Residential ZonesResidential Zones [1] R-O-S: Reserved Open Space - Provides for permanent maintenance of certain areas of land in an undeveloped state, with the consent of the property owners; encourages preservation of large area of trees and open space; designed to protect scenic and environmentally sensitive areas and ensure retention of land for nonintensive active or passive recreational uses; provides for very low density residential development and a limited range of public, recreational, and agricultural uses. Minimum lot size - 20 acres* * Except for public recreational uses, for which no minimum area is required. O-S: Open Space - Provides for areas of low-intensity residential (5 acre) development; promotes the economic use and conservation of land for agriculture, natural resource use, large-lot residential estates, nonintensive recreational use. Standard lot size - 5 acres Maximum dwelling units per net acre - 0.20 R-A: Residential-Agricultural - Provides for large-lot (2 acre) residential uses while encouraging the retention of agriculture as a primary land use. Standard lot size - 2 acres Maximum dwelling units per net acre - 0.50 R-E: Residential-Estate - Permits large-lot estate subdivisions containing lots approximately one acre or larger. Standard lot size - 40,000 sq. ft. Maximum dwelling units per net acre - 1.08 R-R: Rural Residential - Permits approximately one-half-acre residential lots; subdivision lot sizes depend on date of recordation; allows a number of nonresidential special exception uses. Standard lot size - 20,000 sq. ft. - 15,000 sq. ft. if recorded prior to February 1, 1970 Maximum dwelling units per net acre - 2.17 R-80: One-Family Detached Residential - Provides for variation in the size, shape, and width of subdivision lots to better utilize the natural terrain and to facilitate planning of single-family developments with lots and dwellings of various sizes and styles. Standard lot size - 9,500 sq. ft. Maximum dwelling units per net acre - 4.5 R-55: One-Family Detached Residential - Permits small-lot residential subdivisions; promotes high density, single-family detached dwellings. Standard lot sizes - 6,500 sq. ft. R-35: One-Family Semidetached, and Two-Family Detached, Residential - Provides generally for single-family attached development; allows two-family detached; Detailed Site Plan approval required for lots served by private rights-of-way. Maximum dwelling units per net acre - 12.44 R-20: One-Family Triple-Attached Residential - Permits single-family detached, semidetached and triple-attached and townhouse development. Detailed Site Plan approval required for townhouses. - 2,000 sq. ft. for interior townhouse lots Maximum triple-attached dwellings per net acre - 16.33 R-T: Townhouse - Permits one-family detached and attached, two-family, and three-family dwellings; promotes the maximum amount of freedom in the design of attached dwellings and their grouping and layout; Detailed Site Plan approval required for attached dwellings. R-30: Multifamily Low Density Residential - Provides for low density garden apartments; single-family detached; single-family attached, two-family and three-family dwellings in accordance with R-T Zone provisions; Detailed Site Plan approval required for multifamilly and attached dwellings. Maximum dwelling units per net acre - Garden apartments - 10 R-30C: Multifamily Low Density Residential-Condominium - Same as R-30 above except ownership must be condominium, or development in accordance with the R-T Zone; Detailed Site Plan approval required for multifamily and attached dwellings. Maximum dwelling units per net acre - Garden apartments - 12 R-18: Multifamily Medium Density Residential - Provides for multiple family (apartment) development of moderate density; single-family detached; single-family attached, two-family and three-family dwellings in accordance with R-T Zone provisions; Detailed Site Plan approval required for multifamily and attached dwellings. Maximum dwelling units per net acre - Garden apartments and three-family dwellings - 12 R-18C: Multifamily Medium Density Residential-Condominium - Same as above except ownership must be condominium, or development in accordance with the R-T Zone; Detailed Site Plan approval required for multifamily and attached dwellings. Maximum dwelling units per net acre - Garden apartments - 14 R-10A: Multifamily, High Density Residential-Efficiency - Provides for a multifamily zone designed for the elderly, singles, and small family groups. Detailed Site Plan approval required for buildings 110 feet in height or less; special exception required for buildings over 110 feet in height. R-10: Multifamily High Density Residential - Provides for suitable sites for high density residential in proximity to commercial and cultural centers; also permits single-family detached dwellings. Minimum lot size - 20,000 sq. ft. R-H: Multifamily High-Rise Residential - Provides for suitable sites for high density, vertical residential development; also permits single-family detached dwellings; Detailed Site Plan approval required for multifamily dwellings. Maximum dwelling units per net acre - 48.4 ________________________________________________________________________________________________ Minimum or Standard lot size: The current minimum net contiguous land area required for a lot. Average dwelling units per acre: The number of dwelling units which may be built on a tract--including the typical mix of streets, public facility sites and areas within the 100-year floodplain--expressed as a per-acre average. Maximum dwelling units per net acre: The number of dwelling units which may be built on the total tract--excluding streets and public facility sites, and generally excluding landwithin the 100-year floodplain--expressed as a per-acre average. |