(A) The R-20 residential district is established as a district in which the principal use of the land is for low density residential and agricultural purposes, and to provide and protect low density residential areas for those desiring that type of environment. These districts are intended to ensure that residential development not having access to public water supplies and dependent upon septic tanks for sewage disposal will occur at a sufficiently low density to provide a healthful environment. The following uses are permitted:
(1) Single-family dwellings;
(2) Customary home occupations, including dressmaking, cooking and baking, hairdressing, music instruction, the renting of not more than 1 room, the practice of professions like insurance and accounting, shall be permitted as accessory uses in a residence. The Board of Adjustment shall decide whether other home occupations not listed here are within the spirit of this category of accessory uses;
(3) Churches and their customary related uses, excluding cemeteries provided all buildings shall be set back at least 20 feet from any property line;
(4) Public and private elementary and secondary schools having curricula approximately the same as ordinarily given in public schools;
(5) Public parks, playgrounds, community centers, clubs, golf courses, swimming pools and other public recreation facilities;
(6) Public works and public utility facilities such as transformer stations, pumping stations, water towers and telephone exchanges, provided:
(a) The facilities are essential to the service of the immediate area and no vehicles or materials shall be stored on the premises;
(b) All buildings and apparatus shall be set back at least 20 feet from all property lines and shall be designed and landscaped in a way as to blend in with the surrounding area;
(c) Facilities such as water towers, pumping stations and so forth, shall be surrounded by a chain link fence 6 feet in height; and
(d) Customary accessory uses and structures including private garages, swimming pools, and other accessory structures in the rear yard.
(B) Signs:
(1) One sign per lot pertaining only to the lease, rent or sale of the property upon which displayed. No sign shall be illuminated.
(2) Church bulletin boards and signs announcing church services, clubs and other recreational facilities and schools. Signs shall be limited to 1 per lot and 18 square feet in area. Signs may be lighted from behind to silhouette letters and figures.
(C) The following conditional or special uses are permitted when authorized by the Town Board after the Board holds a public hearing. Each request shall be reviewed by the Planning Board for their comments prior to submission to the Town Board.
(1) Two-family dwellings;
(2) Private clubs, golf courses and lodges;
(3) Individual mobile homes or modular units subject to the provisions of § 154.010, and the yard and lot requirements of this district for a conventionally built home;
(4) Group development projects, subject to conditions listed under § 154.030;
(5) Planned unit developments, subject to conditions under § 154.031;
(6) Accessory buildings as living quarters; and
(7) Cemeteries.
(D) Within the R-20 residential district as shown on the zoning map, the following dimensional requirements shall be complied with:
(1) Area, yard, and height requirements shall be provided as required in § 154.162; and
(2) Off-street parking shall be provided as required in § 154.033 of this chapter.
(Ord. passed 5- -1977)