How high can a fence be in Westmount?

The rules, in short

• Fences are not allowed in the front yard, with exceptions (secondary front yard of a corner or through lot: 2 m, more than 1 m from the sidewalk; behind the most forward wall of an L- or U-shaped house: 1.4 m). (art. 6.2.3)
• In the rear or side yard: 1.4 m within 1.2 m of a front yard, 2 m elsewhere. (art. 6.2.4)
• Materials: painted or stained wood, metal, stone, brick or concrete; chain-link is reserved for tennis courts, schoolyards and industrial or municipal uses. (art. 6.2.5)
• Opacity of at most 50% in the front yard and up to 1.2 m behind it; 85% elsewhere. (art. 6.2.6)
• Hedge: at most 1 m in the front yard (more than 1 m from the sidewalk), 2 m in the rear or side yard. (art. 6.2.7)
• Barbed wire is prohibited. (art. 6.2.10)

Summary by Radar Foncier, in our own words: the official French text of the by-law, linked above, prevails.

Applying in Westmount

• Urban planning department: 514 989-5219
• Permits on the municipality's website