The following regulations shall apply to the R-4 residential district:
(a) Intent. The R-4 residential district is established to provide for low- density development of single-family detached dwellings in an environment which preserves sand dunes, coastal forest, wetlands and other unique natural features of the coastal area. The district is intended to promote stable, permanent neighborhoods, characterized by low vehicular traffic flows, abundant open space and low impact of development on the natural environment and adjacent land uses.
(b) Permitted uses. The following uses shall be permitted by right:
(1) Detached single-family dwellings, not to include mobile homes.
(2) Customary accessory buildings, including swimming pools and tennis courts.
(3) County owned or leased facilities.
(c) Special uses. The following uses are permitted subject to the requirements of this chapter and such additional regulations and requirements as may be imposed by the Board of Commissioners as provided in Article IX of this chapter:
(1) Public and private utility facilities (must provide a vegetated buffer strip at least 10 feet in height where the facility abuts a residential lot or use).
(2) Home occupations.
(3) Private clubs, including boat launching areas, tennis courts, community centers, libraries, picnic areas, beach clubs and concessions integral thereto; provided, that there is no open commercial activity, and that no sign other than a directional sign is allowed.
(d) Dimensional requirements.
(1) Minimum lot size.
a. Single-family lots served by a private well and an on-site septic tank/drain field system: 15,000 square feet.
Single-family lots served by a central water supply and an on-site septic tank/drain field system: 15,000 square feet of area. (Amended on 9-19-94)
(2) Minimum lot width: 75 feet, measured at the building setback line.
(3) Minimum front yard: 25 feet.
(4) Minimum side yard: 8 feet. An additional 7-foot side yard adjacent to the street is required for a corner lot.
(5) Minimum rear yard: 20% of lot depth.
(6) Maximum allowable lot coverage by principal use, all accessory structures and any surface impervious to water: 30%.
(7) Height limitation: 35 feet.
(e) Non-conforming structures: If any such non-conforming structure or non-conforming portion of such structure is destroyed by any means to an extent of more than fifty percent (50%) of its replacement cost at the time of destruction, it shall not be reconstructed except in conformity with the provisions of this ordinance. However, any destroyed non-conforming structure may be rebuilt to its original dimensions if a permit for rebuilding is obtained within one hundred eighty (180) days from the date of destruction. Thereafter, it shall not be rebuilt except in conformity with the regulations of the district in which it is located. (Adopted by the Board of Commissioners on 6-25-85 for Colington Harbour)
(Am. Ord. passed 6-21-2021)