant and Harman Real Estate and Auction Co

$1,000/mo

— bd · — ba · — sqft

1401 E Broadway 1, Alton, IL

James Yinger · Real Broker, LLC

$399,900

— bd · — ba · — sqft

538 E Broadway Street, Alton, IL

Lisa Funk · RE/MAX Alliance

$74,900

— bd · — ba · — sqft

2715 Hillcrest Avenue, Alton, IL

Jeb Blasingame · Keller Williams Marquee

$225,000

— bd · — ba · — sqft

2356 State Street, Alton, IL

Jason Jackson · Tarrant and Harman Real Estate and Auction Co

Price Reduced28Active

$300,000

— bd · — ba · — sqft

215 W 3rd Street, Alton, IL

Nicholas Schranck · Landmark Realty

$675,000

— bd · — ba · — sqft

3505 College Avenue, Alton, IL

Travis Tarrant · Tarrant and Harman Real Estate and Auction Co

$530,000

— bd · — ba · — sqft

2009 Seminary Street, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

$699,000

— bd · — ba · — sqft

119 W 3rd Street, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

Price Reduced36Active

$4,625/mo

— bd · — ba · — sqft

309 Wall Street, Alton, IL

Trevor Parish · Tarrant and Harman Real Estate and Auction Co

$13/mo

— bd · — ba · — sqft

215 E Center Drive E & F, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

$13/mo

— bd · — ba · — sqft

219 E Center Drive, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

$13/mo

— bd · — ba · — sqft

235 E Center Drive a, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

$13/mo

— bd · — ba · — sqft

237 E Center Drive C, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

$275,000

— bd · — ba · — sqft

205 State Street, Alton, IL

Laurie Moore · RE/MAX Alliance

$200,000

— bd · — ba · — sqft

200 Dreith Drive, Alton, IL

Rick Lauschke · Coldwell Banker Brown Realtors

Price Reduced3Active

$399,000

— bd · — ba · — sqft

528 E Broadway, Alton, IL

Lisa Funk · RE/MAX Alliance

1 2

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

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Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-09-10 08:33:09 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Commercial Real Estate for Sale and Lease in Alton, IL | Realty.com

Alton, IL community profile

Population: 25,443
Median income: $54,577
Housing units: 12,325
People per sq. mi.: 650.7
Area: 39.1 sq. mi.

Source: HJN community data