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17 Peterborough Avenue
Thornlea Markham L3T 7B7

$1,628,888
Residential Freehold beds: 4+1 baths: 4.0

Main Photo: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
Photo 1: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
Photo 2: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
Photo 3: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
Photo 4: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
Photo 5: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
Photo 6: 17 Peterborough Avenue in Markham: Thornlea House for sale : MLS®# N13583262
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Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
N13583262
Bedrooms:
4+1
Bathrooms:
4
Situated on a premium 44 x 114 ft southeast-facing lot, this meticulously maintained detached two-storey home offers over 2,700 sq. ft. above grade plus a spacious finished basement. Featuring 4 generous bedrooms, 4 bathrooms, and a double car garage, this residence has been lovingly cared for and showcases true pride of ownership throughout. A traditional, functional layout offers spacious principal rooms ideal for family living and entertaining. The sun-filled living room with a large window flows into the formal dining room, while the well-appointed kitchen features granite countertops, porcelain tile flooring, stainless steel appliances, pot lights, abundant cabinetry, and a bright breakfast area with walk-out to an expansive cedar deck overlooking the private, beautifully landscaped backyard. The main level also includes a welcoming family room with a wood-burning fireplace, a library with custom built-in shelving, an oversized laundry room, a powder room, and an impressive two storey foyer highlighted by a semi-spiral staircase. Upstairs, the primary is accessed through elegant French doors and offers a walk-in closet and a 5-piece ensuite with double vanity, soaker tub, and separate walk-in shower. Three additional generously sized bedrooms are serviced by a beautifully renovated 4-piece bathroom. The finished basement provides exceptional bonus living space with a large recreation room featuring a gas fireplace and wet bar, plus an additional bedroom complete with its own 4-piece ensuite. Additional highlights include an attached two-car garage, updated windows throughout the sellers' ownership, weeping tile around the foundation, mature landscaping, outstanding curb appeal, and a beautiful stained-glass feature above the front entrance that adds timeless character to this exceptional family home.
Property Type:
Residential Freehold
Property Sub Type:
Detached
Home Style:
2-Storey
Total Approx Floor Area:
2500-3000
Lot Depth:
114'10"
Lot Frontage:
44'3½"
Direction Faces:
South
Bedrooms:
4+1
Bathrooms:
4.0
Water supply:
Municipal
Kitchens:
1
Bedrooms Above Grade:
4
Bedrooms Below Grade:
1
Kitchens Above Grade:
1
Rooms Above Grade:
11
Rooms Below Grade:
2
Heating type:
Forced Air
Heating Fuel:
Gas
Fireplaces:
2
Foundation:
Poured Concrete
Roof:
Asphalt Shingle
Basement:
Finished, Full
Fireplace Features:
Natural Gas, Wood
Fireplace/Stove:
Yes
Garage:
Built-In
Garage Spaces:
2.0
Other Structures:
Storage
Parking Features:
Private Double
Parking Spaces:
4
Total Parking Spaces:
6.0
Family Room:
Yes
Pool:
None
Link:
No
HST Applicable To Sale Price:
Included In
Taxes:
$7,870.43 / 2026
Assessment:
$- / -
York
Markham
Thornlea
Fenced Yard, Golf, School
Bar Fridge, Central Vacuum, Built-In Oven, Guest Accommodations, Storage, Water Heater
Deck, Landscaped, Patio
Hot Water Tank
Bosch Wall Oven, Whirpool Stovetop, Panasonic Microwave, LG Dishwasher, Amana Fridge, Whirlpool Dryer, Maytag Washing Machine, Kelvinator Freezer In Basement, Danby Mini Fridge,American Standard Hi Efficiency Furnace (2022), Insta-Flame Gas Firepalce (basement), Wood Fire Place Main Floor, All ELFS and Window Coverings.
Primary Bedroom Drapes
Brick Veneer
Floor
Type
Size
Other
Main
Living Room
16'3" × 11'1"
Hardwood Floor, Bay Window, Combined w/Dining
Main
Dining Room
14'6" × 11'1"
Hardwood Floor, Combined w/Living
Main
Kitchen
11'4" × 10'1¼"
Pot Lights, B/I Oven, Stainless Steel Appl
Main
Family Room
17'4¼" × 10'8¾"
Hardwood Floor, Fireplace, W/O To Deck
Main
Library
13'6" × 10'3"
Hardwood Floor, B/I Shelves
Main
Breakfast
14' × 8'11"
Tile Floor, Combined w/Kitchen, W/O To Deck
Second
Primary Bedroom
19'8" × 18'8"
5 Pc Ensuite, Walk-In Closet(s), French Doors
Second
Bedroom 2
15'7" × 10'8¾"
Closet
Second
Bedroom 3
13'6¼" × 10'6"
Closet
Second
Bedroom 4
11' × 10'6"
Closet
Basement
Bedroom
12'8¾" × 10'6"
Basement
Recreation
29'11" × 17'10"
Gas Fireplace
Main
Laundry
10'3" × 8'1"
Special Designation:
Unknown
Sewers:
Sewer
Air Conditioning:
Central Air
Central Vacuum:
Yes
Seller Property Info Statement:
No
Laundry Level:
Main Level
Date Listed:
Jul 20, 2026
Original Price:
$1,628,888
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Listed by HARVEY KALLES REAL ESTATE LTD.
Data was last updated July 21, 2026 at 03:15 AM (UTC)
Area Statistics
Listings on market:
506
Avg list price:
$1,699,899
Min list price:
$799,000
Max list price:
$12,980,000
Avg days on market:
32
Min days on market:
0
Max days on market:
1,167
These statistics are generated based on the current listing's property type and located in Markham. Average values are derived using median calculations. This data is not produced by the MLS® system.
This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate of the type being offered via the website. The data relating to real estate on this website comes in part from the MLS® Reciprocity program of the PropTx MLS®. The data is deemed reliable but is not guaranteed to be accurate.