104 Ontario Street S, St. Marys, ON N4X 1C2
  • $639,900

Overview

  • Detached, Style 1 1/2 Storey
  • Type
  • 3
  • Bedrooms
  • 2
  • Bathrooms

Description

Welcome to the perfect blend of character and modern comfort. This beautifully updated 3-bedroom, 2-bathroom home is completely move-in ready in the West Ward of St. Marys. The main floor is warm and inviting as thoughtful renovations have created a space that’s both stylish and functional. The kitchen (updated 2020) is the heart of the home, featuring quartzite countertops, refinished cabinetry, a timeless backsplash, and a dedicated dining area. Added luxuries like in-floor heating throughout the kitchen, mudroom, and main-floor bathroom make every season feel comfortable. A thoughtfully designed rear addition offers a practical mudroom with functional storage, laundry, and an updated 3-piece bathroom (all updated in 2025).Upstairs, you’ll find three bright bedrooms and a fully renovated 4-piece bathroom (2022). This home has been well maintained with major updates completed, including new windows (2017), steel roof (2020), covered front porch (2021), central air (2025), and a brand-new furnace and water heater (2026), giving you peace of mind for years to come.Outside, the large, fenced backyard is made for entertaining. Featuring a spacious patio, charming pergola-covered side porch, and plenty of room for any activity. The oversized concrete driveway easily accommodates multiple vehicles, trailers, or recreational toys.Finally, an incredible 20′ x 24′ insulated shop complete with in-floor heating. Whether you’re a car enthusiast, woodworker, craftsman, or simply dreaming of the ultimate man cave, this is a feature that’s rarely found and impossible to forget. Click on the virtual tour link, view the floor plans, photos and YouTube link and then call your REALTOR to schedule your private viewing of this great property!

  • Address: Ontario
  • City: St. Marys
  • State/county: Perth
  • Zip/Postal Code: N4X 1C2
  • Area: St. Marys

Details

Updated on October 9, 2026 at 9:43 pm
  • Price $639,900
  • Bedrooms 3
  • Bathrooms 2
  • Type Detached, Style 1 1/2 Storey
  • Property Status Residential Freehold

Additional details

  • Bedrooms 3
  • Tax Year 2025
  • Square Footage 1100-1500
  • Washrooms 2
  • Kitchens 1
  • Total Kitchens 1
  • Basement Unfinished
  • Approximate Age 100+
  • Heating Type Forced Air
  • Heating Fuel Gas
  • Air Conditioning Central Air
  • Sewers Sewer
  • Front 48.54
  • Depth 149.69
  • Lot Size Under 0.5 acres
  • Garage Type Detached
  • Parking Spaces 4
  • Total Parking Spaces 5
  • Exterior Finish Vinyl Siding
  • Property Orientation West
  • Other Structures Garden Shed
  • Taxes 3710
  • Occupancy Owner
  • Cross Street Elgin Street West & Park Lane
  • Courtesy of RE/MAX A-B Realty Ltd
  • Price per Sq Ft ~$492 (at 1,300 sq ft)
  • Listed Aug 5, 2026 · 65 days on market

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Questions & answers

Frequently asked questions about 104 Ontario Street S

Answers come straight from this home’s MLS® listing.

How much is 104 Ontario Street S listed for?

104 Ontario Street S is listed for $639,900. With 20% down ($127,980), the mortgage payment would be roughly $2,578 a month at 4.49% over 30 years, before property tax and utilities. That figure is an illustration, not a quote.

How many bedrooms and bathrooms does 104 Ontario Street S have?

104 Ontario Street S has 3 bedrooms and 2 bathrooms.

How big is 104 Ontario Street S?

The listing puts the above-grade living space between 1,100 and 1,500 sq ft. The board reports a range rather than an exact figure, and it does not include the basement.

What type of home is 104 Ontario Street S?

104 Ontario Street S is a detached one-and-a-half-storey home in St. Marys, St. Marys. The exterior is vinyl siding. The listing gives its age as 100+ years.

Does 104 Ontario Street S have a finished basement?

The basement is listed as unfinished.

How big is the lot at 104 Ontario Street S?

The lot is 48.54 ft wide by 149.69 ft deep, which is about 7,266 sq ft if it is a regular rectangle. The listing gives the orientation as west.

Does 104 Ontario Street S have a garage, and how much parking is there?

Yes. It has a 1-car detached garage. There is parking for 5 vehicles in total: 4 on the driveway and 1 in the garage.

How is 104 Ontario Street S heated and cooled?

Heating is forced air (gas). Cooling is central air.

What are the property taxes for 104 Ontario Street S?

Property taxes are $3,710 a year (2025), or about $309 a month.

What neighbourhood is 104 Ontario Street S in?

104 Ontario Street S is in the St. Marys community of St. Marys, Perth Region. The nearest main intersection is Elgin Street West & Park Lane. The postal code is N4X 1C2.

Is 104 Ontario Street S still for sale?

Yes. 104 Ontario Street S is an active listing (MLS® X13638318), on the market since August 5, 2026. Listings here update from the board through the day and come down once a home sells.

Has 104 Ontario Street S sold before, and for how much?

Past sales, leases and expired listings for this address are in the Sold history tab, with the price and date of each. It is free for members.

How do I book a showing at 104 Ontario Street S?

Pick a day and time with Book a Tour on this page. Tours are free, with no obligation, in person or by video. You can also call or text 647-619-2256.

Have a different question? Ask about this home and get an answer, usually within the hour.