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$1,499,900
For SaleListed 18 days agoVirtual Tour

103 Longwater Chase, Markham, ON L3R 4A9

Unionville
6
4
2,500–3,000 ft²
Listed by EXP REALTY

Assigned school

76% EQAO

Unionville Public School

Childcare

6 centres

0.6 km closest

Development

3 shown

Active applications within 800 m

Area profile

94% owners

$152k median

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

Explore this address →

Property Information

Property TypeDetached
Lot Size49.26 × 119.87 ft
BasementFinished
Parking4 parking spaces · Private · Garage · Attached
Property taxes$8,290/yr (2026)
Days on Market18 Days
Listed DateSep 17, 2026
MLS® NumberN13795892

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 103 Longwater Chase, a meticulously maintained detached home offering an exceptional opportunity in one of Unionville's most sought-after neighbourhoods. Set on an impressive approximately 49 x 120 ft lot, this spacious 2-storey home offers approximately 2,700 sq. ft. above grade plus a finished basement, providing plenty of room for growing families, renovators, contractors, or buyers looking for the perfect blank canvas to create their dream home. Step inside to a grand open-to-above foyer highlighted by a sweeping curved staircase, generous principal rooms, a sunken living room, formal dining room, large kitchen with breakfast area, and a spacious family room with fireplace. Upstairs features well-proportioned bedrooms and an oversized primary retreat with walk-in closet and 5-piece ensuite. The finished basement adds even more versatility with two bedrooms, a bathroom, dry sauna, workshop and ample recreation space. Outside, discover a private backyard garden oasis with a huge sundeck, charming balcony ideal for morning coffee, and the rare convenience of three separate walkouts to the yard. Additional highlights include main-floor laundry, direct access to the attached double garage and parking for four vehicles. Ideally located in prime Unionville near highly ranked schools, Main Street Unionville, Markville Mall, Highway 7 amenities, and quick access to Highways 404 and 407. A rare opportunity to renovate, personalize and create something truly special in an established neighbourhood.

Listing History

Event
Date
Price
Listed
Sep 17, 2026
$1,499,900

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

Location

Map showing 103 Longwater Chase, Markham, ON L3R 4A9 inside the Unionville Public School attendance boundaryView on Map

Licensed Childcare Nearby

6 licensed centres nearby · closest 625 m

Licensed Child Care Centre
Kids Connection @ Beckett Farm
78 Beckett Avenue, Unionville
0.6 km
Before & after school
Operator: Kids Connection Care And Education
Licence #55598·Child Care Centre
Licensed Child Care Centre
Unionville College Montessori, Elementary & Secondary-South
4484 16Th Avenue, Markham
0.8 km
Full day · Half day · Before & after school
Operator: 1938420 Ontario Inc.
Licence #56354·Child Care Centre
Licensed Child Care Centre
605061 Ontario Ltd. - Blossoms
300 Main Street, Unionville
0.8 km
Before & after school
Operator: 605061 Ontario Ltd.
Licence #08654·Child Care Centre
Licensed Child Care Centre
Unionville College Montessori, Elementary & Secondary- Church
9400 Kennedy Road, Markham
1.0 km
Full day · Half day · Before & after school
Operator: 1938420 Ontario Inc.
Licence #56362·Child Care Centre
Licensed Child Care Centre
Ymca Of Greater Toronto - Central Park - Full-Day Child Care
100 Central Park Drive, Unionville
1.1 km
Full day · Before & after school
Operator: The Ymca Of Greater Toronto
Licence #09280·Child Care Centre
Licensed Child Care Centre
Family Day Care Services - Markville Child Care Centre
1000 Carlton Road, Markham
1.3 km
Full day
Operator: Family Day Care Services
Licence #13294·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: 94% of households own and 6% rent; median household income is $152,000; 67% of households have children.

94%
Own their home
6%
Rent
$152,000
Median household income
3.3
Avg. household size
67%
Households with kids
48
Median age
More about this area
62%
University degree
58%
Newcomers (immigrants)
Age profile1,490 residents
Under 2018%
20–3420%
35–6443%
65+18%

StatCan 2021 Census · the dissemination area around this home (DA 35191020). Values are randomly rounded by Statistics Canada for privacy.

Similar homes in this school area

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

Interested in this home?

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DistrictIQ Inc., BrokerageMLS® data provided by PropTxUpdated Oct 1, 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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