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Monroe County, IL Multifamily Properties for Sale

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Mixed-Use Investment in Downtown Columbia
$710,000
7,500 SF

Mixed-Use Investment in Downtown Columbia

127 N Main St, Columbia, IL 62236

Six income-generating units in historic downtown Columbia.

  • Six income‑generating units (3 commercial, 3 residential).
  • Prime location in the heart of historic downtown Columbia with high traffic.
  • Main‑level commercial spaces with street frontage and excellent visibility.
  • Mixed‑use building suitable for investors or owner‑occupants.
  • Spacious 1‑bedroom, 2.5‑bath residential unit with upstairs recreation area.
Updated: Dec 29, 2025
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Waterloo Duplex: Investment Opportunity
$239,000
1,532 SF

Waterloo Duplex: Investment Opportunity

201 Koenigsmark Ave, Waterloo, IL 62298

Well-maintained duplex in downtown Waterloo with income potential.

  • Great investment opportunity with income potential in downtown Waterloo.
  • Duplex offers versatility for investors or owner‑occupants.
  • Walking distance to downtown amenities, shops, and restaurants.
  • One unit is vacant (1 bed, 1 bath) and ready for immediate occupancy or rental.
  • Second unit is occupied (3 beds, 1 bath) with attached 2‑car garage.
Updated: Dec 24, 2025
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Multi-Use Commercial Building in Columbia
$1,100,000
11,100 SF

Multi-Use Commercial Building in Columbia

Commercial building with four spaces and two residential apartments.

102 N Main St, Columbia, IL 62236
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Well-Maintained Duplex in Waterloo, IL
$315,000
1,998 SF

Well-Maintained Duplex in Waterloo, IL

Duplex with 2BR/1BA units, garages, and outdoor spaces.

101 Jefferson Dr, Waterloo, IL 62298
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Based on your search, we've compiled 7 Potential Opportunities for your consideration. Besides 4 Active listings in Monroe County, IL, we suggest exploring several alternatives: similar 3 Off-Market properties to explore as potential leads

Explore Off-Market Properties in Monroe County, IL

Consider similar Off-Market properties in Monroe County, IL. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

503 Park St

503 Park St

Multifamily properties • 16,210 SF
Value Estimation by Request
503 Park St, Waterloo, IL 62298
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1366 Walnut Rdg Dr

1366 Walnut Rdg Dr

APARTMENT HOUSE (5+ UNITS) • 0.88 Acres
Value Estimation
$680,000
1366 Walnut Rdg Dr, Columbia, IL 62236-1039
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830 Glenbriar Dr

830 Glenbriar Dr

APARTMENT HOUSE (5+ UNITS) • 0.32 Acres
Value Estimation
$435,000
830 Glenbriar Dr, Waterloo, IL 62298-2025
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Monroe County, IL Multifamily Properties Investment Opportunities Market Analysis

Explore 7 multifamily properties for sale in Monroe County, IL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 116,684 square feet of properties for sale, with an estimated market value of $3,663,000.

Prices for multifamily properties in Monroe County, IL start at $159,000, averaging $523,285, and reaching up to $1,100,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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