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Detached for sale at 166 Krieghoff Avenue, Markham - 7 bedroom, 9 bathroom - Photo 1 of 21
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$5,280,000

166 Krieghoff Ave

Markham, ON L3R 1W3

166 Krieghoff Ave, MarkhamListed at $5,280,000. 7 bedroom, 9 bathroom 2-Storey Detached. MLS® N13217692.

Possession · seller's timeline

30/60/TBA (Flexible)

7Beds
9Baths
3500-5000sqft
Detached
2-Storey
6Parking
$17,997.15Taxes/yr · 2025

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Description

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 Details

Property TypeDetached
Style2-Storey
CommunityUnionville
Approximate AgeNew
Rooms14
Kitchens2
Washrooms9
Square Feet3500-5000 sqft
Lot Dimensions60 × 125 ft
Fronting OnNorth
Dir/Cross StKrieghoff Ave/Fred Varley Dr
Garage TypeAttached
Garage Parking Spaces2
DrivePrivate
Parking Drive Spaces4
Total Parking Spaces6
ExteriorBrick, Stone
RoofAsphalt Shingle
FoundationConcrete
BasementFinished
Fireplace FeaturesNatural Gas
Heating TypeForced Air
Heating SourceGas
A/CCentral Air
SewersSewer
Taxes (2025)$17,997.15
HSTIncluded In
Listed Date5/30/2026
Days on Market114 days
Possession30/60/TBA

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Listing Courtesy of: PROHOME REALTY

MLS® #N13217692

TRREBMLS®

The listing data is provided under copyright by the Toronto Regional Real Estate Board (TRREB). The listing data is deemed reliable but is not guaranteed accurate by TRREB. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by The Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA. The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by CREA and identify the quality of services provided by real estate professionals who are members of CREA. Used under license.

© 2026 Toronto Regional Real Estate Board. All rights reserved.

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HouseIndex Take: 166 Krieghoff Avenue

This detached (2-Storey) is located in the Unionville neighbourhood of Markham.

The home offers 7+2 bedrooms, 9 bathrooms.

Features include a finished basement, 6 parking spaces including a 2-car garage, a fireplace.

Additional details: lot dimensions of 60 × 125 feet.

Listed at $5,280,000 CAD with annual property taxes of $17,997.15 (2025).

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About Markham Real Estate

This Detached is located in the Unionville community in Markham. Markham is a tech and innovation hub in York Region, home to IBM Canada, AMD, and hundreds of startups along Highway 7. Unionville Main Street offers heritage charm, while newer communities in Cornell and Cathedraltown provide modern family living. The city consistently ranks among the safest in Canada with top-performing schools. Detached homes in Markham are in high demand among families seeking space, privacy, and long-term equity growth.

Tech corridor along Highway 7Historic Unionville Main StreetYork Region's top-ranked schoolsPacific Mall & Markville Shopping Centre
~50 min commute to downtown TorontoWalkability: Moderate — walkable near Unionville and downtown Markham
View full Markham neighbourhood guide →