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3121 Theatre Road

Cobourg / Cobourg, ON K9A 4J7

ActiveFor Sale
7 Beds
6 Baths
5,000 Sq Ft
10 Lot Sq Ft
Single Family Home

About This Property

Set on 10 acres, mins from Cobourg, Port Hope, Trinity College School, and within reach of the GTA, this extraordinary 6+1 bed/6 bath, Hamptons-inspired estate was designed for gathering, celebrating & slowing down. Wrapped in mature landscaping & framed by resort-style outdoor spaces, it unfolds with over 9900 sq. ft. of curated living where natural light & seamless indoor-outdoor connections define every room. The main level offers expansive principal spaces designed for both everyday life & effortless entertaining, anchored by a luxurious main-floor primary suite w/private deck, a beautifully integrated flow from the front entry, to the executive kitchen, formal dining room & living area w/stone clad wood fp, vaulted tongue & groove ceilings & built-in cabinetry. Appreciate a separate living room w/ 2nd fp in addition to the breezeway connection to the 2-level, 1 bed/1 bath loft w/ glass rail balcony, creating flexibility for working at home, creative pursuits or multi-generational living. Upstairs, 4 spacious beds & 3 baths & 2nd laundry room, offer comfort & privacy while the finished lower level extends the home's versatility w/ insulated ceilings, access to the 3-car garage & newly renovated spaces for recreation, wellness, or extended family. Outside, the experience rivals a private resort, featuring a 1,900 sq. ft. cabana w/sound system, wood burning fp, bar, bathroom, change area & workshop. Settle in to enjoy the renovated in-ground pool, multiple flagstone entertaining terraces, b/i bbq area, tranquil koi ponds & more. Significant recent improvements include a premium new roofing system, upgraded heating & cooling infrastructure, restored exterior elements, modernized water systems, updated appliances, & extensive interior enhancements, offering peace of mind for years to come. Rarely does a property combine this level of privacy, scale, craftsmanship, & convenience so effortlessly-an exclusive country estate where life feels like a permanent escape.

Property Details

StatusActive
Property TypeSingle Family Home
Listing TypeFor Sale
Interior Size5,000 sq ft
Lot Size10 sq ft
Bedrooms7
Bathrooms6
Postal CodeK9A 4J7
Last UpdatedAug 8, 2026 · 8:59 p.m.

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Features & Amenities

  • View
  • Fireplace
  • Air Conditioning
  • Basement

TRREB MLS® Attribution

MLS® X13224420

Listed by Re/Max Hallmark First Group Realty Ltd.

The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA. The trademarks REALTOR®, REALTORS® and the REALTOR® logo are controlled by CREA and identify real estate professionals who are members of CREA. Listing data provided by the Toronto Regional Real Estate Board (TRREB). The information contained herein is from sources believed to be reliable but is not guaranteed. Information deemed reliable but not guaranteed accurate by TRREB or Team Filipe / RE/MAX.

$3,975,000

asking price

MLS®X13224420
TypeSingle Family Home
CityCobourg
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Team Filipe · RE/MAX · (647) 210-6070

Mortgage Estimate

Est. Monthly Payment

$19,410

/month · $3,180,000 mortgage

Down Payment20% — $795,000
Interest Rate5.5%

Amortization

Total Interest

$2,643,135

Total Cost

$5,823,135

Estimate only. Based on Canadian semi-annual compounding, 25-yr amortization at 5.5%.

Full Mortgage Calculator →

Listed By

Re/Max Hallmark First Group Realty Ltd.