St. Clair County IL Multifamily Homes & Duplexes for Sale

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  $400,000

  $50K PRICE DROP

  • 3 Beds
  • 2 Baths
  • 3,838 Sq Ft

  108 E Main St, Mascoutah, IL 62258

  108-110 E Main St - a unique investment opportunity in the heart of downtown Mascoutah! This mixed-use 4-plex offers multiple income streams with plenty of upside potential. Two of the four units are currently occupied, with a long-term commercial tenant paying $950 per month and a one-bedroom residential tenant paying $750 per month. The main-level commercial space currently rented for $1,300

  

  Michaela Mendez

  Strano & Associates

  (618) 268-1132

  108 E Main St, Mascoutah, IL 62258
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  /7

  $165,000

  • 4 Beds
  • 2 Baths
  • 1,740 Sq Ft

  40 Queensway Dr, Belleville, IL 62226

  Solid all-brick duplex opportunity in a prime Belleville location! Situated on a corner lot with attached carports, this well-maintained investment property offers strong rental appeal and reliable cash flow with local property management already in place. Each unit features a functional 2-bedroom floor plan with spacious family rooms, hardwood flooring, washer/dryer connections, and layouts

  

  Chris Kelly

  Real Broker LLC

  (866) 608-7275

  40 Queensway Dr, Belleville, IL 62226
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  /8

  $165,000

  • 4 Beds
  • 2 Baths
  • 1,740 Sq Ft

  30 Queensway Dr, Belleville, IL 62226

  Solid all-brick duplex opportunity in a prime Belleville location! Situated on a lot with attached carports, this well-maintained investment property offers strong rental appeal and reliable cash flow with local property management already in place. Each unit features a functional 2-bedroom floor plan with spacious family rooms, washer/dryer connections, and layouts tenants love for long-term

  

  Chris Kelly

  Real Broker LLC

  (888) 926-8201

  30 Queensway Dr, Belleville, IL 62226
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  /19

  $249,900

  • 4 Beds
  • 3 Baths
  • 2,259 Sq Ft

  7440 W C St, Belleville, IL 62223

  Attention investors - here is a rare find of a triplex in practically move in ready condition! Also the perfect opportunity for those looking to "house hack"! Live in one unit and rent the other two. Major renovations have been done in the past year - including NEW roof, siding, most plumbing, flooring, paint, light fixtures, bathrooms gut remodeled, and kitchen countertops. Also new is the

  

  Cathy Dey

  The Hermann London Group, Llc

  (888) 590-3472

  7440 W C St, Belleville, IL 62223
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  /21

  $385,000

  • 14 Beds
  • 10 Baths
  • 1,896 Sq Ft

  23 W Laurel St, Millstadt, IL 62260

  Beautiful Victorian-style home thoughtfully converted into four separate apartments, blending timeless old-world charm with modern updates. Located in the heart of Millstadt and within walking distance to local restaurants and shops, this property offers both strong cash flow and long-term appreciation potential.Income-Producing Details:• Gross Monthly Income: $3,625• Monthly

  Judy Ross Southern Illinois Realty, LLC

  23 W Laurel St, Millstadt, IL 62260
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  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1721 Old Park Ln, Belleville, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1721 Old Park Ln, Belleville, IL 62226
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  /7

  $170,000

  $10K PRICE DROP

  • 4 Beds
  • 4 Baths
  • 1,120 Sq Ft

  124 N Virginia Ave, Belleville, IL 62220

  Come check out this awesome cash flowing duplex for sale. Each side is a 2 Bedroom 1.5 bathroom. There is plenty of space with huge rooms. The left side has new carpet as of 2025 and Updated Cabinets. There is a Half bath on the main floor. The upstairs have 2 Large bedrooms and a full bath. There is also space for storage in the basement as well. The right side of the duplex has a long term

  Tristan Reising Mustard Seed Realty

  124 N Virginia Ave, Belleville, IL 62220
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  /13

  $375,000

  $45K PRICE DROP

  • 18 Beds
  • 17 Baths
  • 1,992 Sq Ft

  1223 W Main St, Belleville, IL 62220

  Check out this fully renovated 5-unit investment property! This building has been completely updated from top to bottom, including all-new electrical wiring with separate meters, and fully redone plumbing throughout all units. Each unit features new water heaters, bathtubs, vanities, flooring, cabinets, and modern light fixtures. The property is equipped with high-efficiency mini-split systems

  Tristan Reising Mustard Seed Realty

  1223 W Main St, Belleville, IL 62220
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  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1833 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1833 Old Park Ln, Swansea, IL 62226
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  /17

  $160,000

  $25K PRICE DROP

  • 1,295 Sq Ft

  3709 W Main St, Belleville, IL 62226

  Come Check out this Thriving business for sale. This is a active Hair Salon. There are 6 Stations Total 4 of them are Rented. 2 - $300/Month 1 - $250/Month . Still two more booths Ready to be rented. There is also a huge 1 bedroom apartment attached to the Salon as well Rented for $925.00/Month. They have customers coming in and out all day long and also on a very busy street. Come check it out

  Tristan Reising Mustard Seed Realty

  3709 W Main St, Belleville, IL 62226
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  /2

  $175,000

  $320K PRICE DROP

  300 W Mill St Unit 37, Marissa, IL 62257

  Multi Properties (currently 37 pads for mobile homes) This price is for 2 parcels in MarissaHuge Price Drop, Owner has priced to sell, and will not offer owner financing Parcel #'s 21-27.0-113-016 & 21-27.0-113-002 & 08-18.0-301-028 These are NOT apartment buildings, this is a mobile home park with 2 owner owned homes included, few tenant owned mobiles, and the rest vacant pads Marissa

  Gerry Davidson Prestige Realty Group

  300 W Mill St Unit 37, Marissa, IL 62257
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  /2

  $65,000

  • 2 Beds
  • 2 Baths
  • 1,132 Sq Ft

  411 N 5th St, Belleville, IL 62220

  Attention investors! This charming, 2 unit home is the perfect addition to your portfolio. Both units are tenant occupied. Spacious living room and Eat-in kitchens. Each unit has 1 bed and 1 full bath. Conveniently located.

  Andrew Hannigan Keller Williams Pinnacle

  411 N 5th St, Belleville, IL 62220
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  /2

  $362,500

  • 9 Beds
  • 9 Baths
  • 1,680 Sq Ft

  261 Aaron Ct Unit 1 & 2, Mascoutah, IL 62258

  Great Investment opportunity. Fully rented, townhouse-style duplex, with long term tenants, located in the heart of Mascoutah. Professionally managed and well maintained. Seller also owns 2 other duplexes nearby and would like to sell in a package.

  Claire Leopold Nester Realty

  261 Aaron Ct Unit 1 & 2, Mascoutah, IL 62258
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  /19

  $395,000

  • 14 Beds
  • 8 Baths
  • 5,026 Sq Ft

  101 and 105 S 5th St, Dupo, IL 62239

  Fantastic investment opportunty. 2 buildings 6 units total. 2 Units are 3 bed/2 bath and 4 units are 2 bed/1 bath. All units are leased on month to month making rent adjustments easy for new owner (except 1 which expires 9/2026). 3 beds/2 baths are in brick building. Both rent for $788 per month. Both tenants have been there for several years. 2 bed/1 bath units are in the frame building. 2 units

  Tammy Hines Tammy Mitchell Hines & Co.

  101 and 105 S 5th St, Dupo, IL 62239
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  /6

  $15,000

  • 2,520 Sq Ft

  3312 Market Ave, East St. Louis, IL 62207

  This Property will be auctioned on Auction.com - please go to the website, register an account and submit your offer(s). 2-UNIT INCOME PROPERTY + BONUS LAND! Massive duplex with estimated 6BR/2BA PLUS adjacent vacant lot at 3308 Market St. SOLD TOGETHER = 0.28 acres. 1,680 above grade sq ft plus an 840 sq ft basement! A total of 3 separate PINs at: 02-30.0-400-006, 02-30-0-400-007,

  Ryan Widerberg eXp Realty

  3312 Market Ave, East St. Louis, IL 62207
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  /2

  $262,500

  • 6 Beds
  • 3 Baths
  • 2,040 Sq Ft

  303 Aaron Ct Unit A & B, Mascoutah, IL 62258

  Great Investment opportunity. Fully rented, one story duplex, with long term tenants, located in the heart of Mascoutah. Professionally managed and well maintained. Seller also owns 2 other duplexes nearby and would like to sell in a package.

  Claire Leopold Nester Realty

  303 Aaron Ct Unit A & B, Mascoutah, IL 62258
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  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1821 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1821 Old Park Ln, Swansea, IL 62226
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  /5

  $100,000

  • 2 Beds
  • 1 Bath
  • 1,050 Sq Ft

  Unlisted Address

  Great investment opportunity or easy, low-maintenance living! This 2 bed, 1 bath villa is currently tenant-occupied with a month-to-month lease—perfect for investors looking to add to their portfolio or for a future owner-occupant option. The spacious living room flows seamlessly into the eat-in kitchen, creating functional layout. A generously sized laundry room is centrally located for added

  Brittney Litteken Homes By Janell

  Unlisted Address
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  /14

  $135,000

  $8K PRICE DROP

  • 4 Beds
  • 2 Baths
  • 1,441 Sq Ft

  1301 N Charles St, Belleville, IL 62221

  Discover this updated duplex sitting on a spacious corner lot, full of opportunity and ready for its next chapter. Whether you're looking to invest or find a place to call home, this property has so much to offer! Updated kitchen and baths and plenty of potential for your personal touch. The corner location provides added space, extra light, and great curb appeal. Home sold as-is.

  Joe Lopiccolo American Realty Group

  1301 N Charles St, Belleville, IL 62221
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  /11

  $55,000

  $5K PRICE DROP

  • 1 Bed
  • 2 Baths

  421 E A St, Belleville, IL 62220

  Amazing investment opportunity! This duplex features two 1 bedroom, 1 bathroom units, offering strong income potential. One unit is already occupied by a long-term tenant paying $625 per month, providing immediate cash flow. Water, sewer, and trash included in rent, simplifying utility management. New roof 2024. Ideal for investors or owner-occupants looking to offset expenses. Convenient layout

  Dana Lewis Live Laugh Illinois Real Estate Group

  421 E A St, Belleville, IL 62220
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  /39

  $70,000

  • 13 Beds
  • 12 Baths
  • 1,690 Sq Ft

  443 Chaudet Ave, East Saint Louis, IL 62206

  Investor Special – Two Homes on One Parcel! Rare opportunity to own two separate homes on one parcel at 443 & 445 Chaudet—perfect for investors, multi-generational living, or buyers looking to offset their mortgage with rental income. The main home offers a spacious layout with a large living room, kitchen, two bedrooms, and a full bath, providing a solid foundation to renovate and customize. The

  Anthony Neely Keller Williams Marquee

  443 Chaudet Ave, East Saint Louis, IL 62206
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  /2

  $140,000

  $10K PRICE DROP

  • 6 Beds
  • 4 Baths

  202 Wabash Ave, Belleville, IL 62220

  Here is an amazing opportunity to purchase this property individually or as a package. Please contact your agent for the complete list of properties and rent roll. The units are professionally managed by Christone Enterprises LLC. Some tenants are on month-to-month agreements ( long term tenants ) , while others are under one-year leases. All tenants wish to stay. Please do not disturb tenants.

  Viktoriia Kovel Keller Williams Pinnacle

  202 Wabash Ave, Belleville, IL 62220
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  /12

  $500,000

  • 12 Beds
  • 40 Baths
  • 6,436 Sq Ft

  1367 Pennsylvania Ave, East Saint Louis, IL 62205

  Discover this recently built quadplex featuring four spacious, two-story townhomes—each with its own attached two-car garage. Constructed in 2013, every unit offers 3 bedrooms and 2.5 bathrooms, ample living space with 1609 square feet per unit and delivering modern convenience and comfort. This property is an outstanding passive income opportunity with strong rental appeal. Whether you're

  Delicia Lacy New Growth Realty LLC

  1367 Pennsylvania Ave, East Saint Louis, IL 62205
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  /4

  $158,900

  $6K PRICE DROP

  • 8 Beds
  • 4 Baths

  427 East Dr, Marissa, IL 62257

  Four 2 bedroom/1 bath units great investment opportunity or for personal occupancy.

  Annette Wendler Coldwell Banker Brown Realtors

  427 East Dr, Marissa, IL 62257
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  /32

  $585,000

  25 S 76th St, Belleville, IL 62223

  Presenting a prime investment opportunity in the heart of Belleville, Illinois—a 12-unit apartment building located in a quiet, residential neighborhood. Currently, approximately 83% of the units are rented, offering immediate income with room to increase cash flow through lease-up and potential rent adjustments.The building includes a mix of spacious one-bedroom and two-bedroom units,

  Patrice Tucker Keller Williams Pinnacle

  25 S 76th St, Belleville, IL 62223
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  /22

  $1,520,000

  $77K PRICE DROP

  • 27 Beds
  • 17 Baths

  161 Eagle Ridge Unit 161, O Fallon, IL 62269

  Price Improvement!! Exceptional opportunity to acquire a fully-leased, 17-unit income-producing condominium portfolio in O'Fallon. This stabilized offering includes a diversified mix of one- and two-bedroom residences across multiple phases within Eagle Ridge Condominiums. Currently, all 17 units are occupied. Several units have been remodeled, enhancing long-term value and tenant appeal. All

  Kevin Beck Kunkel Wittenauer Group, Inc

  161 Eagle Ridge Unit 161, O Fallon, IL 62269
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  /71

  $599,000

  New Construction Open Sat 12PM - 2PM

  • 3 Beds
  • 3 Baths
  • 2,682 Sq Ft

  837 Bushwood Way, O'Fallon, IL 62269

  Experience luxury, maintenance free living at 837 Bushwood Way in O’Fallon, IL, a beautifully crafted Spencer Homes villa located in the desirable Enclave at Augusta Greens. Thoughtfully designed with comfort, convenience, and long term livability in mind, this 3 bedroom, 3 bathroom home features quality craftsmanship, refined finishes, and universal design elements that make everyday living feel

  Benjamin Jenkins Real Broker LLC

  837 Bushwood Way, O'Fallon, IL 62269
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  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1749 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1749 Old Park Ln, Swansea, IL 62226
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  /66

  $579,000

  New Construction Open Sat 12PM - 2PM

  • 3 Beds
  • 3 Baths
  • 2,479 Sq Ft

  829 Bushwood Way, O'Fallon, IL 62269

  Experience refined, maintenance free living at 829 Bushwood Way in O’Fallon, Illinois, a beautifully crafted Spencer Homes villa located in the desirable Enclave at Augusta Greens. Designed with comfort, convenience, and long term livability in mind, this 3 bedroom, 3 bathroom home blends quality new construction with thoughtful universal design features, making everyday living feel simple,

  Benjamin Jenkins Real Broker LLC

  829 Bushwood Way, O'Fallon, IL 62269
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  /39

  $385,000

  • 3 Beds
  • 3 Baths
  • 2,646 Sq Ft

  1675 Lakepointe Estates Dr, O Fallon, IL 62269

  Welcome Home! Your Villa is nestled in the Lakepointe Estate neighborhood on a quiet cul de sac lot backing into wooded area. This open spacious home is in Mint Condition with many updates throughout offering a carefree lifestyle. Open Spacious 3 bedroom 3 bath home is move in ready. Featuring Hardwood flooring on main level in Great room, dining area, both bedrooms and entry. Spacious Primary

  Mary Boente Coldwell Banker Brown Realtors

  1675 Lakepointe Estates Dr, O Fallon, IL 62269
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  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1837 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1837 Old Park Ln, Swansea, IL 62226
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  /2

  $40,000

  • 5 Beds
  • 2 Baths
  • 1,260 Sq Ft

  544 N 29th St, East Saint Louis, IL 62205

  This is a fully occupied two-family income property ready to generate returns from day one.The lower unit features 2 bedrooms and 1 bathroom with laundry access via the shared cellar. The upper unit offers 3 bedrooms and 1 bathroom. The shared cellar also provides additional storage for both units.Property is occupied — please do not disturb tenants. Showings will only be permitted upon

  Lyna McGill Keller Williams Marquee

  544 N 29th St, East Saint Louis, IL 62205
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  /22

  $159,000

  $30K PRICE DROP

  • 4 Beds
  • 2 Baths
  • 1,122 Sq Ft

  29 N 14th St, Belleville, IL 62220

  Investors, here is the opportunity with this promising duplex just off Main St in Belleville, IL. Each unit boasts a well-designed layout featuring 2 bedrooms and 1 bathroom, offering comfortable living spaces for tenants. The flexibility is yours to set rent rates and lease terms for the currently vacant newly renovated unit. Occupied unit currently rents for $925 per month. Positioned in a

  Brenda Chandler Property Peddler, Inc

  29 N 14th St, Belleville, IL 62220
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  /6

  $139,900

  $5K PRICE DROP

  • 2,584 Sq Ft

  23 N 11th St, Belleville, IL 62220

  3 unit building, each unit is on its own level. 2 upper units are occupied with long term tenants. Main level unit rented as of March 2026. Ample off street parking. Two level foyer, full walk-up basement for storage only. Due not disturb tenants.

  Deborah Moore Just Wright Realty

  23 N 11th St, Belleville, IL 62220
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  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1817 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1817 Old Park Ln, Swansea, IL 62226
• 

  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1853 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1853 Old Park Ln, Swansea, IL 62226
• 

  

  /4

  $158,900

  $6K PRICE DROP

  • 8 Beds
  • 4 Baths

  434 East Dr, Marissa, IL 62257

  Four 2 bedroom/1 bath units great investment opportunity or for personal occupancy.

  Annette Wendler Coldwell Banker Brown Realtors

  434 East Dr, Marissa, IL 62257
• 

  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1849 Old Park Ln, Swansea, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1849 Old Park Ln, Swansea, IL 62226
• 

  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1733 Old Park Ln, Belleville, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1733 Old Park Ln, Belleville, IL 62226
• 

  /2

  $319,900

  New Construction

  • 2 Beds
  • 2 Baths
  • 1,522 Sq Ft

  1729 Old Park Ln, Belleville, IL 62226

  Are you ready to take some of your time back and move to low-maintenance living??? This beautiful to be built ATTACHED Villa can be personalized to suit your style. The Somerset floor plan is a 2 bedroom, 2 bath Villa with full basement. The open floor plan boasts a foyer entry, dining area, kitchen with center island and pantry, breakfast area, great room, and two large bedrooms. The primary

  Paula Peppers Re/Max Signature Properties

  1729 Old Park Ln, Belleville, IL 62226

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