Zoning Portal | Dimensional Standards

  A-1 Limited Agriculture

Building height, maximum 35 feet for principal residential buildings; 100 feet for farm buildings
Floor area ratio for all floors of principal and all accessory buildings not to exceed 10 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 30 square feet for farm dwellings; 50 square feet from the Street Right-of-Way for all other buildings
Living area, minimum 980 square feet with a basement, 1,180 square feet without a basement; 400 square feet per level for a tri-level; 780 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum 5 acres; 40,000 square feet for lot with existing non-farm dwellings or lot with dwellings remaining after farm consolidation
Lot width, minimum 150 feet
Rear yard setback, minimum 100 feet for all buildings; see s. 17.0501 for accessory building
Side yard setback, minimum 10 feet in width for farm dwellings; 30 feet in width all other principal buildings; see s. 17.0501 for accessory building

  B-1 Local Business

Building height, maximum 35 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory buildings not to exceed 40 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 25 feet.
Lot area, minimum sufficient area for the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks.
Lot width, minimum sufficient width for the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks.
Principal floor area, maximum 5,000 square feet
Rear yard setback, minimum 20 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate rear yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet
Side yard setback, minimum 15 feet for principal building, except the City Engineer may require a wider side yard to accommodate the required grading between properties; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate side yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet

  B-2 Community Business

Building height, maximum 45 feet for principal building; 17 feet for accessory building
Front yard setback, minimum from the Street Right-of-Way 25 feet
Living area, minimum maximum 40 percent
Lot area, minimum sufficient area for the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks
Lot width, minimum sufficient width for the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks
Principal floor area, maximum 60,000 square feet
Rear yard setback, minimum 25 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate side yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet
Side yard setback, minimum 20 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate side yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet

  B-3 Office & Professional Business

Building height, maximum 55 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory building not to exceed 40 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 25 feet
Lot area, minimum 10,000 square feet
Lot width for corner lot, minimum 85 feet
Lot width, minimum 75 feet
Rear yard setback, minimum 25 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate rear yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet
Side yard setback, minimum 20 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate side yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet

  B-4 Highway Business

Building height, maximum 50 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory buildings not to exceed 40 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 25 feet
Lot area, minimum 30,000 square feet
Lot width, minimum 150 feet
Rear yard setback, minimum 25 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate rear yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet
Side yard setback, minimum 15 feet for principal building; 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate side yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet

  B-6 Interchange Regional Retail

Building height, maximum 80 feet or 6 stories for principal building, whichever is higher; 35 feet for accessory building, subject to regulations and permitting requirements under the jurisdiction of the Federal Aviation Administration and Milwaukee County
Floor area ratio for all floors of principal and all accessory buildings not to exceed 40 percent of the lost area
Front yard setback, minimum from the Street Right-of-Way 25 feet, when not abutting an interstate highway; when abutting an interstate highway the minimum is set by federal requirements
Lot area, minimum 40,000 square feet, except more if needed to accommodate the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks
Lot width, minimum 150 feet, except more if needed to accommodate the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks
Rear yard setback, minimum 15 feet, 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate rear yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet.
Side yard setback, minimum 10 feet, 5 feet for accessory building, except if the subject property abuts a residential zoning district, the setback is what the appropriate rear yard setback for a principal building would be in the adjoining residential district, but not less than 10 feet.

  ER Equestrian Residential

Building height, maximum 35 feet for dwellings; 17 feet for farm buildings
Floor area ratio for all floors of principal and all accessory buildings not to exceed10 percent of the lot area.
Front yard setback, minimum from the Street Right-of-Way 50 feet for farm dwellings; 50 feet for all other buildings
Living area, minimum 1400 square feet with a basement, 1700 square feet without a basement; 500 square feet per level for a tri-level; 1000 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum 3 acres;
Lot width, minimum 200 feet
Rear yard setback, minimum 100 feet
Side yard setback, minimum 30 feet for all other principal buildings; 50 feet for farm dwellings; see s. 17.0501 for accessory buildings

  I-1 Institutional

Building height, maximum 55 feet for principal building; 35 feet for accessory building; Residential uses permitted in the I-1 district shall comply with the building area requirements of the RS-2 Single-Family Residential District.
Front yard setback, minimum from the Street Right-of-Way 30 feet
Living area, minimum 1,500 square feet with a basement, 1,700 square feet without a basement; 500 square feet per level for a tri-level; 1,000 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum sufficient area for the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks
Lot width, minimum sufficient width for the principal structure(s) and its accessory structures, off-street parking and loading areas, and required setbacks
Rear yard setback, minimum 50 feet for principal building; 5 feet for accessory building that is 720 square feet in area or less; 15 feet for accessory building that is 720 square feet in area, or greater than 17 feet in height
Side yard setback, minimum 50 feet for principal building; 5 feet for accessory building that is 720 square feet in area or less; 15 feet for accessory building that is 720 square feet in area, or greater than 17 feet in height

  Lm-1 Light Manufacturing

Building height, maximum 55 feet.
Floor area ratio for all floors of principal and all accessory buildings not to exceed 80 percent of the lost area
Lot area, minimum 43,560 square feet (1acre)
Lot width, minimum 200 feet
Front yard setback, minimum from the Street Right-of-Way, 40 feet
Rear yard setback, minimum 20 feet if subject property does not abut a residential district, or 10 feet if rear yard abuts a railroad right-of-way or storm water drainage channel that is at least 20 feet wide; 100 feet if subject property abuts a residential district; for any outdoor commercial recreation structure or field of not less that 15 feet. If abutting a residential district, the side and rear setbacks shall not be less than 30 feet and subject to Section 17.0205(d)
Side yard setback, minimum 20 feet if subject property does not abut a residential district, or 20 feet if side yard abuts a railroad right-of-way or storm water drainage channel may be reduced to 15 feet; 100 feet if subject property abuts a residential district; for any outdoor commercial recreation structure or field of not less than 15 feet. If abutting a residential district, the side and rear setbacks shall not be less that 30 feet and subject to Section 17.0205(d)

  M-1 Manufacturing

Building height, maximum 55 feet
Floor area ratio for all floors of principal and all accessory buildings not to exceed 80 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way, 40 feet
Lot area, minimum 43,560 square feet (1 acre)
Lot width, minimum 200 feet
Rear yard setback, minimum 20 feet if subject property does not abut a residential district, or 10 feet if rear yard abuts a railroad right-of-way or storm water drainage channel that is at least 20 feet wide; 100 feet if subject property abuts a residential district; for any outdoor commercial recreation structure or field of not less than 15 feet. If abutting a residential district, the side and rear setbacks shall not be less than 30 feet and subject to Section 17.0205(d)
Side yard setback, minimum 20 feet if subject property does not abut a residential district, or 20 feet if side yard abuts a railroad right-of-way or storm water drainage channel may be reduced to 15 feet; 100 feet if subject property abuts a residential district; for any outdoor commercial recreation structure or field of not less than 15 feet. If abutting a residential district, the side and rear setbacks shall not be less than 30 feet and subject to Section 17.0205(d)

  P-1 Park

Building height, maximum 35 feet
Floor area ratio for all floors of principal and all accessory buildings not to exceed 20 percent of the lot area
Front yard setback, minimum 50 feet from the lot line
Rear yard setback, minimum 50 feet from the lot line
Side yard setback, minimum 50 feet from the lot line

  Rd-1 Two-Family Residential

Building height, maximum 35 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory buildings not to exceed 30 percent of the lost area
Living area, minimum 2000 square feet with a basement, 2400 square feet without a basement; One of the units, however, shall not be less than 850 square feet.
Lot area, minimum 21,780 square feet
Lot width for corner lot, minimum 125 feet
Lot width, minimum 115 feet
Front yard setback, minimum from the Street Right-of-Way, 30 feet
Rear yard setback, minimum 30 feet; see Section 17.0501 for accessory building
Side yard setback, minimum 10 feet for principal buildings; 27 feet for side-entry garage; see Section 17.0501 for accessory building

  Rm-1 Multi-Family Residential

Building height, maximum 50 feet for principal building but not more than 3 habitable stories; 17 feet for accessory building
Density For projects with all buildings in the project designed to be within the same parcel of land and under the same ownership: (a) efficiency and one-bedroom units 18.2 dwelling units per net acre, (b) two-bedroom units 14.5 dwelling units per net acre, (c) three-bedroom units 9.7 dwelling units per net acre, and (d) four or more bedroom units 7.3 dwelling units per net acre. For projects with all buildings in the project designed to be located on individual lots and under separate and different ownership: (a) efficiency and one-bedroom units 14.5 dwelling units per net acre, (b) two-bedroom units 9.7 dwelling units per net acre, (c) three-bedroom units 7.3 dwelling units per net acre, (d) four or more bedroom units 5.0 dwelling units per net acre
Floor area ratio for all floors of principal and all accessory buildings not to exceed 50 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 30 feet for principal building; see s. 17.0501 for accessory building
Living area, minimum 350 square feet for efficiency dwelling unit; 500 square feet for one-bedroom dwelling unit; 700 square feet for two-bedroom dwelling unit; 1,000 square feet for three-bedroom dwelling unit, 1,300 square feet for four-bedroom or larger dwelling unit
Lot area, minimum 15,000 square feet; 3,000 square feet per unit for efficiency and one-bedroom apartments; 4,500 square feet per unit for two-bedroom apartments; 6,000 square feet per dwelling unit for three-bedroom apartments; 8,700 square feet per unit for four-bedroom or larger apartments
Lot width for corner lot, minimum 110 feet
Lot width, minimum 100 feet
Rear yard setback, minimum 25 feet for principal building; see s. 17.0501 for accessory building
Side yard setback, minimum 10 feet for principal building; 50 feet for multi-family residential building if next to a single-family district; see s. 17.0501 for accessory building

  Rs-1 Single-Family Residential

Building height, maximum 35 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory buildings not to exceed 30 percent of the lot area
Front yard setback, minimum from the Street Right-of-way 30 feet
Living area, minimum 1,500 square feet with a basement, 1,800 square feet without a basement; 500 square feet per level for a tri-level; 900 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum 21,780 square feet
Lot width for corner lot, minimum 125 feet
Lot width, minimum 115 feet
Rear yard setback, minimum 30 feet; see Section 17.0501 for accessory building
Side yard setback, minimum 10 feet for principal buildings; 27 feet for side-entry garage; see Section 17.0501 for accessory building

  Rs-2 Single-Family Residential

Building height, maximum 35 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory buildings not to exceed 30 percent of the lot area
Front yard setback, minimum from the Street Right-of-way 30 feet
Living area, minimum 1,500 square feet with a basement; 1,800 square feet without a basement; 500 square feet per level for a tri-level; 900 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum 17,000 square feet
Lot width for corner lot, minimum 110 feet
Lot width, minimum 100 feet
Rear yard setback, minimum 30 feet; see Section 17.0501 for accessory building
Side yard setback, minimum 10 feet for principal building; 27 feet for side-entry garage; see Section 17.0501 for accessory building

  Rs-3 Single-Family Residential

Building height, maximum 35 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and accessory buildings not to exceed 40 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 30 feet
Living area, minimum 980 square feet with a basement, 1,180 square feet without a basement; 400 square feet per level for a tri-level; 780 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum 12,000 square feet
Lot width for corner lot, minimum 90 feet
Lot width, minimum 80 feet
Rear yard setback, minimum 30 feet; see Section 17.0501 for accessory building
Side yard setback, minimum 10 feet for principal building; 27 feet for side-entry garage; see Section 17.0501 for accessory building

  Rs-4 Single-Family Residential

Building height, maximum 35 feet for principal building; 17 feet for accessory building
Floor area ratio for all floors of principal and all accessory buildings not to exceed 50 percent of the lot area
Front yard setback, minimum from the Street Right-of-Way 25 feet
Living area, minimum 850 square feet with a basement, 1,050 square feet without a basement; 350 square feet per level for a tri-level; 675 square feet on first floor for bi-level and two-story dwellings
Lot area, minimum 10,000 square feet
Lot width for corner lot, minimum 85 feet
Lot width, minimum 75 feet
Rear yard setback, minimum 25 feet; see Section 17.0501 for accessory building
Side yard setback, minimum total of 16 feet for principal building, but not less than 6 feet on any side; 27 feet for side-entry garage; see Section 17.0501 for accessory building

  Rs-5 Mobile Home Park

Front yard setback, minimum No mobile home unit shall be located closer than twenty-five (25) feet to a mobile home park exterior lot line.
Living area, minimum The maximum number of mobile home sites within a mobile home park shall be 7.2 per net acre.
Lot area, minimum 5 acres for platted and unplatted parks
Lot width for corner lot, minimum 300 feet for platted and unplatted parks
Lot width, minimum from the Street Right-of-Way 300 feet
Rear yard setback, minimum 20 feet for mobile homes in platted parks; 5 feet for accessory buildings in platted parks. Rear/Side yard setback: No mobile home unit shall be located closer than twenty-five (25) feet to a mobile home park exterior lot line. The minimum setback between a mobile home unit and a service road shall be fifteen (15) feet. The minimum distance between mobile home units shall be twelve (12) feet.
Side yard setback, minimum No mobile home unit shall be located closer than twenty-five (25) feet to a mobile home park exterior lot line. Rear/Side yard setback: No mobile home unit shall be located closer than twenty-five (25) feet to a mobile home park exterior lot line. The minimum setback between a mobile home unit and a service road shall be fifteen (15) feet. The minimum distance between mobile home units shall be twelve (12) feet.
Density 7.2 units per net acre for platted and unplatted parks. All drives and service roads shall be a minimum of twenty (20) feet wide.