17.09, 17.10
Dimensional standards
Uses
Permitted by right4
Prohibited1
Extracted standards
21 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Accessory dwelling units
- Maximum floor area for attached ADUAccessory dwelling unit (ADU)A second, smaller home on a lot that already has one — a garage flat, basement flat or backyard cottage.850 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
The total area of floor space for an attached ADU shall not exceed the lesser of 50% of primary residence floor area, 850 sqft for one bedroom, or 1,000 sqft if more than one bedroom.
- Maximum floor area for detached ADUAccessory dwelling unit (ADU)A second, smaller home on a lot that already has one — a garage flat, basement flat or backyard cottage.850 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
The total area of floor space for a detached ADU shall not exceed 850 square feet, or 1,000 square feet if the ADU contains more than one bedroom.
- Maximum heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first. for detached ADUAccessory dwelling unit (ADU)A second, smaller home on a lot that already has one — a garage flat, basement flat or backyard cottage.16 ft
A detached ADU shall not exceed 16 feet in height except as provided for transit proximity or multifamily properties.
- Minimum parkingMinimum parkingThe number of off-street spaces a development must provide before it may open. spaces for ADUAccessory dwelling unit (ADU)A second, smaller home on a lot that already has one — a garage flat, basement flat or backyard cottage.1 spaces
A minimum of one parking space, which may be enclosed, shall be provided for the ADU.
- Minimum side and rear setbackSetbackThe distance a building must be held back from a lot line. for ADUAccessory dwelling unit (ADU)A second, smaller home on a lot that already has one — a garage flat, basement flat or backyard cottage.4 ft
A setback of no more than four feet from the side and rear lot lines shall be required for an ADU that is not converted from an existing structure.
Density
- Maximum units on lot created by lot split2 units
Any lot created by a lot split pursuant to chapter 16.40 (Urban Lot Splits) shall be limited to a maximum of two units.
- Maximum units on single-familySingle-family dwellingOne dwelling unit on its own lot, usually detached from its neighbours. lot without lot split4 units
No more than four units shall be permitted on a single-family residential lot that has not undergone a lot split.
Grading
- Maximum gradingGrading (cut & fill)Reshaping land by removing earth (cut) or adding it (fill), often capped by volume. for second unit on sloping lots200 cubic yardscubic yard (cy)A unit of earth volume used in grading limits — roughly one dump-truck scoop.
For second units and two-unit developments built on sloping lots, grading shall be limited to a combined total of 200 cubic yards.
Height
- Maximum heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first. for second unit16 ft
A second unit, and both of the units in a two-unit development, shall be no taller than 16 feet in height as measured from adjacent pre-construction grade and shall be one-story.
- Maximum storiesStoreysHabitable floor levels. Whether a basement or attic counts is defined by the local code. for second unit1 storiesStoreysHabitable floor levels. Whether a basement or attic counts is defined by the local code.
Shall be one-story.
Other
- Affordable rent duration55 years
Shall only be rented to persons or families of low or moderate income for a minimum of 55 years.
- Percentage of primary units required to be affordable50 pct
Whenever a development in a single-family residential zoning district either adds two primary units to a lot, or adds a second primary unit to a lot, one of the two primary units (i.e., 50 percent of the primary units), if rented, shall be rented at no more than an affordable rent for moderate-income households.
- Owner-occupancy required for JADU
Owner-occupancy is mandatory. The owner may reside in either the remaining portion of the single-family dwelling or in the newly created JADU.
- Maximum deck heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first. above grade6 inches
No attached decks, including roof decks and balconies, will be allowed that exceed six inches in height, as measured from adjacent finished grade.
- Maximum floor area for JADU500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
The total area of floor space for a JADU shall not exceed 500 square feet.
- Maximum floor area for second unit on lot >=20,000 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.1,000 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
Second units, and both units in a two-unit development, that are constructed on a lot that is at least 20,000 square feet may be up to 1,000 square feet in floor area.
- Maximum floor area for second unit800 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
Notwithstanding any other development standard, a second unit, and both of the units in a two-unit development, may be up to 800 square feet in floor area.
- Minimum separation between detached units in VHFHSZ10 ft
Detached second units and both units of a two-unit development, if detached from one another, built within a very high fire hazard severity zone, must maintain a ten-foot separation from the primary residence or each other.
Parking
- Minimum parkingMinimum parkingThe number of off-street spaces a development must provide before it may open. spaces for second unit1 spaces
One new off-street parking space, either enclosed or open, is required for a second unit and for each unit of a two-unit development.
Setback
- Minimum front setbackSetbackThe distance a building must be held back from a lot line. for second unit if built in front25 ft
If it is not legally and/or physically possible for a detached second unit to be built behind the primary residence, then it may be built in front or to the side of the primary residence subject to a minimum front setback of 25 feet.
- Minimum side and rear setbackSetbackThe distance a building must be held back from a lot line. for second unit4 ft
In all other circumstances, second units, and both units of a two-unit development, shall be set back at least four feet from the side and rear lot lines.
From the ordinance
A second unit, and both of the units in a two-unit development, shall comply with all of the following development standards...