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    Rock Island County, IL Duplexes for Sale

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    Two-Unit Duplex Property
    Updated: Jan 30
    Two-Unit Duplex Property

    806 24th Street, Rock Island, IL 61201

    Contact for pricing
    1,300 sqft
    Two‑unit duplex with approximately 1,300 finished sq ft
    Unit 1 includes 700 sq ft, 1 bedroom, and 1 bathroom
    Unit 2 includes 600 sq ft, 2 bedrooms, and 1 bathroom
    One unit is occupied; the second unit is vacant
    Located in Rock Island, IL 61201
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    Silvis Duplex Investment Opportunity
    Updated: Aug 25, 2025
    Silvis Duplex Investment Opportunity

    224-226 1ST Avenue, Silvis, IL 61282

    $101,610
    2,220 sqft
    Excellent investment opportunity with both units currently rented.
    Each unit features 2 bedrooms and 1 bathroom.
    Laundry hookups are available in the basement of each unit.
    Each unit pays own utilities.
    Enjoy front and back porches for each unit.
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    Updated Two-Unit Duplex
    Updated Two-Unit Duplex

    1218-1220 11 Street, Moline, IL 61265

    $225,000

    Two mirrored residences offer refreshed interiors, modern appliances, and recently replaced cooling systems.

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    See what stands out in Rock Island County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Updated Duplex with Carport
    Updated Duplex with Carport

    628 1st Avenue, Silvis, IL 61282

    $130,000

    Two residential units offer refreshed building systems, selected interior improvements, and tenant-paid utilities and lawn care.

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    Updated Two-Unit Duplex
    Updated Two-Unit Duplex

    1438 18th St, East Moline, IL 61244

    $159,000

    Each residence offers a two-bedroom layout with one full bathroom, supporting a straightforward dual-unit configuration.

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    Updated Side-by-Side Duplex
    Updated Side-by-Side Duplex

    Rock Island, IL 61201

    $99,900

    Two-unit residential property with refreshed interiors, laundry connections, attic storage, and rear parking.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Occupied Duplex with Newer Roof
    Occupied Duplex with Newer Roof

    1730 10th Street, Moline, IL 61265

    $58,000

    Two residential units include one two-bedroom apartment and one one-bedroom apartment.

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    Two-Unit Duplex with Alley Parking
    Two-Unit Duplex with Alley Parking

    Rock Island, IL 61201

    $90,000

    Two-unit residential income property with one occupied apartment, a second available unit, and tenant-paid utilities.

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    Updated Brick Duplex
    Updated Brick Duplex

    1009 & 1011 14th St, Silvis, IL 61282

    $140,000

    Two-bedroom units feature separate utility meters, laundry hookups, and individual heating and cooling systems.

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    Updated Side-by-Side Duplex
    Updated Side-by-Side Duplex

    1415 18th Ave, East Moline, IL 61244

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    Two residential units feature refreshed interiors and rear parking.

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    Updated Duplex with Separate Entrances
    Updated Duplex with Separate Entrances

    2413 11th Avenue A, Moline, IL 61265

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    Two-story income property with renovated interiors, individual utility meters, and off-street parking.

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    Two-Unit Duplex with Garage
    Two-Unit Duplex with Garage

    2748 11th Avenue C, Moline, IL 61265

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    Up-and-down layout includes separate kitchens, living rooms, and basement laundry hookups.

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    Two-Unit Duplex with Porches
    Two-Unit Duplex with Porches

    1118 14th Avenue, Moline, IL 61265

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    Well-maintained income property with defined living, dining, kitchen, and porch areas in each residence.

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    Duplex Residential Property
    Duplex Residential Property

    Rock Island, IL 61201

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    Two-unit property located in Rock Island near Augustana College.

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    Updated Two-Unit Duplex
    Updated Two-Unit Duplex

    2432 5th Ave, Moline, IL 61265

    $75,000

    Top-and-bottom residential layout with refreshed heating equipment in both one-bedroom units.

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    Two-Unit Duplex
    Two-Unit Duplex

    349 10th Street, Moline, IL 61265

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    Each residence provides two bedrooms and one bathroom, with one unit available for occupancy.

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    Two-Unit Duplex
    Two-Unit Duplex

    1600 12TH Avenue, Rock Island, IL 61201

    $80,000

    A 1921 residential property with two separate living units.

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    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 17 Active Listings in Rock Island County, IL

    Rock Island County, IL Duplexes Market Trends and Statistics

    Explore 17 duplexes for sale in Rock Island County, IL, showcased through 17 active listings on our real estate platform. These investment opportunities span a total of 3,520 square feet of properties for sale, with an estimated market value of $1,158,510.

    Sale prices for duplexes in Rock Island County, IL start at $58,000, averaging $115,851, and reaching up to $225,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Featured Rock Island County Real Estate Agencies

    Realmo connects you with licensed Rock Island County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Quad Cities Iowa Realty
    3110 Avenue of the Cities Moline, IL 61265
    Phone: 13092779701
    www.qciowarealty.com

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