Halton Region · Service area
General Contractor in Milton
Basements under near-new Cobban and Bowes homes, kitchens in Timberlea back-splits, coach houses over lane garages and clinic fit-outs near Milton District Hospital.
Since April 1, 2025, every additional residential unit in Milton must be registered with the Town, new or existing, rented or family-occupied. Registration is $340 per unit, followed by a by-law and fire inspection and a yearly renewal. Permits for basements, additions, coach houses and fit-outs go through Building Services at Town Hall, 150 Mary Street.
Renovating in Milton
What’s different in Milton
| Permit office | Town of Milton Building Services, Planning and Development Department (official site, opens in a new tab) |
|---|---|
| Zoning by-laws | By-law 016-2014 for urban lots, 144-2003 for rural. Mature Neighbourhood Area Overlay (077-2021) in the older core. |
| Extra units | Up to 3 ARUs, 4 units in total, on serviced urban lots. Only one ARU in a detached building. |
| ARU registration | Mandatory since 1 April 2025: $340 per unit, by-law and fire inspection, renewed every year. |
| Detached ARUs | Lesser of 10% of lot area or 110 m². 3.5 m with a flat roof, 4.3 m pitched. |
| Conservation | Conservation Halton along Sixteen Mile Creek. Niagara Escarpment Commission on much of the escarpment west of town. |
| Heritage | Municipal Heritage Register. Listed, non-designated properties need 60 days’ notice before demolition. |
| Water and sewer | Halton Region, which also runs the basement flooding subsidy. |
Housing stock
A stone core inside two decades of subdivisions
Old Milton grew around the mill pond on Sixteen Mile Creek. Main, Martin, Mill and James Streets keep 19th-century limestone and brick homes and small workers’ cottages, many on the Heritage Register, over low fieldstone basements. From the 1970s to the 1990s, Timberlea, Dorset Park, Bronte Meadows and Mountain View added back-splits, side-splits and raised bungalows, some still on aluminium branch wiring. Then came the boom. Beaty, Clarke, Dempsey, Hawthorne Village, Willmott, Ford, Cobban and Bowes filled in with detached homes on 9–12 m lots, semis and freehold townhouses, some on rear-lane streets with detached garages. Their basements are poured concrete, 2.4–2.7 m tall, with plumbing rough-ins and sump pits, under engineered I-joist floors.
Neighbourhoods we work in: Old Milton · Timberlea · Hawthorne Village · Beaty, Clarke and Dempsey · Willmott, Ford and Cobban
Nearby: Oakville, Burlington, Mississauga, Guelph
Services in Milton
Nine services, each with its own local page
Frequently asked questions
Renovating in Milton: local questions
Yes. Since April 1, 2025, every additional residential unit in Milton must be registered, including older units, family-occupied units and empty ones. Registration costs $340 per unit. A municipal law enforcement officer and a fire prevention officer then inspect for zoning, safety and Fire Code compliance. A passing unit gets a 1-year certificate, renewed free during the 3-year pilot that began in 2025.
Up to 4: the townhouse plus 3 ARUs, on a freehold townhouse with municipal water and sewer. Stacked and back-to-back townhouses are excluded. Access is the real limit. Milton’s by-law requires a clear path at least 1.2 m wide with 2.1 m of headroom from the street to each unit’s entrance, and an interior townhouse has no side yard. Each unit also needs a parking space under By-law 016-2014.
Since January 2026, yes, within limits set by zone and plan area. On RV or C4 lots outside the Niagara Escarpment Plan area, one ARU is allowed in the house or an accessory building. Inside the Escarpment Plan area, one ARU may go inside a detached house in the Escarpment Rural Area designation. Greenbelt Natural Heritage System lands allow none. A1 lots outside the Greenbelt can have 2.
Reviews from CarpentryBoys clients near Milton
03 / In our clients’ words
“Very professional, hard working they know their job very well. They built our legal basement, we are totally satisfied with their work. Highly recommended.”
Rated 5.0 out of 5 across 13 customer reviews on Bark.com
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