For SaleDetached

258 Cortleigh Boulevard

$10,380,000
4 Bed + Den8 Bath3500-5000 sq ft23d on market
MLS# C13599654Lawrence Park South, Toronto · M5N 1P7
Bedrooms
4 Bed + Den
Bathrooms
8 Bath
Size (MLS Range)
3500-5000 sq ft
Parking
4 Attached

About This Listing

A Landmark Residence In The Heart Of Lawrence Park South. Set on an exceptional 50' x 134' lot, 258 Cortleigh Boulevard is a rare offering that masterfully blends timeless architecture, uncompromising craftsmanship, and sophisticated contemporary luxury. Offering approximately 6500 sq. ft. of impeccably finished living space across three levels, this custom-built residence has been thoughtfully designed for exceptional family living and grand-scale entertaining. The spectacular main level features soaring ceilings and a dramatic family room that flows seamlessly into a chef-inspired gourmet kitchen appointed with premium appliances, a stunning marble island, and a fully equipped service kitchen. Every space has been curated with bespoke millwork and meticulous attention to detail. The luxurious primary retreat offers custom walk-in closets and a breathtaking spa-inspired ensuite, while the masterpiece provides generously proportioned bedrooms and an office, and versatile family spaces designed for modern living. The exceptional lower level rivals the finest private clubs, featuring a sophisticated recreation lounge, fitness centre, and private guest or nanny suite. Designed for seamless indoor/outdoor living, the beautifully landscaped backyard is a true private oasis with a resort-inspired concrete swimming pool. Luxury extends to every detail with a private elevator servicing all levels, garage car lift for two cars, radiant heated floors, Control4 smart home automation, premium mechanical systems, and uncompromising quality throughout. Ideally located in one of Toronto's most prestigious neighbourhoods, just moments from the city's finest public and private schools, parks, boutique shopping, dining, and transit, 258Cortleigh represents an extraordinary opportunity to acquire one of Lawrence Park South's finest custom residences, offering exceptional value, timeless design, and an unparalleled lifestyle.

Monthly Mortgage (P&I)$45,225
Property Tax (MLS)$3,260
Maintenance Fees$0
Total Monthly Cost$48,484

Down payment: $2,076,000 (20.0%) · Mortgage: $8,304,000

Property tax uses MLS annual tax of $39,116/yr. Uses the standard Canadian semi-annual compounding convention. Estimates only—not a pre-approval or offer of credit. Actual rates and eligibility may vary. Provincial sales tax on mortgage insurance, when applicable, is not included. Consult a mortgage professional for accurate figures.

Property Details

MLS NumberC13599654
Property TypeDetached
Style2-Storey
Listing TypeFor Sale
StatusActive
Bedrooms4 Bed + Den
Bathrooms8
Size3500-5000 sq ft
Parking Spaces4
Parking TypeAttached
Property Tax$39,116/yr
Days on Market23
Listed2026-07-23
CommunityLawrence Park South
MunicipalityToronto
Cross StreetAvenue Road & Cortleigh

Listing provided by CHESTNUT PARK REAL ESTATE LIMITED

Based on information from the Toronto Regional Real Estate Board (TRREB). All information deemed reliable but not guaranteed and should be independently verified. The accuracy of information is not guaranteed, has not been verified, and does not constitute professional advice.

IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than identifying prospective properties consumers may be interested in purchasing or renting.

Sold and leased listing data is provided under the Virtual Office Website (VOW) data feed and is available only to registered users who have agreed to the Terms of Use. This data is for personal, non-commercial use only and may not be copied, redistributed, or retransmitted.

MLS®, REALTOR®, and the associated logos are certification marks owned by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA.

This listing content is not intended to solicit properties already listed for sale or individuals who are currently under contract with a brokerage.

Data last updated: August 23, 2026 at 06:25 a.m.