646 PORTSMOUTH Avenue, Kingston, ON K7M 1W3
  • $649,900

Overview

  • Detached, Style Bungalow
  • Type
  • 4
  • Bedrooms
  • 3
  • Bathrooms

Description

Attention, investors, first-time homebuyers, and growing families! Welcome to this beautifully upgraded, sun-filled bungalow situated on one of the largest lots in Kingston’s desirable Portsmouth Avenue neighbourhood. Offering modern finishes, exceptional value, and outstanding future potential, this move-in-ready home is ideally located just 5 minutes from St. Lawrence College, 7 minutes from Queen’s University, and a 2-minute walk to Grenville Park. Schools, hospitals, shopping, parks, and the Lake Ontario waterfront are also conveniently close by. The home features a bright and inviting layout with numerous modern upgrades, including approximately $40,000 in improvements. Updates include a new flat roof (2021), a 200-amp electrical panel (2021), a new electric water heater (2025), a detached garage, stylish potlights throughout, and stainless steel appliances. The spacious, fully fenced lot provides plenty of room for outdoor enjoyment, while the driveway can accommodate up to 4 vehicles, offering exceptional parking convenience. The separate basement entrance creates excellent flexibility for an in-law suite or future duplex conversion. Even more exciting, the detached garage offers the potential for a third dwelling through a garage conversion, making this property particularly attractive to investors seeking additional income potential. Buyers should verify zoning and municipal requirements for any future conversion or additional dwelling. A rare opportunity to own a substantially upgraded home on an exceptionally large lot in a highly convenient Kingston neighbourhood – perfect for living, investing, and future growth.

  • Address: PORTSMOUTH
  • City: Kingston
  • State/county: Frontenac
  • Zip/Postal Code: K7M 1W3
  • Area: West of Sir John A. Blvd

Details

Updated on October 9, 2026 at 9:58 pm
  • Price $649,900
  • Bedrooms 4
  • Bathrooms 3
  • Type Detached, Style Bungalow
  • Property Status Residential Freehold

Additional details

  • Bedrooms 3
  • Tax Year 2025
  • Square Footage 1100-1500
  • Bedrooms Plus 1
  • Washrooms 3
  • Kitchens 1
  • Total Kitchens 2
  • Basement Full, Finished
  • Approximate Age 51-99
  • Heating Type Forced Air
  • Heating Fuel Oil
  • Air Conditioning Central Air
  • Sewers Sewer
  • Front 75
  • Depth 131.7
  • Lot Size Under 0.5 acres
  • Garage Type Detached
  • Driveway Private
  • Parking Spaces 4
  • Total Parking Spaces 5
  • Exterior Finish Aluminum Siding
  • Property Orientation West
  • Other Structures Fence - Full
  • Taxes 4112
  • Occupancy Vacant
  • Cross Street Bath Road or Princess Street to Portsmouth Avenue.
  • Courtesy of EXP REALTY, BROKERAGE
  • Price per Sq Ft ~$500 (at 1,300 sq ft)
  • Listed Aug 10, 2026 ยท 60 days on market

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Questions & answers

Frequently asked questions about 646 PORTSMOUTH Avenue

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

How much is 646 PORTSMOUTH Avenue listed for?

646 PORTSMOUTH Avenue is listed for $649,900. With 20% down ($129,980), the mortgage payment would be roughly $2,618 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 646 PORTSMOUTH Avenue have?

646 PORTSMOUTH Avenue has 3 bedrooms above grade plus 1 more below grade and 3 bathrooms. There are 2 kitchens.

How big is 646 PORTSMOUTH Avenue?

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 646 PORTSMOUTH Avenue?

646 PORTSMOUTH Avenue is a detached bungalow in West of Sir John A. Blvd, Kingston. The exterior is aluminum siding. The listing gives its age as 51-99 years.

Does 646 PORTSMOUTH Avenue have a finished basement?

The basement is listed as full, finished.

How big is the lot at 646 PORTSMOUTH Avenue?

The lot is 75 ft wide by 131.7 ft deep, which is about 9,878 sq ft if it is a regular rectangle. The listing gives the orientation as west.

Does 646 PORTSMOUTH Avenue 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 646 PORTSMOUTH Avenue heated and cooled?

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

What are the property taxes for 646 PORTSMOUTH Avenue?

Property taxes are $4,112 a year (2025), or about $343 a month.

What neighbourhood is 646 PORTSMOUTH Avenue in?

646 PORTSMOUTH Avenue is in the West of Sir John A. Blvd community of Kingston, Frontenac Region. The nearest main intersection is Bath Road or Princess Street to Portsmouth Avenue.. The postal code is K7M 1W3.

Is 646 PORTSMOUTH Avenue still for sale?

Yes. 646 PORTSMOUTH Avenue is an active listing (MLS® X13657470), on the market since August 10, 2026. Listings here update from the board through the day and come down once a home sells.

Has 646 PORTSMOUTH Avenue 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 646 PORTSMOUTH Avenue?

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.