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Listing Brokerage: SAM MCDADI REAL ESTATE INC.Last Updated: Apr 10, 2026 at 1:39 PM EDTData provided by the Toronto Regional Real Estate Board (TRREB) via PropTx / AMPRE.
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9 Flaherty Lane, Caledon, ON L7K 2P2, Caledon, ON, L7K 2P2

MLS: W12983684 | Detached

$6,399,000

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Property Description

Welcome to 9 Flaherty Lane, a breathtaking custom estate nestled on over 10.6 acres in one of Caledon's prestigious enclaves and backing onto 50 acres of conservation land. Spanning over 13,500 square feet above grade and over 20,000 square feet total, this residence offers homeowners unmatched luxury, privacy, and scale. Inside, 5 prodigious bedrooms reside, each with its own ensuites, including a mesmerizing Owners' suite with his and her ensuites and a private guest bedroom in the lower level. Soaring ceiling heights are found across all 3 levels and range from 10 ft to 21ft, with 3 open to the above living areas. Both warm and inviting, this home attracts an abundance of natural light via the bespoke solarium and sunroom. As you make your way through this lovely home, signature features are found, including a 2-level mahogany library with an enchanting spiral staircase, a home theatre, a retro 50's inspired diner, a 5-car garage, multiple fireplaces, 9 geothermal heating and cooling systems, and a gourmet kitchen with a 60" Wolf gas cooktop and oven. Winning "North America's Best Pool" award in 1997, the indoor pool is truly a space where loved ones can gather and enjoy all year round. The serene outdoors offers just as much as the inside, with a spring fed 1 acre pond, a gazebo, a large designer patio with custom railing overlooking the water, and ample green space to host large social gatherings. This home is an absolute must see and offers a rare high-capacity well pumping 120 liters of water per minute, as well as an oversized septic tank and a new roof completed in 2024. With 16 interior and exterior cameras operated through Telus, security here is top-tier! Built to the highest standards using custom-made materials, this estate offers a rare blend of elegance and resort-style living. Whether hosting on a grand scale or seeking a private retreat, 9 Flaherty Lane delivers an extraordinary lifestyle!

Directions: Drive north on Porterfield Rd and take a left on Flaherty Lane to arrive at the property.
Inclusions: All existing electrical light fixtures, existing window covers, all kitchen appliances including 60 inch gas Wolf cooktop, 2 KitchenAid fridges, a built-in fridge (as is), KitchenAid dishwasher, 2 washer and dryers, 3 wood burning fireplaces, an inground swimming pool (as is), a movie theatre projector screen, 9 Geothermal heating and cooling units, 2 hot water tanks, 5 garage door openers and remotes, a new solar system (net zero from 2024), 16 indoor/outdoor cameras (currently operating w/ Telus - subscription not included with purchase).

Quick Facts

  • Property Type: Detached
  • Style: 2-Storey
  • Bedrooms: 6 (6 above)
  • Bathrooms: 10
  • Fireplaces: 3
  • Parking: 17.0 spaces (Circular Drive, Private)
  • Lot Size: 11 sq ft (1.0 m²)

Costs

  • Annual Taxes: $23,500.00 (2025)

Listing Provided by: SAM MCDADI REAL ESTATE INC.
Board: Toronto Regional Real Estate Board
Data provided via CREA DDF®.

Detailed Features

Interior & Systems

  • Cooling: Other
  • Basement: Finished with Walk-Out
  • Security: Carbon Monoxide Detectors, Alarm System
  • Fireplace Features: Wood

Exterior & Construction

  • Style: 2-Storey
  • Exterior: Backs On Green Belt, Deck, Patio, Privacy, Porch, Private Pond
  • Roof: Cedar, Metal, Asphalt Shingle
  • Construction: Stone, Shingle
  • Foundation: Poured Concrete
  • Sewer: Septic
  • Water: Drilled Well

Lot & Land

  • Lot Size: 11 sq ft (1.0 m²)
  • View: Forest, Panoramic, Park/Greenbelt, Pond, Trees/Woods
  • Pool: Indoor

Community & Neighbourhood

  • Neighbourhood: Rural Caledon

Listing Information

MLS® NumberW12983684
BoardToronto Regional Real Estate Board
Originating SystemToronto Regional Real Estate Board
BrokerageSAM MCDADI REAL ESTATE INC.
Date ListedApril 10, 2026
Last UpdatedApril 10, 2026

Listing History

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Location & Neighborhood

📍9 Flaherty Lane, Caledon, ON L7K 2P2, Caledon, ON, L7K 2P2

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Cathy Dou
Cathy Dou
Broker of Record
[email protected]647-691-6364
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9 Flaherty Lane, Caledon, ON L7K 2P2, Caledon, ON, L7K 2P2

ASAP
 
WED
6
May
THU
7
May
FRI
8
May
SAT
9
May
SUN
10
May
MON
11
May
TUE
12
May
MorningAfternoonEvening
Cathy Dou
Cathy Dou
Broker of Record
[email protected]647-691-6364
Ask a Question