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    Alton, IL
    Duplex

    Alton, IL Duplexes for Sale

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    Godfrey, IL East Alton, IL Wood River, IL Saint Louis, MO Cottage Hills, IL Bethalto, IL Roxana, IL Florissant, MO
    Brick Duplex Redevelopment Property
    Updated: Mar 31
    Brick Duplex Redevelopment Property

    427 E 4th Street, Alton, IL 62002

    $200,000
    2,275 sqft 0.22 AC lot
    2,275‑square‑foot duplex on a 0.22‑acre parcel
    Interior has been gutted for redevelopment
    Four bedrooms and two bathrooms
    Brick construction; built in 1940
    Located in a historic district with Mississippi River views
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    Remodeled Two-Unit Duplex
    Updated: Jul 22
    Remodeled Two-Unit Duplex

    821 Alby Street, Alton, IL 62002

    $124,900
    3,258 sqft 0.22 AC lot
    Two‑unit duplex with 2‑bedroom/1‑bathroom and 3‑bedroom/2‑bathroom residences
    Larger unit recently remodeled with updated finishes
    3,258 square feet on a 0.2204‑acre lot
    Built in 1891 with wood siding
    Forced‑air heating and window or wall/window cooling units
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    Two-Unit Duplex Property
    Two-Unit Duplex Property

    504 MARSH Avenue, Alton, IL 62002

    $119,000

    Vinyl-sided duplex with central air, forced-air heating, and off-street parking.

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    See what stands out in Madison 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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    Remodeled Duplex
    Remodeled Duplex

    821 Alby St, Alton, IL 62002

    $124,900
    3,258 sqft

    Two-unit residential property with distinct bedroom and bathroom layouts, including one recently updated residence.

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    Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 4 Active listings in Alton, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Three-Unit Multifamily Property
    Three-Unit Multifamily Property

    1036 Theobald St, Saint Louis, MO 63147

    $205,000
    2,300 sqft

    Front duplex and separate rear dwelling provide a compact multifamily configuration.

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    Fully Occupied Brick Duplex
    Fully Occupied Brick Duplex

    2-6714 Saint Louis Ave, Saint Louis, MO 63135

    $129,900
    2,353 sqft

    Two distinct living areas provide a practical layout for rental use.

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    Brick Duplex with Basement
    Brick Duplex with Basement

    8873 Lowell Street, St, Louis, MO 63147

    $199,900
    2,288 sqft 0.14 AC lot

    Two occupied units offer an established rental configuration with additional basement storage and utility space.

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    Brick Duplex With Third Level
    Brick Duplex With Third Level

    8447 Newby Street, St, Louis, MO 63147

    $59,900
    4,060 sqft 0.16 AC lot

    Requires comprehensive renovation and retains original millwork, interior doors, and baseboards.

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    Alton, IL Duplexes Market Trends and Statistics

    Explore 4 duplexes for sale in Alton, IL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 8,791 square feet of properties for sale, with an estimated market value of $568,800.

    Sale prices for duplexes in Alton, IL start at $119,000, averaging $142,200, and reaching up to $200,000 — 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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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Apartment buildings 4
    Duplexes 4
    Quadplexes 3
    Short term rental properties 1
    Triplexes 1

    Demographics Overview

    Population 30K
    Population Growth (5Y) -3.3%
    Median Household Income $57,851
    College Educated 32.2%

    High-Yield Neighborhoods for Investment

    Identify Alton submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    62002 $127.6K

    Taxes & Financing

    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Madison County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in Madison County

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    Residential Income

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    Most Searched ZIP Codes in Alton, IL

    • 62002

    Featured Alton Real Estate Agencies

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

    Tarrant & Harman Real Estate and Auction Co.
    3644 Fosterburg Rd. Alton, IL 62002
    Phone: 16184339436
    www.tarrantandharman.com

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