4

Ottawa, IL Multifamily Homes & Duplexes for Sale

Section Image
  • 408 Houston St, Ottawa, IL 61350
    408 Houston St, Ottawa, IL 61350
    408 Houston St, Ottawa, IL 61350
    /12

    $300,000

    • 6 Beds
    • 4 Baths

    408 Houston St, Ottawa, IL 61350

    Located on Ottawa's desirable south side, this unique 4-unit investment property sits on 5 lots and offers a rare combination of historic charm, modern updates, and excellent income potential. With an attached 2-car garage, additional storage, and architectural details throughout, this property stands out as both a functional investment and a beautifully maintained piece of history. Unit 1 is

    George Shanley Coldwell Banker Real Estate Group

    408 Houston St, Ottawa, IL 61350
  • 1625 W Main St, Ottawa, IL 61350
    1625 W Main St, Ottawa, IL 61350
    1625 W Main St, Ottawa, IL 61350
    /20

    $280,000

    • 4 Beds
    • 2 Baths

    1625 W Main St, Ottawa, IL 61350

    Two-Unit property on west side of Ottawa. This well-maintained two-unit building on the west side features two spacious 2-bedroom, 1-bath units, each with its own in-unit laundry. Off-street parking adds convenience, while the impressive 30X40 garage includes water and sewer, a generous workshop area-perfect for hobbies, storage or additional income potential. Additional features include a 200

    Cortney Kaufman Coldwell Banker Real Estate Group

    1625 W Main St, Ottawa, IL 61350
  • 718 W Jackson St, Ottawa, IL 61350
    718 W Jackson St, Ottawa, IL 61350
    718 W Jackson St, Ottawa, IL 61350
    /25

    $208,000

    • 5 Beds
    • 2 Baths

    718 W Jackson St, Ottawa, IL 61350

    Amazing Investment Opportunity in the Heart of Ottawa, IL! Don't miss this rare chance to own this two-unit duplex just minutes from charming downtown Ottawa. With 2,680 sq ft of total living space, this property offers both immediate rental income and long-term potential. Each unit features its own covered porch balcony, perfect for relaxing or entertaining. A detached 2-car garage and

    Cara Boren Crosstown Realtors, Inc.

    718 W Jackson St, Ottawa, IL 61350
  • 1201-1217 Illinois Ave, Ottawa, IL 61350
    1201-1217 Illinois Ave, Ottawa, IL 61350
    1201-1217 Illinois Ave, Ottawa, IL 61350
    /37

    $819,000

    • 6,724 Sq Ft

    1201-1217 Illinois Ave, Ottawa, IL 61350

    Attention Investors! If you value quality construction and exceptional maintenance, this is your chance to own a historic Ottawa landmark. Located at the corner of Illinois Avenue and Leland Avenue, this 7-unit brick residence offers both charm and investment appeal. Pride of ownership is evident, with a new rubber roof installed in 2017 and a meticulously maintained building. Many long-term

    George Shanley Coldwell Banker Real Estate Group

    1201-1217 Illinois Ave, Ottawa, IL 61350
Illinois La Salle County Ottawa

Multi-Family Homes & Duplexes for Sale in Ottawa, IL

Why Live in Ottawa

Ottawa, Illinois, situated approximately 90 miles southwest of downtown Chicago, is recognized for its location at the confluence of the Fox and Illinois Rivers. This small city serves as a scenic gateway to several state parks, including the notable Starved Rock State Park, which offers over 13 miles of trails leading to canyons and waterfalls. Washington Square Park in downtown Ottawa is historically significant as the site of the first Lincoln-Douglas debates in 1858. The Illinois River remains a tourist attraction, with the Sainte Genevieve Riverboat providing sightseeing cruises. Ottawa's housing options range from historic homes to modern subdivisions, including condos and townhouses. The downtown area is lively with independently run restaurants, boutiques, antique shops, and craft breweries. Ottawa hosts Third Friday events from May through September, highlighting local arts and retailers. The city is served by Ottawa Elementary School District 141 and Ottawa Township High School District 140, with private options like the highly rated Marquette Academy. A car is necessary for transportation, with Interstate 80 offering routes to Chicago and the Quad Cities. While crime rates are not specified as higher than the national average, homes near the rivers are identified as being in severe flood zones by the First Street Foundation.

Learn more about living in Ottawa

Home Trends in Ottawa, IL

On average, homes in Ottawa, IL sell after 32 days on the market compared to the national average of 52 days. The median sale price for homes in Ottawa, IL over the last 12 months is $195,000, up 5% from the median home sale price over the previous 12 months.

Housing Trends

Median Sale Price
$195,000
Median Single Family Sale Price
$310,000
Median Townhouse Sale Price
$479,000
Median 2 Bedroom Sale Price
$200,250
Average Price Per Sq Ft
$159
Number of Homes for Sale
61
Last 12 months Home Sales
285
Months of Supply
2.60
Median List Price
$215,950
Median Change From 1st List Price
1%
Median Home Sale Price YoY Change
5%
How to Buy a Home How to Finance a Home How to Sell a Home

In Ottawa, there are currently 4 multi-family homes for sale, providing an appealing investment opportunity for buyers. With multi-family homes priced between $208,000 to $819,000, there's a range to accomodate every budget. As of September, 2025 the median home price in Ottawa is $215,950, while the average sale price is $219,603, offering insights into the local housing market. On average, multi-family homes spend 32 days listed before being sold. Multi-family homes include a variety of property types, from duplexes, triplexes, and fourplexes, to apartment complexes, all within a single building divided to accommodate multiple families living separately. These multi-family properties for sale offer investors the chance to generate rental income. Whether you're considering a duplex for a beginner investment or an apartment complex for a more substantial venture, there are investment properties available to meet your requirements. Explore the range of multi-family homes for sale in Ottawa, IL.

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Homes.com Licensing Information

§ 442-H New York Standard Operating Procedures

New York Fair Housing Notice

TREC: Information about brokerage services, Consumer protection notice

California DRE #01937601

Contact Homes.com Brokerage

Copyright © 2025 CoStar Group