Advantage Group Real Estate
12199 Guelph Line • Milton, ON photo 1
12199 Guelph Line • Milton, ON photo 2
12199 Guelph Line • Milton, ON photo 3
12199 Guelph Line • Milton, ON photo 4
12199 Guelph Line • Milton, ON photo 5
12199 Guelph Line • Milton, ON photo 6
12199 Guelph Line • Milton, ON photo 7
12199 Guelph Line • Milton, ON photo 8
12199 Guelph Line • Milton, ON photo 9
12199 Guelph Line • Milton, ON photo 10
12199 Guelph Line • Milton, ON photo 11
12199 Guelph Line • Milton, ON photo 12
12199 Guelph Line • Milton, ON photo 13
12199 Guelph Line • Milton, ON photo 14
12199 Guelph Line • Milton, ON photo 15
12199 Guelph Line • Milton, ON photo 16
12199 Guelph Line • Milton, ON photo 17
12199 Guelph Line • Milton, ON photo 18
12199 Guelph Line • Milton, ON photo 19
12199 Guelph Line • Milton, ON photo 20
12199 Guelph Line • Milton, ON photo 21
12199 Guelph Line • Milton, ON photo 22
12199 Guelph Line • Milton, ON photo 23
12199 Guelph Line • Milton, ON photo 24
12199 Guelph Line • Milton, ON photo 25
12199 Guelph Line • Milton, ON photo 26
12199 Guelph Line • Milton, ON photo 27
12199 Guelph Line • Milton, ON photo 28
12199 Guelph Line • Milton, ON photo 29
12199 Guelph Line • Milton, ON photo 30
12199 Guelph Line • Milton, ON photo 31
12199 Guelph Line • Milton, ON photo 32
12199 Guelph Line • Milton, ON photo 33
12199 Guelph Line • Milton, ON photo 34
12199 Guelph Line • Milton, ON photo 35
12199 Guelph Line • Milton, ON photo 36
12199 Guelph Line • Milton, ON photo 37
12199 Guelph Line • Milton, ON photo 38
12199 Guelph Line • Milton, ON photo 39
12199 Guelph Line • Milton, ON photo 40
12199 Guelph Line • Milton, ON photo 41
12199 Guelph Line • Milton, ON photo 42
12199 Guelph Line • Milton, ON photo 43
New1 / 43
$4,450,000
12199 Guelph Line • Milton, ONPrice Change▼ 1.09%
Courtesy of REAL BROKER ONTARIO LTD.
7+3
Bedrooms
8
Bathrooms
3500-5000
Square feet
18
Parking

About this home

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

Property details

Property type
Rural Residential
Style
2-Storey
Total rooms
14
Lot size
250.38 × 613.8 ft
Property taxes
$16,366.77 (2026)
Occupancy
Flexible
Days on market
1
Status
Active
MLS®

Property history

Recently sold nearby

Listing data last updated: Nov 2, 2026, 1:15 p.m. EST via TRREB IDX.

First listed: Nov 2, 2026, 12:46 p.m. EST.