Homes for sale under $300k in Waterloo, IL

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ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Full-Brick Ranch with Fireplaces and Updates Throughout! This full-brick ranch home offers comfort, character, and convenience with numerous updates and a well-kept yard. Step inside to find a spacious great room and dining combination centered around a full masonry, real-stone woodburning fireplace — perfect for cozy nights and entertaining. The living room features carpet replaced just two years ago, while fresh paint on ceilings and walls gives the home a bright, move-in-ready feel. The kitchen features durable vinyl plank flooring that flows through the hall and bath, plus a newer stove. It also has a refrigerator, dishwasher, microwave and garbage disposal. A sliding glass door l

$300,000

3 beds2 baths1,332 sq ft

707 S Library St, Waterloo, IL 62298

Full brick ranch • Private backyard • Built in wood box

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Welcome to 107 Parkwood Dr! This single-family home offers a comfortable retreat just minutes away from all the shopping, dining, and entertainment options in downtown Waterloo, IL. This property presents a wonderful opportunity to create a home filled with lasting memories. As you enter the main level, you’ll find a cozy living room flooded with natural light from the large bay window. Upstairs, there is a primary bedroom that features a pass-through bathroom leading to the hallway, along with two additional bedrooms. The lower level boasts a spacious family room, perfect for entertaining, complete with an extra dining area and a wet bar! Recent updates include new flooring in the m

$275,000

3 beds2 baths1,664 sq ft

107 Parkwood Dr, Waterloo, IL 62298

0.26 acre lot • 2 garage spots • Built 1984

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Extensively updated home with income potential! 314 Church St. offers 2,268 sq ft on a double lot near downtown. Main home features 3BR/2BA, plus breezeway-connected studio with private bath and roughed-in space for a kitchen-ideal for flexible living or rental income. Recent updates include new roof (2024), sewer line (2025), siding, gutters, soffit (2025), Rheem A/C (2022), hot water heater (2024), resurfaced tub, new windows, and fully renovated back bedrooms and apartment unit. Spacious living areas, 2-car garage with workbench, and large back patio. Ask your agent for the full list of improvements!

$274,900

4 beds2 baths2,268 sq ft

314 N Church St, Waterloo, IL 62298

0.39 acre lot • 2 garage spots • Built 1946

OPEN SAT, 11AM TO 1PM

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Welcome to your new home in the highly sought-after Waterloo School District! Nestled on over half an acre, this inviting 3 bedroom, 3 bathroom property offers the perfect blend of space, comfort, and convenience. As you step inside, you’re greeted by a bright and open layout designed for easy everyday living. The main living areas offer plenty of room to gather, relax, and entertain, with natural light filling the space throughout the day. One of the standout features of this home is the huge primary bedroom, a true retreat with plenty of room for a sitting area, office nook, or personal relaxation space. The oversized primary bathroom offers additional comfort, giving you the privac

$265,000

3 beds2.5 baths2,240 sq ft

7057 State Route 156, Waterloo, IL 62298

0.52 acre lot • 3 garage spots • Built 1950

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Great Investment Opportunity in Downtown Waterloo! Don’t miss your chance to own this well-maintained duplex perfectly situated in the heart of downtown Waterloo. Each unit offers its own unique layout and features, making it an excellent option for investors or owner-occupants. The vacant unit includes 1 bedroom, 1 full bath, a spacious living room, and an open kitchen and dining area. The basement offers additional storage and laundry hookups for convenience. The occupied unit features 3 bedrooms, 1 full bath, a kitchen and dining area, laundry hookups in the basement, and an attached 2-car garage. Whether you’re looking to live in one side and rent the other, or add to your i

$249,000

7 beds3 baths1,532 sq ft

201 Koenigsmark Ave, Waterloo, IL 62298

5,532 sq ft lot • 2 garage spots • Built 1953

Property at 306 Walnut St, Waterloo, IL 62298, 4 beds, 1.5 baths

$248,900

4 beds1.5 baths1,380 sq ft

306 Walnut St, Waterloo, IL 62298

Property at 235 N Moore St, Waterloo, IL 62298, 3 beds, 1.5 baths

$219,900

3 beds1.5 baths2,145 sq ft

235 N Moore St, Waterloo, IL 62298

Property at 335 W 4th St, Waterloo, IL 62298, 2 beds, 1 bath

$150,000

2 beds1 bath1,062 sq ft

335 W 4th St, Waterloo, IL 62298

Property at 517 S Church St, Waterloo, IL 62298, 1 bed, 1 bath

$149,500

1 bed1 bath775 sq ft

517 S Church St, Waterloo, IL 62298

Property at 222 Buchanan St, Waterloo, IL 62298, 3 beds, 1 bath

$139,900

3 beds1 bath1,240 sq ft

222 Buchanan St, Waterloo, IL 62298

Property at 108 S Moore St, Waterloo, IL 62298, 2 beds

$65,000

2 beds— baths1,134 sq ft

108 S Moore St, Waterloo, IL 62298

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OPEN SUN, 11AM TO 1PM

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Beautifully maintained 3 bed, 2 bath ranch offering inviting curb appeal and a warm, welcoming interior! This move-in-ready home features an open floorplan with a cozy gas fireplace, updated lighting, and a spacious kitchen with painted cabinets, stainless steel appliances, a gas range, and breakfast bar seating. The primary suite includes a walk-in closet, double vanity, separate shower, and a large soaking tub. Two additional bedrooms and a full bath complete the main level. Step outside to an oversized patio with string lights—perfect for outdoor dining, relaxing, or entertaining. Additional highlights include main-level laundry and a 2-car garage. Don’t miss this one!

$300,000

3 beds2 baths1,723 sq ft

101 E Harrisonville Dr, Valmeyer, IL 62295

0.27 acre lot • 2 garage spots • Built 2004

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Charming 3-bedroom, 4-bath home on a corner lot in Sunset Meadows! This 2-story home offers 1,868 sq ft of living space with a spacious layout and great functionality. Enjoy a large, fenced backyard and a desirable side-entry 2-car garage. The walk-out lower level is partially finished and includes a convenient 3/4 bath—perfect for future expansion or additional living space. Located at the end of a no-through street for added privacy. Move-in ready and full of potential!

$289,500

3 beds3.5 baths2,868 sq ft

202 Sun Valley Dr, Smithton, IL 62285

0.24 acre lot • 2 garage spots • Built 2001

OPEN DEC 14, 1PM TO 3PM

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Spacious Ranch Home on Corner Lot in New Valmeyer! Welcome to this fantastic 3-bedroom, 2-bathroom ranch-style residence nestled on a generous corner lot in the heart of New Valmeyer. Offering over 2,200 square feet of finished living space, this home combines comfort, functionality, and charm—perfect for families, remote professionals, or anyone seeking a peaceful lifestyle with easy access to metropolitan amenities. Prime Location with Seamless Commute. Situated just minutes from Bluff Road, this property provides a smooth, traffic-free route to St. Louis, making your daily commute or weekend outings both convenient and stress-free. Inviting Interior Features - Open-concept living a

$285,000

3 beds2 baths2,250 sq ft

109 N Meyer N, Valmeyer, IL 62295

Main floor laundry • Eat-in kitchen • Prime location

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Travel back in time while enjoying modern comfort in this immaculate 1870’s home, located in the heart of the charming Maeystown community. Surrounded by beautifully maintained landscaping and flowers, this residence combines timeless character with thoughtful updates. The kitchen features custom hickory cabinets, Cambria Quartz countertops, and commercial-grade refrigerators and freezer, with space to add a dishwasher drawer. Original flooring remains throughout most of the home, preserving its historic charm, with tasteful updates in the kitchen, dining room (built-in cabinets), and baths. Major improvements include a new metal roof on the house (2020) and garage (2023), brick repai

$275,000

3 beds2 baths1,636 sq ft

1201 Franklin St, Maeystown, IL 62256

0.41 acre lot • 3 garage spots • Built 1870

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
Come to your slice of tranquility! This beautifully maintained 3 bedroom, 2 bath ranch style home offers the perfect blend of nature, comfort, and convenience. Nestled in a quiet neighborhood, the property sits directly across from the water, offering stunning views and peaceful walks just steps from your front doo. Out back, enjoy the open expense of a farmer's field - no neighbors, just nature. Inside you'll find a spacious layout ideal for anyone seeking a calm retreat. Fantastic kitchen with plenty of cabinets and a beautiful bayed eating area. A separate laundry room with washer and dryer included. Great Room with cathedral ceiling and a fireplace and french door to deck and beautiful

$254,500

3 beds2 baths1,812 sq ft

9037 Range Dr, New Athens, IL 62264

Hardwoods • Lake view • Gas fireplace

ABOUT THIS HOME
Homes for sale under $300k in Waterloo, IL
This 3 bed, 3 bath Arnold home offers the perfect blend of comfort, function, and peace of mind. Step inside to a freshly painted interior throughout, giving the entire home a clean, modern feel. The main level features two full baths, including a hallway bath with a new vanity and new exhaust fan, plus a spacious living area that flows easily into the kitchen and dining space. The eat-in kitchen is fully equipped with TONS of cabinets & counter space + a pantry. A sliding glass door from the kitchen leads to the oversized deck that over looks the large fenced in backyard. The finished walk out basement expands your living options with new LVP flooring, complete with a large second li

$249,900

3 beds3 baths1,680 sq ft

2767 Tiara Dr, Arnold, MO 63010

0.29 acre lot • 2 garage spots • Built 1972

Property at 3026 Nettie Dr, Saint Louis, MO 63129, 4 beds, 1 bath

$249,900

4 beds1 bath2,076 sq ft

3026 Nettie Dr, Saint Louis, MO 63129

Property at 1129 Stone St, Red Bud, IL 62278, 3 beds, 2 baths

$245,000

3 beds2 baths1,350 sq ft

1129 Stone St, Red Bud, IL 62278

Property at 223 N Cedar Bluff Dr, Valmeyer, IL 62295, 4 beds, 2 baths

$240,000

4 beds2 baths2,508 sq ft

223 N Cedar Bluff Dr, Valmeyer, IL 62295

Property at 110 N Park St, Hecker, IL 62248, 3 beds, 2 baths

$225,000

3 beds2 baths1,689 sq ft

110 N Park St, Hecker, IL 62248

Property at 2524 Tanglewood Dr, Arnold, MO 63010, 2 beds, 2.5 baths

$225,000

2 beds2.5 baths1,716 sq ft

2524 Tanglewood Dr, Arnold, MO 63010

Property at 704 Idaho Dr, Arnold, MO 63010, 2 beds, 1 bath

$199,000

2 beds1 bath936 sq ft

704 Idaho Dr, Arnold, MO 63010

Property at 408 S Smith St, Smithton, IL 62285, 3 beds, 1 bath

$188,900

3 beds1 bath1,324 sq ft

408 S Smith St, Smithton, IL 62285

Property at 14 N High St, Smithton, IL 62285, 4 beds, 2 baths

$179,900

4 beds2 baths1,742 sq ft

14 N High St, Smithton, IL 62285

Property at 3270 Bayvue Blvd, Arnold, MO 63010, 3 beds, 2 baths

$178,000

3 beds2 baths888 sq ft

3270 Bayvue Blvd, Arnold, MO 63010

Property at 6808 Cottage Grove Ln Unit I, Saint Louis, MO 63129, 2 beds, 1 bath

$155,000

2 beds1 bath883 sq ft

6808 Cottage Grove Ln Unit I, Saint Louis, MO 63129

Property at 4550 Barleyridge Dr, Smithton, IL 62285, 4 beds, 2 baths

$150,000

4 beds2 baths1,764 sq ft

4550 Barleyridge Dr, Smithton, IL 62285

Property at 230 E Monroe St, Hecker, IL 62248, 3 beds, 1 bath

$149,000

3 beds1 bath1,094 sq ft

230 E Monroe St, Hecker, IL 62248

Property at 3109 Broken Oak Unit D, Saint Louis, MO 63129, 1 bed, 1 bath

$114,900

1 bed1 bath640 sq ft

3109 Broken Oak Unit D, Saint Louis, MO 63129

Based on information submitted to the MLS GRID as of Thu Dec 04 2025. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Homes for sale under $300k in Waterloo

There are currently 11 homes for sale under $300k in Waterloo. Some of these homes are "Hot Homes," meaning they're likely to sell quickly. Most homes for sale in Waterloo stay on the market for 41 days and receive 1 offers. This map is refreshed with the newest listings in Waterloo every 15 minutes.

In the past month, 11 homes have been sold in Waterloo. In addition to houses in Waterloo, there was also 1 condo, 0 townhouses, and 2 multi-family units for sale in Waterloo last month. Find your dream home in Waterloo using the tools above. Use filters to narrow your search by price, square feet, beds, and baths to find homes that fit your criteria. Our top-rated real estate agents in Waterloo are local experts and are ready to answer your questions about properties, neighborhoods, schools, and the newest listings for sale in Waterloo. Our Waterloo real estate stats and trends will give you more information about home buying and selling trends in Waterloo. If you're looking to sell your home in the Waterloo area, our listing agents can help you get the best price. Redfin is redefining real estate and the home buying process in Waterloo with industry-leading technology, full-service agents, and lower fees that provide a better value for Redfin buyers and sellers.

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