Dimensional standards
Lot
Density
Extracted standards
12 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Density
- Maximum townhouseTownhouseA single-family home sharing side walls with its neighbours, each on its own lot. density in R-3 and B-18 du/acredu/acreDwelling units per acre — the number of homes allowed on each acre of land.
The permitted density of a townhouse development shall be eight dwelling units per acre in R-3 and B-1
- Maximum townhouseTownhouseA single-family home sharing side walls with its neighbours, each on its own lot. density in R-412 du/acredu/acreDwelling units per acre — the number of homes allowed on each acre of land.
and 12 dwelling units per acre in R-4.
Design
- Architectural compatibility required
Contiguous group architecture shall reflect the neighborhood residential design, scale, and building materials.
- Facade differentiation required
Contiguous group shall have differentiated building facades with varying setbacks.
Other
- Maximum contiguous townhouseTownhouseA single-family home sharing side walls with its neighbours, each on its own lot. units6 count
No more than six contiguous townhouse dwelling units shall be constructed as a group.
- Maximum townhouseTownhouseA single-family home sharing side walls with its neighbours, each on its own lot. group length200 ft
Contiguous group shall not extend more than 200 feet in length.
- Minimum townhouseTownhouseA single-family home sharing side walls with its neighbours, each on its own lot. group separation20 ft
Contiguous building groups shall be separated by a minimum of 20 feet.
- Minimum open spaceOpen spaceLand a development must leave unbuilt, sometimes required to be usable or planted. per unit100 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
For multiple townhouse dwelling units located on a single lot, a minimum of 100 square feet of usable open space shall be provided for each dwelling unit.
- Pedestrian plan required
The townhouse development shall include a pedestrian circulation and access plan, including appropriate sidewalks, street crossings, pedestrian connections, trails, etc.
- Public street access required
All townhouse units shall front on or have access to a public street.
Parking
- Parking access from rear
Where parking is provided for each individual townhouse unit, access to parking shall be from the rear of the unit.
- Parking between street and building prohibitedProhibitedNot allowed in the district at all, short of rezoning or a variance.
No off-street parking spaces or driveways shall be permitted between a public or private street and any principal building.
From the ordinance
No more than six contiguous townhouse dwelling units shall be constructed as a group. The minimum width for individual townhouse lot shall be 20 feet. A townhouse development shall have a minimum of one acre.