Sec. 27-114. Height and area regulations

Sec. 27-114. Height and Area Regulations - District R-3.

(a) In District R-3, unless otherwise specified, the maximum height and minimum lot requirements shall be as follows:

	Max Height	Min Front Yard	Min Side Yard	Min Rear Yard	Min Lot Width	Min Site Area per Unit	Min Lot Area	Max Building Coverage
Single-Family Detached Permitted Uses	35’ See (5) below	15' to house 25' to garage	7’ See (1) below	See (2) below	40’	4,000 sq. ft.	4,000 sq. ft.	60%
Single-Family Attached (up to 2 units) Permitted Uses	35’ See (5) below	15' to house 25' to garage	7’ See (1) below	See (2) below	25’	2,500 sq. ft.	2,500 sq. ft.	60%
Duplex Permitted Uses	35’ See (5) below	15' to house 25' to garage	7’ See (1) below	See (2) below	50’	2,500 sq. ft.	5,000 sq. ft.	60%
Townhouse (3 or more units) Permitted Uses	35’ See (5) below	15' to house 25' to garage	7’ See (1) below	See (2) below	25’	2,500 sq. ft.	2,500 sq. ft. (if have individual lot lines); 7,500 sq. ft. (if no individual lot lines)	60%
Multiple-Family Permitted Uses	45’	15' to house 25' to garage	7’ See (1) below	See (2) below	50’	1,500 sq. ft.	4,500 sq. ft.	60%
Multiple-Family Permitted Uses with building height greater than 45 feet	Limited by airport zoning	15' to house 25' to garage	Greater of 15’ or 40% of building height (1)	Greater of 15’ or 40% of building height (2)	70’	See (3) below	10,000	60%
Conditional Uses (4)	35’ See (5) below	15' to house 25' to garage	7’ See (1) below	See (2) below	50’		5,000 sq. ft.	60%
(1) Buildings on corner lots shall provide a side yard on the street side of not less than fifteen (15) feet with garage at twenty-five (25) feet; provided, however, this regulation shall not reduce the buildable width of a corner lot in separate ownership as of the effective date of this chapter to less than thirty-five (35) feet. (2) The depth of the rear yard shall be at least twenty percent (20%) of the depth of the lot, but such depth need not be more than thirty (30) feet. On corner lots, twenty percent (20%) of the shortest lot dimension may be used as the required rear yard setback. (3) Multiple-family dwellings with a building height exceeding forty-five (45) feet consisting of five (5) or more dwelling units shall meet the following site area requirements: Three or more bedrooms per dwelling unit: 1,000 sq. ft. per unit Two bedrooms per dwelling unit: 850 sq. ft. per unit One bedroom per dwelling unit: 700 sq. ft. per unit Efficiency apartments: 530 sq. ft. per unit (4) Unless modified as part of a site plan or conditional use approval. (5) With a conditional use permit, height may be increased except that in all instances must comply with airport zoning. (6) Maximum lot size shall not exceed 1 acre for one (1) to four (4) dwelling unit uses.

(b) Where a lot in separate ownership as of November 20, 2023 has less area and/or width than herein required, this regulation shall not prohibit the erection of a single-family dwelling or other permitted use meeting the area requirements.

(d) Zero lot lines shall be allowed for single-family detached residential structures. Zero lot line requirements shall be as follows:

(1) When a zero lot line is utilized:

a. The opposite side yard shall be fourteen (14) feet.

b. There shall be provided a five (5) foot easement on the adjoining lot for maintenance, repair, and roof drainage.

c. In no case shall there be less than fourteen (14) feet between buildings.

d. There shall be no openings in a wall on a zero lot line.

(2) The zero lot line and easements shall be established on the subdivision plat.

(3) There shall be a rear yard of at least twenty (20) feet.

(e) A party wall agreement shall be recorded in the office of the Register of Deeds prior to issuance of a certificate of occupancy for any single-family attached, duplex and townhouse unit building, and when a zero lot line is utilized for single-family detached. Such agreement shall set terms for maintenance and upkeep of the entire structure and individual units including color, materials and access for maintenance and repairs.

(f) Accessory buildings and structures shall comply with the requirements of Sec. 27-287. The total square footage of floor area for accessory buildings, including detached garages, shall not exceed eight hundred sixty-four (864) square feet per lot or four hundred (400) square feet per dwelling unit, whichever is greater.

(g) The scale, mass and form of the 2-4 dwelling units attached unit buildings shall be compatible, comparable and designed to be similar to the single-family residences, so that the buildings are architecturally harmonious with the surrounding residential area.

Source: Ord. No. 4603, § 1, 9-16-02; Ord. No. 5040, § 2, 11-03-08; Ord. No. 5200, § 1, 2-21-12; Ord. No. 5413, §6, 7-5-16; Ord. No. 5857, § 3, 11-20-23;