Ontario Fence Rules 2026: Line Fences Act, Height Bylaws and Pool Enclosures

Fences in Ontario are governed by two layers: the provincial Line Fences Act (cost-sharing with neighbours on boundary fences) and municipal bylaws (height limits, setbacks).

GTA height limits (rear/side | front):

  • Toronto: 2.0m | 1.0m
  • Mississauga: 2.4m | 0.9m
  • Brampton/Vaughan/Markham: varies – always check your bylaw

Pool enclosures: Ontario requires minimum 1.2m fence around all outdoor pools with self-closing, self-latching gate. Non-compliance is a safety violation.

Material cost ranges (per linear foot installed):

  • Cedar/PT pine: $25-$50
  • Vinyl/PVC: $35-$65
  • Aluminum: $45-$80
  • Composite: $55-$90

For shared fence disputes, the Line Fences Act provides an arbitration process through municipal fence viewers – binding decisions within 4-8 weeks.

Has anyone dealt with a Line Fences Act dispute in the GTA? What was the outcome?

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