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Guide

The Oakville fence by-law

Heights front and back, corner-lot visibility triangles, privacy screens, materials and the penalty.

Summary

In an Oakville residential zone a fence may be 2 metres (6 feet 6 inches) in a side or rear yard and 1.5 metres (5 feet) in a front yard, where anything above 1 metre must be open lattice. Nothing over 0.91 metres (3 feet) may stand inside a corner lot's visibility triangle. Barbed wire and electrified fences are prohibited in residential zones, and the penalty starts at $300.

Administered by the Town of Oakville's Municipal Enforcement Services. Every answer below was checked against its source on October 20, 2026; the source is linked under each one.


How high a fence can be

Section 5 of the by-law sets the residential maximums; Section 6 sets the exceptions.

How high can a fence be in Oakville?

In a residential zone, 2 metres (6 feet 6 inches) in any yard other than a front yard, and 1.5 metres (5 feet) in a front yard. Any part of a front-yard fence above 1 metre (3 feet 3 inches) must be commercially available open lattice.

Height is measured from the grade at the base of the fence, and where the fence steps, it is taken as the average height over any 2.44 metre (8 foot) portion.

Source: Town of Oakville, By-law 2002-034, fences and privacy screens, consolidated 23 June 2025

Can a fence on the property line be higher than 2 metres?

Yes. A boundary fence in a side yard, rear yard or flankage may reach 2.2 metres (7 feet 4 inches), provided any portion above 1.9 metres (6 feet 2 inches) is commercially available open lattice.

A boundary fence is one located wholly or partly within 0.91 metres (3 feet) of a property line. Where neighbouring lots sit at different grades, its height is measured from the mean grade between the two lots.

Source: Town of Oakville, By-law 2002-034, fences and privacy screens, consolidated 23 June 2025

Can I fence a tennis court higher?

Yes. A fence enclosing a tennis court or similar private sports facility in a rear or side yard may be up to 3.7 metres (12 feet), must be chain link with corrosion-resistant or treated posts and bracing, and must sit at least 0.6 metres (2 feet) from any property line.

This provision explicitly does not cover pools. A pool enclosure is governed by the separate Pool Enclosure By-law and needs its own permit.

Source: Town of Oakville, By-law 2002-034, fences and privacy screens, consolidated 23 June 2025


Corner lots and driveways

Why can't I fence the corner of my lot?

No fence or hedge may stand higher than 0.91 metres (3 feet) at any point inside a 10.67 metre (35 foot) visibility triangle at the intersection, or inside the 2 metre (6 foot 6 inch) triangle measured at a driveway.

This applies to hedges as well as built fences, and it overrides the ordinary height limits — including for gates and archways.

Source: Town of Oakville, By-law 2002-034, fences and privacy screens, consolidated 23 June 2025


Privacy screens

A privacy screen is a fence over 2 metres in height, and the by-law treats it separately.

How high can a privacy screen be?

At ground level, 2 metres (6 feet 6 inches) plus an additional 0.3 metres (1 foot) for every 0.3 metres it is set back from the property line, to a maximum of 2.9 metres (9 feet 6 inches). On a deck or platform the maximum is 2 metres (6 feet 6 inches) above the deck.

It must sit at least 0.91 metres (3 feet) from any property line, and any portion above 2 metres measured from the ground must be commercially available open lattice.

Source: Town of Oakville, By-law 2002-034, fences and privacy screens, consolidated 23 June 2025


What a fence may not be made of

Are barbed wire and electric fences allowed?

Not in residential zones. The by-law prohibits a fence wholly or partly constructed of barbed wire, and prohibits an electrified fence, with limited exceptions elsewhere.

Outside those zones the by-law permits barbed wire above 2 metres (6 feet 6 inches) in defined circumstances, and an electrified fence where permitted must carry a sign warning that the fence carries electricity.

Source: Town of Oakville, By-law 2002-034, fences and privacy screens, consolidated 23 June 2025


What happens if a fence breaks the rule

Sources

Every factual claim above traces to one of these documents.

  1. Town of Oakville

    Fences and Privacy Screen By-law

    Retrieved October 20, 2026