View the MLS listings from brokers participating in the National Shared Pool* of listings for single-family detached homes, houses and real estate for sale in the Old Ottawa South area of Centretown. Call the Pilon Group at 613.909.8100 to view these or any other listings.

* As not all brokers share their listings please call us for a complete list or to answer any questions about Old Ottawa South real estate for sale.

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  • 120 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13582114

    120 RIVERDALE AVENUE Ottawa K1S 1R2
    Main Photo: 120 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13582114
    $1,889,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13582114
    Bedrooms:
    4
    Bathrooms:
    4
    Perched on a prestigious rise along one of Ottawa's most established streets, this thoughtfully reimagined residence balances heritage architecture with a distinctly contemporary point of view. Behind its historic façade, a comprehensive renovation has transformed the home into a light-filled, design-driven residence where every detail feels intentional and luxurious. The main level unfolds through a series of connected yet defined spaces, anchored by a European-inspired chef's kitchen with Italian marble surfaces and JennAir appliances. Custom millwork, integrated storage, and carefully framed sightlines create a sense of warmth and cohesion throughout. At the rear, a multi-tiered outdoor landscape functions as a private resort, complete with a pool, hot tub, and expansive pergola. Upstairs, the primary suite features bespoke millwork, a walk-in dressing room, and spa-inspired ensuite, while three additional bedrooms and a full bath provide flexibility for family, guests, or a dedicated workspace. Steps from the Rideau Canal, the Glebe, and Lansdowne, discover how beautifully life can unfold. (id:2493) More details
    Listed by ROYAL LEPAGE TEAM REALTY
  • 343 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13525270

    343 RIVERDALE AVENUE Ottawa K1S 1R6
    Main Photo: 343 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13525270
    $1,759,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13525270
    Bedrooms:
    6
    Bathrooms:
    4
    Welcome to 343 Riverdale: a rare opportunity to acquire a newer built custom home on one of Ottawa's most prestigious streets just minutes from Lansdowne Park, the General Hospital and the Canal. Featuring six bedrooms (two in the fully separate basement unit) and spanning 3 sun filled floors, this labour of love is sure to please the most discerning of buyers. The main residence features hardwood floors throughout, quartz countertops and stainless-steel appliances. Three large bedrooms on the second floor are complemented by a spectacular top-floor primary suite spanning the entire level, showcasing a spa-like ensuite with a freestanding soaker tub, double vanity, and a large walk-in closet. Step out to your private rooftop patio and take in the fantastic views in the morning or relax by the fire in the evening. The separate 2-bedroom unit downstairs offers exceptional flexibility through renting as well as the ability to have family even closer. Ready for immediate occupancy, this blend of luxury, versatility, and income potential won't last long. Book your private viewing today. (id:2493) More details
    Listed by REAL BROKER ONTARIO LTD.
  • 371 SUNNYSIDE AVENUE in Ottawa: Single Family for sale : MLS®# X13231378

    371 SUNNYSIDE AVENUE Ottawa K1S 0S2
    Main Photo: 371 SUNNYSIDE AVENUE in Ottawa: Single Family for sale : MLS®# X13231378
    $1,498,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13231378
    Bedrooms:
    4
    Bathrooms:
    2
    There is a specific feeling when you walk into a house that has been truly lived in and loved. You notice it the moment you turn onto Woodbine Lane, a quiet enclave that feels like a hidden village right in the middle of the city. It is the kind of close-knit lane where neighbors wave, kids play, and people actually learn your name as you walk to nearby dog parks or the vibrant Bank Street shops in Old Ottawa South and the Glebe. Step inside, and you instantly feel the solid, quiet comfort of a well-built home shutting out the outside world.The heart of this house is the fully renovated kitchen, complete with quartz counters and stainless appliances. It opens beautifully to the living and dining rooms, but its best feature is the breakfast counter. This is the exact spot where the morning light hits just right, making it where you actually want to sit with your coffee before a busy day begins. Large windows frame the changing seasons and the majestic elm tree anchoring the backyard.The main floor offers rare flexibility. Adjacent to a renovated full bathroom sit a bright family room and a dedicated office. Because of this layout, these rooms easily transform into main-floor bedrooms or private guest suites. Upstairs, you will find four genuinely large bedrooms, a massive, practical second-floor laundry room, and a second renovated bathroom featuring a seamless, walk-in glass shower.Downstairs, the unfinished basement is a dedicated comfort zone-the perfect backdrop for noisy Friday movie nights in deep Lazy-Boy chairs beside your home gym. Outside, the oversized yard features a stone patio and a gazebo for long dinners while dogs and kids play. Complete with a rare double-wide driveway for four cars, you are an easy walk from Carleton University, Hopewell Public School, and Glebe Collegiate. This is not just a structure of brick and mortar; it is a backdrop for life to happen. (id:2493) More details
    Listed by RE/MAX HALLMARK REALTY GROUP
  • 183-185 BELMONT AVENUE in Ottawa: Single Family for sale : MLS®# X13544628

    183-185 BELMONT AVENUE Ottawa K1S 0V7
    Main Photo: 183-185 BELMONT AVENUE in Ottawa: Single Family for sale : MLS®# X13544628
    $1,495,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13544628
    Bedrooms:
    3
    Bathrooms:
    2
    Rare Opportunity in the Heart of Old Ottawa South! Set on a generous 50' x 100' lot just steps from Bank Street, this stately brick side-by-side semi-detached offers exceptional versatility for investors, multi-generational families, or those seeking to live in one home while generating rental income from the other. One side is currently tenant occupied, providing immediate income, while the other has been lovingly owner occupied and is vacant, offering the flexibility to move in, renovate, or lease at today's market rents. This character-filled property features over 3,000 sq. ft. above grade, separate hydro meters, separate heating controls, forced-air gas heating, central air conditioning, and ample parking for up to six vehicles in total. A rare find in this sought-after neighbourhood. The property offers spacious principal rooms, four bedrooms, an unfinished basement with excellent storage or future development potential, and timeless architectural charm ready for your personal vision. Ideally located on a quiet tree-lined street just moments from Bank Street's shops, cafés, restaurants, Brewer Park, the Rideau River, Carleton University, Lansdowne Park, top-rated schools, and downtown Ottawa, this is a unique opportunity to own a landmark property in one of the city's most desirable communities. Whether you're looking to invest, occupy, or redevelop over time, 183-185 Belmont Avenue presents endless possibilities in an exceptional location. (id:2493) More details
    Listed by ROYAL LEPAGE TEAM REALTY
  • 296 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13108300

    296 RIVERDALE AVENUE Ottawa K1S 1R1
    Main Photo: 296 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13108300
    $1,489,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13108300
    Bedrooms:
    3
    Bathrooms:
    3
    WOW !!! Exceptional Opportunity at an Exceptional Price ( New Build 2023 ) in Old Ottawa South - Modern, Unique & Move-In Ready. Welcome to a beautifully designed and meticulously maintained home in the heart of Old Ottawa South, offering a rare blend of architectural character, functionality, and low-maintenance living. Thoughtfully laid out across multiple levels, this home is ideal for professionals, couples, or families with older children seeking both privacy and flexibility.The intelligently designed floor plan provides distinct living zones on each level, creating the perfect balance between open-concept entertaining and private retreat spaces. The main living area is bright and inviting, seamlessly connecting the living room, dining space, and kitchen - ideal for hosting or everyday living.The upper-level primary suite offers a quiet and private escape, while the additional bedrooms on separate levels provide versatility for guests, home offices, or growing families who value personal space.The fully landscaped backyard features an expansive deck, offering a stylish and low-maintenance outdoor lifestyle - perfect for relaxing or entertaining without the upkeep of traditional lawn care.Located on a desirable street just steps from parks, schools, the Rideau River, and all the amenities that make Old Ottawa South one of the city's most sought-after neighbourhoods.A rare opportunity for discerning buyers looking for a home that stands apart from the ordinary. (id:2493) More details
    Listed by FIRST CHOICE REALTY ONTARIO LTD.
  • 84 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13612022

    84 RIVERDALE AVENUE Ottawa K1S 1R2
    Main Photo: 84 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13612022
    $1,450,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13612022
    Bedrooms:
    3
    Bathrooms:
    2
    Situated high on the bluffs of Riverdale Avenue with dual access from Echo Drive and Riverdale Avenue this majestic home just steps from the Rideau Canal offers 3-bedroom, 1.5-bathrooms and a oversized 50 x 139 ft lot. One of Ottawa's most sought-after neighbourhoods your new home features, renovated kitchen, hardwood flooring, leaded and stained-glass windows and a bright four-season sunroom. The kitchen was updated in 2018 with quartz countertops, modern cabinetry, and stainless steel appliances. The exterior was repainted, and new roof shingles were installed in May 2026.The fully fenced backyard offers additional parking from Echo Drive, a side entrance, inside access from the garage, and an unfinished basement. Enjoy being within walking distance of the Rideau Canal, Lansdowne Park, the Rideau River, Flora Footbridge, parks, scenic pathways, schools, restaurants, cafés, shops, and everyday amenities. (id:2493) More details
    Listed by ROYAL LEPAGE INTEGRITY REALTY
  • 31 HARVARD AVENUE in Ottawa: Single Family for sale : MLS®# X13551284

    31 HARVARD AVENUE Ottawa K1S 4Z2
    Main Photo: 31 HARVARD AVENUE in Ottawa: Single Family for sale : MLS®# X13551284
    $1,289,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13551284
    Bedrooms:
    4
    Bathrooms:
    4
    STUNNING, TOTALLY UPGRADED RESIDENCE IN SOUGHT-AFTER OLD OTTAWA SOUTH! Perfectly situated just steps from Carleton University, Ottawa Tennis Club, top schools, Brewer Park, and local shops, this beautifully upgrade 2+2 bedroom, 3.5 bathroom home offers the ultimate blend of modern luxury and unbeatable location.The bright and inviting main level features gleaming hardwood floors throughout, a spacious living room with an elegant electric fireplace, and a chef's kitchen complete with quartz countertops, modern cabinets, and brand-new stainless-steel appliances. Upstairs, the second level hosts two generous bedrooms, both featuring their own luxury private ensuites-including a master retreat with a modern glass shower and a floating soaker tub.The fully finished lower level offers incredible versatility, boasting a separate side door entrance, 2 additional bedrooms, a full kitchen with stainless steel appliances & hood fan, and a 3-piece bath with laundry. Entire home has been fully renovated, featuring brand new roof, siding, windows, and plumbing. Freshly installed furnace, heat pump and tankless water heater is added bonus. Furthermore, with upgraded insulation will guarantee maximum energy efficiency and comfort. Outside, enjoy brand-new interlock walkway and a beautifully crafted wooden deck and fence. Bordering disposed land to the side and rear, the private backyard offers exceptional openness and added privacy. Property is situated within the purview of the Rideau Valley Conservation Authority. A rare, turn-key opportunity in the heart of the city! (id:2493) More details
    Listed by COLDWELL BANKER SARAZEN REALTY
  • 304 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13623314

    304 RIVERDALE AVENUE Ottawa K1S 1R5
    Main Photo: 304 RIVERDALE AVENUE in Ottawa: Single Family for sale : MLS®# X13623314
    $1,025,000
    Single Family
    Status:
    Active
    MLS® Num:
    X13623314
    Bedrooms:
    3
    Bathrooms:
    3
    Welcome to 304 Riverdale Avenue, a beautifully designed home located in one of Ottawa's most desirable neighbourhoods. Just a short stroll to the shops and restaurants of Bank Street, Lansdowne Park, the Rideau Canal with cycling/walking paths, as well as Windsor Park. This home offers an exceptional urban lifestyle surrounded by nature and amenities. Quality built by renowned builder Allan Bateman in 2020, this thoughtfully designed infill home showcases exceptional craftsmanship and a functional layout across three levels. Upon entering, you are welcomed by a versatile main floor office/den area, offering the perfect space for working from home, a study, or a quiet retreat. The open-concept level is designed for both everyday living and entertaining. The beautifully crafted kitchen features premium quartz countertops, a gas stove, and a generous centre island with seating, flowing seamlessly into the inviting living room. A sleek modern gas fireplace creates a stylish focal point, adding warmth and contemporary character to the space. The formal dining room features oversized windows that fill the room with sunlight, creating an elegant setting for family dinners and entertaining. The third floor features three spacious bedrooms, including a peaceful primary suite with a walk-through closet leading to the 4pc ensuite bathroom. Enjoy the comfort of heated flooring in the ensuite, along with premium tile finishes and thoughtful design details throughout both full bathrooms. Enjoy outdoor living on the patio/front porch, complete with a natural gas BBQ hookup (backyard). Additional features include convenient main floor laundry, inside access to the attached garage, central vacuum, and a full unfinished basement offering excellent storage space. With its modern design, quality construction, and unbeatable location, 304 Riverdale Avenue offers a rare opportunity to enjoy sophisticated city living in one of Ottawa's most sought-after communities. (id:2493) More details
    Listed by ENGEL & VOLKERS OTTAWA
  • 6 OSSINGTON AVENUE in Ottawa: Single Family for sale : MLS®# X13486316

    6 OSSINGTON AVENUE Ottawa K1S 3B4
    Main Photo: 6 OSSINGTON AVENUE in Ottawa: Single Family for sale : MLS®# X13486316
    $799,900
    Single Family
    Status:
    Active
    MLS® Num:
    X13486316
    Bedrooms:
    5
    Bathrooms:
    1
    Opportunity awaits for investor and or builder. This property is a prime location on one of the most sought after streets in Old Ottawa South. Just steps from Bank street , Rideau and parks This property has not traded since at least 1951 , don't miss out on an opportunity to be one of the few owners of this address in the last 100 years! The home itself is in need of extensive repair and price reflects lot value. Zoning N3B H(9) (id:2493) More details
    Listed by ROYAL LEPAGE PERFORMANCE REALTY
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Data was last updated August 3, 2026 at 06:45 AM (UTC)
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