Skip to main content

For sale · Detached · Sidesplit 4

21 Toynbee Trail.

Guildwood, Toronto, ON M1E 1E8

On the market29 days
MLS® E13840596Courtesy of Re/max Realtron Marius Mitrofan Group
Bedrooms4+2Plus 2 more
Bathrooms5
Lot59.71 x 117 ftFrontage by depth, as listed
Parking5Built-In

Buyer's market

House market in Guildwood. New listings are outpacing sales, so buyers have more choice and room to negotiate. Homes here sell in about 47 days. Market data

Sales-to-new-listings ratio, last 3 months: 36%
Months of supply: 3.8

What it means

  • Buyer's market in Guildwood: houses take about 47 days to sell.
  • About 3.8 months of houses for sale in Guildwood at the current pace of sales.

At a glance

Property taxes$6,576 / year
BasementFinished
Size2,500–3,000 sq ft
PossessionFlexible

About this home

A rare, high-cash-flow architectural masterpiece nestled on a private 59-foot premium lot in prime Guildwood with total tranquility and no front or rear neighbours. Offering over 2,650 sq ft of luxury living space, this extraordinary property combines an exquisitely renovated primary residence, a brand-new 1,000 sq ft semi-attached addition, and a finished lower-level bachelor suite, creating the ultimate multi-generational retreat or mortgage-crushing investment. The legal secondary 2-bedroom, 2-bathroom suite generates an impressive $4,700/month in long-term executive rental income, allowing you to live luxuriously while your investment pays for itself.Step inside the brand-new contemporary addition, showcasing a sleek stucco exterior, ultra-efficient building envelope (4-inch spray foam plus 2-inch styrofoam), and high-end modern engineering. Interior highlights include over $90,000 in custom millwork, bespoke under-stair storage, rich engineered oak veneer flooring, and dramatic glass-railed oak stairs. The chef-inspired kitchen features smart LG appliances with an air-fryer range, while spa-like bathrooms feature intelligent thermostat-controlled heated floors. Outfitted with dual Bosch heating/cooling systems, smart lighting, and hardwired Ethernet, no detail has been overlooked.The fully transformed original residence boasts designer quartz countertops with matching slab backsplash, a dedicated coffee station, integrated entertainment storage, renovated luxury baths, and two spacious bedrooms with space-saving custom Murphy beds. The fully finished basement bachelor unit features its own brand-new kitchen, perfect for an in-law, nanny suite, or guest flat.The outdoor oasis is built for entertaining, featuring a new illuminated composite deck, 68-foot retaining wall, premium stone interlocking, epoxy garage floors, brand-new asphalt driveway, and custom storage shed. An unrepeatable turnkey Guildwood showpiece.

Home details

Click the + to read more.

The homeproperty type, style, size, heating
Property type
Detached
Style
Sidesplit 4
Size
2,500–3,000 sq ft
Heating
Forced Air
Cooling
Central Air
Basement
Finished
Lot size
59.71 × 117 feet
Possession
Flexible
Parking and storageparking, garage
Parking
5
Garage
Built-In
Fees and taxesproperty taxes, price per sq ft
Property taxes
$6,576 (2026)
Price per sq ft
$614
Rooms13 rooms with sizes
RoomLevelSizeFeatures
Bedroom 5Second3.73 × 3.05 mhardwood floor · b/i closet · overlooks frontyard
Living RoomMain5.08 × 3.86 mhardwood floor · open concept · overlooks frontyard
Family RoomBasement7.11 × 3.78 mlaminate · b/i shelves · above grade window
Primary BedroomSecond4.11 × 3.53 mhardwood floor · 3 pc ensuite · overlooks backyard
KitchenMain5.74 × 4.52 mcombined w/living · eat-in kitchen · overlooks backyard
Bedroom 4Lower4.09 × 3.12 mhardwood floor · murphy bed · walk-out
Primary BedroomUpper3.58 × 3.25 mhardwood floor · picture window · overlooks backyard
Bedroom 2Upper4.47 × 2.46 mhardwood floor · closet · overlooks backyard
KitchenBasement1 × 1 m
KitchenMain4.01 × 3.12 mhardwood floor · modern kitchen · breakfast bar
Bedroom 3Lower4.42 × 2.62 mhardwood floor · murphy bed · b/i desk
Dining RoomMain3.12 × 2.95 mhardwood floor · open concept · overlooks frontyard
Living RoomMain5.74 × 4.52 mhardwood floor · walk-out · overlooks backyard

What it could cost each month

— a month, estimated

With 20% down. Includes property tax. Estimate only.

Change the numbersHide the calculator
  • Mortgage—
  • Property tax—

Down payment —. Estimate only, using Canadian semi-annual compounding; your lender's numbers will differ.

How this price compares

Members

5 similar detached houses sold in Guildwood in the last 12 months.

Sales activity nearby

Number of similar detached houses sold each quarter.

0Jan–Mar20252 sold, Apr to Jun 20252Apr–Jun20251 sold, Jul to Sep 20251Jul–Sep20252 sold, Oct to Dec 20252Oct–Dec20250Jan–Mar20263 sold, Apr to Jun 20263Apr–Jun20261 sold, Jul to Sep 20261Jul–Sep20260Oct–Dec2026 so far

See what similar houses sold for

A free account shows sold prices nearby, full history and alerts for homes like this.

Create a free account

Already a member? Sign in

Own a home in Guildwood?

See what yours could sell for, based on recent sales nearby.

Get your home’s value

See what homes in Guildwood sold for

Sold prices, price history and how this price compares are free with an account. It takes a minute, and you can save homes and get alerts too.

Create a free account

Sale and listing history

Past sales at this address are for members

A free account shows past sale prices and dates, sold prices nearby, and alerts when similar homes list.

Sign in to view

The area

Listing brokerage · MLS® E13840596Re/max Realtron Marius Mitrofan GroupData last updated Sep 29, 2026 6:28 pm.

The listing data is provided under copyright by the Toronto Regional Real Estate Board (TRREB). The information provided herein is deemed reliable but is not guaranteed accurate by TRREB or its members. It is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA. Used under licence.

Want to see it in person?

Tell us when suits you and our team will set up a private showing.

$1,688,0004+2 bed · 5 bathBook a showing