(A) Purpose. This section identifies minimum area and building size requirements to be provided for in each zoning district.
(B) Lot dimensions. Lot width and area shall not be less than the following:
(1) Width.
R-1 interior lot | 75 feet |
R-1 corner lot, R-2, R-3 and R-4 | 100 feet |
(2) Minimum lot area.
(a) Computations for lot area shall not include land beyond a depth of 150 feet on lots having less than 100-foot frontage.
(b) Lots having equal to or greater than 100-foot frontage may use depths not exceeding one and one-half times the frontage in computing lot area.
(c) Minimum lot area requirement shall be as stated in the table below. The lot area per dwelling unit requirements for townhouses, condominiums, planned unit developments and multiple-family developments shall be calculated on the basis of the total area in the project and as controlled by an individual and/or joint ownership:
District/Type of Lot | Minimum Lot Size (in square feet) | Minimum Lot Area Per Dwelling Unit (in square feet) |
District/Type of Lot | Minimum Lot Size (in square feet) | Minimum Lot Area Per Dwelling Unit (in square feet) |
R-1, Interior Single-Family Detached | 11,000 | 11,000 (no more than 1 unit per lot regardless of lot size) |
R-1, Corner Lot Single-Family Detached | 12,500 | 12,500 (no more than 1 unit per lot regardless of lot size) |
R-1, R-2, R-3, R-4, R-5, non-residential uses listed as conditional uses, except for governmental and public utility buildings and structures necessary for the health, safety and general welfare of the community | 43,560 (1 acre) | |
R-2, Single-Family Detached; Two-Family Attached Dwellings | 12,500 |
• 12,500 for single-family detached dwellings (no more than one unit per lot regardless of lot size) • 6,250 for each unit in a two-family dwelling (no more than two units per lot regardless of lot size |
R-3, R-4 Single-Family Detached; Two-Family Attached; Townhouses; Condominiums; Planned Unit Developments; Multiple Family | • Single-family detached: 11,000 • Two-family: 6,250 • Townhouse: 6,500 • Multiple family: 2,500 | |
I-1 | 43,560 (1 acre) | |
B-1, B-2, B-3, B-4 | No minimum; must allow for setbacks and parking requirements to be met | |
(d) Each multiple-family dwelling site shall contain at least 625 square feet of usable open space as defined by § 160.012 of this chapter for each dwelling unit contained therein.
(C) Height limitations.
(1) R-1, R-2, R-3 and R-5 Districts: no building or structure shall have a height greater than two and one-half stories or 45 feet.
(2) R-4 District: no building or structure shall have a height greater than three stories.
(3) B-1, B-2, B-3, B-4, I-1 Districts: no building or structure shall have a height greater than three stories.
(4) Exceptions: the building height limits established herein for districts shall not apply to the following:
(a) Belfries;
(b) Chimneys or flues;
(c) Church spires;
(d) Cooling towers;
(e) Cupolas and domes which do not contain usable space;
(f) Elevator penthouses;
(g) Flagpoles;
(h) Monuments;
(i) Parapet walls extending not more than three feet above the limiting height of the building;
(j) Water towers;
(k) Poles, towers and other structures for essential services;
(l) Necessary mechanical and electrical appurtenances; and
(m) Television and radio antennas not exceeding 20 feet above roof.
(5) No excluded roof equipment or structural element extending beyond the limited height of a building may occupy more than 25% of the area of the roof, nor exceed ten feet unless otherwise noted.
(6) The height of any accessory building or structure shall not exceed 18 feet or that of the principal structure, whichever is less.
(D) Minimum floor area per dwelling unit.
(1) One-family dwellings: the minimum first floor area for each dwelling unit type shall be as follows:
One-story dwelling | 960 square feet |
Two-story dwelling | 780 square feet |
(2) Two-family dwellings: the minimum first floor area for each dwelling unit type shall be as follows:
One-story per dwelling unit, two or less bedrooms per unit | 960 square feet |
Two stories per dwelling unit, two or less bedrooms per unit | 630 square feet |
Two bedrooms per unit | An additional 120 square feet for each additional bedroom |
(3) Multiple dwelling units: living units classified as multiple dwellings shall have the following minimum floor areas per unit:
Less than One-bedroom unit | 520 square feet |
One-bedroom unit | 630 square feet |
Two-bedroom unit | 750 square feet |
More than two-bedroom units | An additional 120 square feet for each additional bedroom |
(4) Townhouses: the minimum first floor area for each dwelling unit type shall be as follows:
One-story dwellings, two or less bedrooms | 960 square feet |
Two-story dwellings, twp or less bedrooms | 630 square feet |
More than two bedrooms | An additional 120 square feet for each additional bedroom |
(E) Building design standards.
(1) The length of all residential structures in R-1 Zones shall not exceed three times the width, excluding garage.
(2) A permanent foundation of concrete, concrete block or wood and anchoring system as approved by the Uniform Building Code, Ch. 291, is required for all R-1 residential structures with frost footings of at least a 42-inch depth below grade.
(3) All residential structures in R-1 Zones, including manufactured homes, must comply with the state’s Building Code for single-family homes.
(4) All manufactured homes shall have available for inspection, manufacturer’s instructions specifying how the home is to be situated on a permanent foundation.
(5) Unless located in a designated mobile home park, all mobile homes or manufactured homes shall comply with the provisions of this chapter.
(Prior Code, § 1104.02) (Ord. 590, passed 11-25-1996; Ord. 828, passed 10-08-2009; Ord. 829, passed 09-03-2009; Ord. 959, passed 07-08-2019)