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166 Krieghoff Avenue
Unionville Markham L3R 1W3

$5,280,000
Residential Freehold beds: 5+2 baths: 9.0

Main Photo: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 1: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 2: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 3: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 4: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 5: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 6: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 7: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 8: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 9: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 10: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Photo 11: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
N13217692
Bedrooms:
5+2
Bathrooms:
9
A Masterpiece of Luxury Living in Prestigious Unionville! Brand-new custom residence offering over 6500 sq. ft. of exceptional living space, including approx. 4,460 sq. ft. on the main & second levels plus a beautifully finished 2,065 sq. ft. basement. Featuring 5+2 bedrooms, each with its own ensuite and heated floors, this extraordinary home showcases refined craftsmanship, timeless design, and modern luxury throughout. A grand stone façade and impressive 9' solid mahogany double entrance door open into a magnificent light-filled foyer. Expansive windows and strategically placed skylights highlight designer chandeliers, custom-fabricated slab vanity sinks, elegant white ash hardwood floors, cozy gas fireplaces, and a dramatic red oak mono-stringer open-riser staircase with LED lighting. The gourmet kitchen is equipped with top-of-the-line appliances and complemented by a second wok kitchen, ideal for both everyday family living and elegant entertaining. The luxurious primary suite offers a spacious walk-in closet and a spa-inspired 7-piece ensuite with heated floors and an automatic toilet. A second-floor laundry room adds convenience, while the upper-level sitting area creates a peaceful retreat for reading, meditation, or quiet relaxation. The fully heated walk-up basement is an entertainer's dream, complete with a spacious games room, large theatre room, wet bar/kitchen, and two additional bedrooms. Located in one of Unionville's most prestigious and established communities, close to top schools, parks, Main Street Unionville, boutique shops, restaurants, cultural events, Unionville GO Station, and everyday amenities. A rare opportunity to own a truly exceptional custom home in the heart of Unionville.
Property Type:
Residential Freehold
Property Sub Type:
Detached
Home Style:
2-Storey
Approx. Age:
New
Total Approx Floor Area:
3500-5000
Lot Depth:
125'
Lot Frontage:
60'
Direction Faces:
North
Bedrooms:
5+2
Bathrooms:
9.0
Water supply:
Municipal
Kitchens:
2
Bedrooms Above Grade:
5
Bedrooms Below Grade:
2
Kitchens Above Grade:
2
Rooms Above Grade:
14
Heating type:
Forced Air
Heating Fuel:
Gas
Foundation:
Concrete
Roof:
Asphalt Shingle
Basement:
Finished
Fireplace Features:
Natural Gas
Fireplace/Stove:
Yes
Garage:
Attached
Garage Spaces:
2.0
Parking Features:
Private
Parking Spaces:
4
Total Parking Spaces:
6.0
Family Room:
Yes
Possession Details:
30/60/TBA
Pool:
None
Link:
No
HST Applicable To Sale Price:
Included In
Taxes:
$17,997.15 / 2025
Assessment:
$- / -
York
Markham
Unionville
Auto Garage Door Remote, Built-In Oven, Central Vacuum, ERV/HRV
Brick, Stone
Floor
Type
Size
Other
Main
Living Room
21'3" × 16'8"
Main
Dining Room
21'3" × 16'8"
Main
Kitchen
15'5" × 14'8"
Main
Family Room
20'1" × 15'5"
Main
Office
15' × 10'6"
Second
Primary Bedroom
18'10" × 17'5"
Second
Bedroom 2
16'10¾" × 13'7¾"
Second
Bedroom 3
16'1" × 12'3"
Second
Bedroom 4
14'2" × 12'3"
Second
Bedroom 5
13'9¾" × 10'6¾"
Basement
Recreation
32'2" × 15'2"
Basement
Media Room
11'5¾" × 8'8"
Basement
Bedroom
16'4" × 10'
Basement
Bedroom
14'2" × 10'6"
Special Designation:
Unknown
Sewers:
Sewer
Air Conditioning:
Central Air
Central Vacuum:
Yes
Seller Property Info Statement:
No
Laundry Level:
Upper Level
Date Listed:
May 30, 2026
Original Price:
Previous Price:
  • Photo 1: 166 Krieghoff Avenue in Markham: Unionville House for sale : MLS®# N13217692
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Listed by RE/MAX PROHOME REALTY
Data was last updated May 30, 2026 at 12:15 PM (UTC)
Area Statistics
Listings on market:
50
Avg list price:
$1,929,500
Min list price:
$1,099,990
Max list price:
$6,380,000
Avg days on market:
24
Min days on market:
0
Max days on market:
262
These statistics are generated based on the current listing's property type and located in Unionville. Average values are derived using median calculations. This data is not produced by the MLS® system.
MICHELLE GERRARD
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.