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TTRREB MLS® ListingInformation 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.
Listing Brokerage: BAY STREET GROUP INC.Last Updated: Jan 9, 2026 at 11:52 AM ESTData provided by the Toronto Regional Real Estate Board (TRREB) via PropTx / AMPRE.
Want full details? Sold history, days on market, and additional listing data are available to registered users after a one-time terms acceptance.

165 Krieghoff Avenue, Markham, ON L3R 1W2, Markham, ON, L3R 1W2

MLS: N12659592 | Detached

$3,949,900

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Property Description

Welcome to a stunning custom-built home in prestigious Unionville. This masterpiece features soaring ceilings, hardwood & marble floors, full panelled walls, and intricate mouldings. The chefs kitchen boasts Thermador appliances, marble countertops, and custom cabinetry. Enjoy a wine cellar, wet bar, and Red Oak library. Prime location near top schools, Main Street Unionville, Toogood Pond, and major highways. A rare opportunity to own a one-of-a-kind luxury residence.

Directions: HWY7/Warden

Quick Facts

  • Property Type: Detached
  • Style: 2-Storey
  • Bedrooms: 6 (4 above, 2 below)
  • Bathrooms: 7
  • Fireplaces: Yes
  • Parking: 6.0 spaces
  • Lot Size: 8,394 sq ft (779.8 m²)

Costs

  • Annual Taxes: $8,390.00 (2025)

Listing Provided by: BAY STREET GROUP INC.
Board: Toronto Regional Real Estate Board
Data provided via CREA DDF®.

Detailed Features

Interior & Systems

  • Cooling: Central Air
  • Basement: Finished with Walk-Out

Exterior & Construction

  • Style: 2-Storey
  • Roof: Asphalt Shingle
  • Construction: Brick
  • Foundation: Concrete
  • Sewer: Sewer

Lot & Land

  • Lot Size: 8,394 sq ft (779.8 m²)
  • Pool: None

Community & Neighbourhood

  • Neighbourhood: Unionville

Listing Information

MLS® NumberN12659592
BoardToronto Regional Real Estate Board
Originating SystemToronto Regional Real Estate Board
BrokerageBAY STREET GROUP INC.
Date ListedJanuary 4, 2026
Last UpdatedJanuary 9, 2026

Listing History

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Location & Neighborhood

📍165 Krieghoff Avenue, Markham, ON L3R 1W2, Markham, ON, L3R 1W2

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Neighborhood Walkability

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Nearby Homes ?Nearby Homes — Search CriteriaSearch Radius1 kmPrice Range±30%Match BedroomsNoMatch BathroomsNo

Similar Homes ?Similar Homes — Search CriteriaSearch Radius5 kmPrice Range±5%Match Home TypeYesMatch BedroomsYes

Property Comparables ?Active Comparables — Search CriteriaSearch Radius2 kmPrice Range±15%Match Home TypeYesMatch BedroomsYes

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Cathy Dou
Cathy Dou
Broker of Record
[email protected]647-691-6364
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165 Krieghoff Avenue, Markham, ON L3R 1W2, Markham, ON, L3R 1W2

ASAP
 
TUE
5
May
WED
6
May
THU
7
May
FRI
8
May
SAT
9
May
SUN
10
May
MON
11
May
MorningAfternoonEvening
Cathy Dou
Cathy Dou
Broker of Record
[email protected]647-691-6364
Ask a Question