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$3,949,900
For SaleListed 289 days agoVirtual Tour

165 Krieghoff Avenue, Markham, ON L3R 1W2

Unionville
6
7
3,500–5,000 ft²
Listed by BAY STREET GROUP INC.

Assigned school

84% EQAO

Parkview Public School

Childcare

6 centres

0.4 km closest

Development

5 shown

Active applications within 800 m

Area profile

83% owners

$113k median

Small-area Census counts are randomly rounded by Statistics Canada.

Explore this address →

Property Information

Property TypeDetached
Lot Size61 ft
BasementFinished with Walk-Out
Parking6 parking spaces · Attached
Property taxes$8,390/yr (2025)
Days on Market289 Days
Listed DateJan 4, 2026
MLS® NumberN12659592

School Catchments

School boundaries and eligibility may change. Confirm school eligibility directly with the school board.

All Markham school catchments →

Monthly Cost

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.

Listing History

Event
Date
Price
Relisted
Sep 8, 2026
$3,949,900
Listed
Jan 4, 2026
$3,949,900

Shows activity for this MLS® listing. Prior listings and sold records appear when available.

Location

Map showing 165 Krieghoff Avenue, Markham, ON L3R 1W2 inside the Parkview Public School attendance boundaryView on Map

Licensed Childcare Nearby

6 licensed centres nearby · closest 414 m

Licensed Child Care Centre
Upper Canada Child Care At St. John Xxiii Ces
125 Kreighoff Avenue, Unionville
0.4 km
Before & after school
Operator: Upper Canada Creative Child Care Centres Of Ontario
Licence #0003955·Child Care Centre
Licensed Child Care Centre
Parkview Ymca School Age
22 Fonthill Boulevard, Markham
0.4 km
Before & after school
Operator: The Ymca Of Greater Toronto
Licence #0005446·Child Care Centre
Licensed Child Care Centre
It Takes A Village Preschool
600 Village Parkway, Unionville
0.7 km
Half day
Operator: Grace Church Markham Nursery School
Licence #58573·Child Care Centre
Licensed Child Care Centre
Good School
4171 Highway 7, Unionville
0.8 km
Français
Full day · Before & after school
Operator: Downtown Markham Montessori School Inc
Licence #62193·Child Care Centre
Licensed Child Care Centre
Unionville Co-Operative Nursery School Inc.
131 Main Street, Unionville
0.8 km
Half day
Licence #00728·Child Care Centre
Licensed Child Care Centre
605061 Ontario Ltd - Between Friends
120 Carlton Road, Unionville
0.8 km
Before & after school
Operator: 605061 Ontario Ltd.
Licence #06438·Child Care Centre

Area Checks

Also checked, nothing flagged at this location: flood hazard mapping, conservation-regulated areas, provincially significant wetlands, the Greenbelt, the Oak Ridges Moraine, the Niagara Escarpment plan, areas of natural and scientific interest, rail corridors, hydro transmission corridors.

Screened against public government mapping at this home’s location — simplified boundaries, not a survey, an appraisal or a legal determination. Confirm anything that matters with the authority named.

About Unionville

View Unionville on Market →

Area profile

Mostly owner-occupied: 83% of households own and 17% rent; median household income is $113,000; 68% of households have children.

83%
Own their home
17%
Rent
$113,000
Median household income
2.9
Avg. household size
68%
Households with kids
45
Median age
More about this area
62%
University degree
46%
Newcomers (immigrants)
Age profile467 residents
Under 2025%
20–3414%
35–6442%
65+19%

StatCan 2021 Census · the dissemination area around this home (DA 35190589). Values are randomly rounded by Statistics Canada for privacy.

Similar homes in this school area

Assigned to Parkview Public School · priced within 25% of this home

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DistrictIQ Inc., BrokerageMLS® data provided by PropTxUpdated Sep 8, 2026
Data sources & legal disclosures

Listing data is provided by the Toronto Regional Real Estate Board (TRREB) and PropTx under the Internet Data Exchange (IDX) program. The information is deemed reliable but is not guaranteed accurate by TRREB, PropTx, CREA or DistrictIQ Inc., Brokerage, may not reflect the most current status, and is subject to errors, omissions, prior sale, change, or withdrawal without notice. Listings should be independently verified.

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