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$3,270,000
For SaleNEW · Listed 14h ago

21 Shadbolt Court, Markham, ON L3R 1X3

Unionville
6
5
3,500–5,000 ft²
Listed by AIMHOME REALTY INC.

Assigned school

84% EQAO

Parkview Public School

Childcare

6 centres

0.4 km closest

Development

3 shown

Active applications within 800 m

Area profile

80% owners

$130k median

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

Explore this address →

Property Information

Property TypeDetached
Lot Size50 × 130 ft
BasementFinished with Walk-Out, Separate Entrance
Parking6 parking spaces · Garage · Attached
Property taxes$2,997/yr (2026)
Days on Market1 Day
Listed DateOct 17, 2026
MLS® NumberN14090348

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 this exceptional brand-new custom luxury residence in one of Unionville's most prestigious and established neighbourhoods. Situated on a premium 50' x 125' corner lot on a quiet court, this architecturally designed home offers approximately 5,500 sq. ft. of luxurious living space including a professionally finished walk-up basement. Rebuilt from the ground up with modern elegance and superior craftsmanship, the home features soaring ceilings, expansive windows, premium finishes, designer lighting, hardwood flooring throughout, a chef-inspired gourmet kitchen with high-end appliances, custom cabinetry, oversized centre island, and an open-concept layout ideal for both family living and entertaining. The spacious primary retreat offers a spa-inspired ensuite and custom walk-in closet, while generously sized bedrooms provide comfort for the entire family. The finished walk-up basement offers exceptional flexibility with additional bedrooms, recreation space, and potential for multi-generational living. Double garage plus four-car driveway. Located within top-ranked school districts and just minutes to Main Street Unionville, Toogood Pond Park, Whole Foods, Markville Mall, Highway 407, GO Transit, and every major convenience. A rare opportunity to own a newly rebuilt luxury home in a mature, highly sought-after community where new construction is seldom available. Move in and enjoy luxury living with the peace of mind that comes with a newly built home.

Listing History

Event
Date
Price
Listed
Oct 17, 2026
$3,270,000

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

Location

Map showing 21 Shadbolt Court, Markham, ON L3R 1X3 inside the Parkview Public School attendance boundaryView on Map

Licensed Childcare Nearby

6 licensed centres nearby · closest 438 m

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
Upper Canada Child Care At St. John Xxiii Ces
125 Kreighoff Avenue, Unionville
0.5 km
Before & after school
Operator: Upper Canada Creative Child Care Centres Of Ontario
Licence #0003955·Child Care Centre
Licensed Child Care Centre
605061 Ontario Ltd - Between Friends
120 Carlton Road, Unionville
0.7 km
Before & after school
Operator: 605061 Ontario Ltd.
Licence #06438·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
Unionville Discovery Preschool
100 Carlton Road, Markham
0.8 km
Full day
Operator: Unionville Discovery Preschool Inc.
Licence #56136·Child Care Centre
Licensed Child Care Centre
Unionville Co-Operative Nursery School Inc.
131 Main Street, Unionville
0.9 km
Half day
Licence #00728·Child Care Centre

What’s changing nearby

Nearest 3 within 800m

Proposed and recently approved developments near this home, largest first.

All development in this area

Approximate distance based on the municipality’s mapped application location.

Source: The Regional Municipality of York open data, adapted by DistrictIQ. York Region Open Data Licence.

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: 80% of households own and 20% rent; median household income is $130,000; 71% of households have children.

80%
Own their home
20%
Rent
$130,000
Median household income
3.1
Avg. household size
71%
Households with kids
44
Median age
More about this area
69%
University degree
36%
Newcomers (immigrants)
Age profile491 residents
Under 2024%
20–3416%
35–6445%
65+14%

StatCan 2021 Census · the dissemination area around this home (DA 35190588). 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

Interested in this home?

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DistrictIQ Inc., BrokerageMLS® data provided by PropTxUpdated Oct 17, 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.

DistrictIQ Inc., Brokerage · © 2026 DistrictIQ Inc.

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