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12199 Guelph Line

Milton, Ontario L0P1B0

MLS # W14139680

$4,450,000

Property Details

Type

Detached

Beds

10

Baths

8

Status

For Sale

About this property

This extensively renovated estate sits on a private, gated 3.51 acres at Guelph Line and 20 Side Road in Campbellville, north of the 401, with 8,299 sq ft of living space over three levels plus a 914 sq ft guest house. The renovation brought new windows, new flooring and hardwood, and custom box ceilings throughout, and the home has 7 fireplaces and 4 kitchens. The main floor opens with a grand foyer, curved staircase and crystal chandelier, then flows to a vaulted office, formal dining room with fireplace and custom built-ins, a living room with windows on three sides , slab feature wall and linear Custom vented Napoleon fireplace, a custom bar with wine storage, and a chef's kitchen with an oversize island, stone countertops, full-height slab backsplash, farmhouse sink and a professional-style range. Walk out from the breakfast area to a two-level rear deck with glass railings. Upstairs are 5 bedrooms and 4 washrooms. The primary suite has its own snug sitting room with fireplace and a walkout to the front balcony, along with a bedroom fireplace, his and hers bathrooms, a walk-in closet and private laundry. The walkout lower level has 2 kitchens and 2 bedrooms, plus a games area, media wall, gym ( could be a 3rd bedroom ) and an in-law suite with its own bathroom, laundry and separate entrance. A detached guest house holds a 2-bedroom apartment with its own kitchen, bathroom, laundry and deck. With three self-contained living spaces on one property, parents, adult children and extended family can live close while keeping their own space. The solar-heated indoor pool makes swimming a year-round habit. Outside, two ponds, mature trees and a fire pit patio surround the home. Indoor parking for 8 vehicles, room for 10 more on the drive, and a wired generator. Flexible possession. Full upgrade list available. Private showings by appointment. Rooms on "Upper level" are in Guest house

Mortgage Estimate

Estimated monthly payment

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Estimate only. Taxes, insurance, condo fees, and lender terms are not included.

Monthly costs to verify

Property taxes: about $1,364/month based on listed annual taxes.

Estimate only. Confirm taxes, condo/maintenance fees, insurance, utilities, and lender terms before making decisions.

Rooms

Room Level Dimensions
Foyer Main level 5.49 x 4.02
Laundry room Second level 2.71 x 2
Bathroom Second level 2.71 x 4.47
Bathroom Second level 2.71 x 2.01
Bedroom 2 Second level 4.27 x 5.44
Bedroom 3 Second level 4.29 x 5.59
Bedroom 4 Second level 3.77 x 4.05
Bedroom 5 Second level 4.66 x 4.1
Bathroom Second level 2.55 x 4.33
Bathroom Second level 3.09 x 1.52
Kitchen Basement 4.28 x 4.11
Office Main level 4.05 x 4.22
Living room Basement 5 x 12.35
Exercise room Basement 4 x 3.58
Bathroom Basement 3.25 x 1.47
Living room Basement 3.32 x 7.02
Bedroom Basement 2.52 x 2.8
Bedroom 2 Basement 2.52 x 2.99
Kitchen Basement 2.51 x 2.92
Bathroom Basement 2.21 x 2.46

Facts & Location

Interior Size

8,299 sq ft

Parking

18 spaces

Lot Size

250.4 x 613.8 FT

Annual Taxes

$16,367

Listing data

Listing information is provided for personal, non-commercial use and should be independently verified before making real estate decisions.

Last refreshed: Nov 2, 2026 7:00 PM

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