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CA > Ontario > Toronto > Central Toronto > Annex > 21 Lowther Avenue

21 Lowther Avenue, Toronto, ON

Toronto, Central Toronto, Annex Hood
Avenue Rd
4 Br | 5 Bath | 5000 + Sqft
$5,290,000 For Sale

Property Overview

  • Detached — Other
  • SqFt: | 5000 + Sqft
  • Lot Size: 21.25 x 138.25 Feet
  • Age: 16-30 Years
  • Basement: Finished with Walk-Out, Walk-Out, Finished, Separate Entrance
  • Exterior: Stucco (Plaster)
  • Taxes: 25,262 / 2025
  • Zoning: n/a
  • MLS #: C12993832
  • Sewer: Sewer
  • Heat Source: Gas , Forced Air

Property Description

Set on one of Yorkville's most desirable streets. 21 Lowther is a home of rare distinction a modern architectural masterpiece by Charles Bunker, offering over 7000 square feet of refined living space.Designed with emphasis on volume, proportion and light. This residence combines impressive scale with effortless liveability.

The main floor loft-inspired layout creates an airy sense of openness, ideal for both grand entertaining and relaxed every day living, Exceptional craftsmanship soaring ceilings, and 2 Rooftops terraces define the homes elevated style. Upstairs generous bedrooms library and family spaces and luxury detailing throughout provide a perfect balance of comfort and sophistication.

With its extraordinary design, thoughtful flow and unbeatable Yorkville location, 21 Lowther Ave stands as a truly one-of-a-kind , offering a home that embodies timeless quality and contemporary elegance in equal measure. 4 exceptional levels above grade. Rare walkout, 2346 square foot basement.

Please Include All Built-In Appliances, All Window Coverings, All Electric Light Fixtures, All Built-In Shelving, Newly Replaced Furnace , A/C & Hot Water Tank (2024) All Owned. New Driveway (October 2025)

Property Details

  • For: For Sale
  • Type: Detached
  • Style: Other
  • Lot: 21.25 x 138.25 Feet
  • Region: Toronto
  • Hood: Annex
  • Zoning: n/a
  • Lot Irreg: Fronting on: South
  • Fronting On: South

Building Details

  • Age: 16-30 Years
  • Exterior: Stucco (Plaster)
  • Heat: Gas , Forced Air
  • A/C: Central Air
  • Interior Features: Built-In Oven, Central Vacuum, Garburator, Guest Accommodations, Separate Heating Controls, Storage, Water Heater, Floor Drain, Separate Hydro Meter, Water Heater Owned
  • Pool: None
  • Sewer: Sewer
  • Garage: Other
  • Total Parking: 2.00

Property Interior

  • Sqft: 5000 + Sqft
  • Bed: 4
  • Bath: 5
  • Kitchen: 1 +1
  • Family Room: No
  • Basement: Finished with Walk-Out, Walk-Out, Finished, Separate Entrance
Rooms Details

Foyer

Ground Level

2.74 x 1.98

B/I Closet

Library

Ground Level

3.91 x 2.82

Bamboo, Casement Windows, Double Doors

Living Room

Ground Level

7.29 x 4.52

Bamboo, W/O To Garden, Fireplace

Kitchen

Ground Level

5.28 x 4.52

B/I Appliances, Bamboo, Breakfast Area

Dining Room

Ground Level

5.31 x 4.88

Open Concept, Bamboo

Pantry

Ground Level

2.11 x 2.01

B/I Shelves

Primary Bedroom

Second Level

5.99 x 4.52

Window Floor to Ceiling, Bamboo, Fireplace

Game Room

Second Level

5.03 x 3.25

B/I Bookcase, Combined w/Library, Bamboo

Library

Second Level

6.78 x 5.03

B/I Bookcase, Bamboo

Bedroom

Third Level

4.37 x 4.11

Double Closet, 4 Pc Ensuite, Broadloom

Bedroom

Third Level

4.22 x 2.9

3 Pc Ensuite, Broadloom, Double Closet

Family Room

Third Level

5.64 x 4.52

B/I Bar, Broadloom, W/O To Deck

Bedroom

Upper Level

5.18 x 3.35

3 Pc Ensuite, Sliding Doors, Broadloom

Office

Upper Level

4.26 x 2.13

W/O To Deck, Sliding Doors
Property Listed by: SOUTH HILL REAL ESTATE LIMITED
Virtual Tour: n/a

Home Valuation Estimate

What is 21 Lowther Avenue, Toronto, ON worth in today’s Annex, Central Toronto market?

This HomeZira valuation preview helps buyers and sellers think through the asking price for this 4-bedroom Detached with 5000 + sq. ft. in Annex, Central Toronto. The full estimate reviews the property’s location, home type, bedroom count, size range, age, and nearby comparable market activity after sign-in.

Property-specific estimate See a valuation range built around this listing’s local profile.
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Location

  • Address: 21 Lowther Avenue
  • Neighborhood: Annex
  • Zip/Postal Code: M5R 1C5
  • Nearby Amenities:
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Kazi Hossain

Kazi Hossain

Kazi — Serving the Community for 19 Years!
REALTOR®

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About 21 Lowther Avenue, Toronto C02, ON M5R 1C5, Central Toronto

Located at 21 Lowther Avenue, Toronto, ON in Central Toronto (Annex neighbourhood), near Avenue Rd. This freehold home offers Detached, ["Other"], 4 bedrooms, 5 bathrooms and 5000 + sq.ft. (approx.) in a layout suited to everyday family living. Basement: Finished with Walk-Out, Walk-Out, Finished, Separate Entrance • 2 parking spots • Garage: Other • Heating: Gas Forced Air • Cooling: Central Air. Property taxes are approximately $25,262 for 2025. Set on one of Yorkville's most desirable streets. 21 Lowther is a home of rare distinction a modern architectural masterpiece by Charles Bunker, offering over 7000 square feet of refined living space.Designed with emphasis on volume, proportion and light. This residence combines impressive scale with effortless liveability. The main floor loft-inspired layout creates an airy sense of openness, ideal for both grand entertaining and relaxed every day living, Exceptional craftsmanship soaring ceilings, and 2 Rooftops terraces define the homes elevated style. Upstairs generous bedrooms library and family spaces and luxury detailing throughout provide a perfect balance of comfort and sophistication. With its extraordinary d.

FAQs for 21 Lowther Avenue, Toronto, ON , Annex , Central Toronto

What are the listing details for 21 Lowther Avenue, Toronto, ON?
21 Lowther Avenue, Toronto, ON is a Detached for sale in Central Toronto, in the Annex neighbourhood, Toronto. The current list price is $5,290,000. MLS number: C12993832.
How many bedrooms and bathrooms does this home have?
21 Lowther Avenue, Toronto, ON is listed as a Detached with a ["Other"] style, featuring 4 bedroom(s) and 5 bathroom(s). The listed interior size range is 5000 + sq. ft..
What lot, basement, garage, or parking details are listed?
The lot size is listed as approximately 21.25 x 138.25 Feet. The basement is listed as: Finished with Walk-Out, Walk-Out, Finished, Separate Entrance. Garage type: Other. Total parking: 2 space(s).
What heating, cooling, and exterior details are shown?
Heating is listed as: Gas, Forced Air. Cooling is listed as: Central Air. Exterior/construction materials are listed as: Stucco (Plaster).
Where is this property located?
21 Lowther Avenue, Toronto, ON is located in the Annex neighbourhood of Central Toronto. The listed cross street is Avenue Rd.
What information is available on this public listing page?
The public listing page shows current active listing information, property photos, room details when available, map location, listed price, property features, and contact options. Annual taxes are listed as $25,262 / 2025. Valuation tools and similar sold-property previews are available after sign-in where applicable, without displaying sold data in this public FAQ.

FAQ content is based on current active listing fields shown on this page. Sold prices, sold comparables, and VOW-only details are not included in this public FAQ.