(A) Designations. The following standards shall apply in all residential areas designated for single-family uses. Those designations shall include:
(1) R Residential;
(2) R-1 Single-Family Residential;
(3) R-2 Rural Residential;
(4) R-3 Two-Family Residential; and
(5) R-4 Multi-Family Residential.
(B) General requirements for residential zoning designations. Except as otherwise provided, the following standards shall apply in all areas designated for residential zoning.
(1) Accessory building coverage. Except in areas designated for agricultural zoning, the total square footage of all accessory buildings shall not exceed 50% of the first floor square footage of the primary building.
(2) Exterior construction. The exterior construction of all structures built in areas designated for residential use, above ground level, shall be 70% brick or decorative stone walls, with the remainder of the exterior surfaces being built from maintenance-free materials. In addition, all roofs shall have a pitch of at least five to 12 or steeper.
(3) Group homes. GROUP HOMES are defined as dwellings where up to eight resident patients or individuals with special medical or social services needs reside and are provided with assistance in receiving the necessities of life. Excluding full-time group home parents, a GROUP HOME shall not have more than two staff members on duty at one time and shall not include the provision of acute medical care services to the patient/residents.
(4) Height restrictions.
(a) The maximum height in any area designated for a single-family residential use shall be as follows:
1. Primary building: 30 feet; and
2. Accessory building: 15 feet.
(b) In any case, the accessory building shall not have a height in excess of that of the primary building.
(5) In-home day care facilities. IN-HOME DAY CARE FACILITIES are residential child care operations where one or more residents of the dwelling provide child care for up to eight children, including children under the age of 16 that reside at the residence.
(6) Maintenance-free materials. MAINTENANCE-FREE MATERIALS are exterior materials that have a useful life expectancy, without painting or coating with any substance, of at least 30 years. Examples include, but are not limited to: Vinyl siding; aluminum siding; and anodized metal.
(7) Maximum lot coverage. MAXIMUM LOT COVERAGE is the portion of the lot covered by the footprint of primary and accessory buildings.
(8) Minimum floor area. MINIMUM FLOOR AREA refers to the square footage of living space and porches, carports, stoops, breezeways, basements and garages shall not be used for calculating that area.
(9) Minimum lot width. Minimum lot width shall not be less than 75% of the minimum road frontage.
(10) Minimum road frontage. Minimum road frontage is the width of a lot at the public roadway upon which it fronts.
(11) Off-street parking. Off-street parking in residential zoning designations shall be a minimum of two spaces per single-family dwelling unit. Parking areas shall be paved with a non-porous pavement or concrete.
(12) Permitted uses. No building structure or premises shall be used, arranged or designed in any residential zoning designation to be used except for one or more of the following uses:
(a) Single-family dwelling;
(b) Accessory uses to single-family dwelling;
(c) Group homes;
(d) In-home day care facilities; and
(e) Churches.
(13) Road frontage. All parcels of property in a residential designation shall front on a public roadway that has been accepted by the city or its municipal predecessor in interest. ROAD FRONTAGE is the actual distance that one side of the parcel is contiguous with a public roadway.
(14) Roof overhangs. Structures built in areas designated for residential use shall have roofs that overhang the exterior walls of the buildings (both main and accessory) by at least 12 inches.
(15) Width/depth ratio. No parcel of land developed after the date of the passage of this chapter shall have a depth that is more than four times the road frontage.
(C) R Residential.
(1) Intention of Designation. The R Residential Designation is intended for low-density, single-family residential development in locations of the city, which contain previously platted smaller lots located within existing residential zoning areas. The R Designation is a stand-alone designation and is not a part of a hierarchy system of zoning. For example, what is permitted in the R Designation is not permitted in the R-1 Designation. Only those uses and development standards that are expressly permitted and noted herein apply to the R Designation.
(2) Lot size. The minimum lot size and dimensions for a single-family dwelling shall be as follows:
(a) Density: The minimum lot size shall be 9,600 square feet; and
(b) Minimum road frontage: 60 feet.
(3) Minimum floor area. The minimum floor shall be 1,100 square feet.
(4) Setback lines. The minimum setback lines for a lot used for a single-family dwelling in this Designation shall be as follows.
(a) The front yard setback shall be at least 70 feet measured from the center of the pavement, or as far back from the pavement as the adjoining house nearest to the pavement, whichever is greater.
(b) The side yard setback shall be a minimum of 12 feet.
(c) The rear yard setback shall be a minimum of 12 feet.
(5) Lot coverage. The maximum lot coverage shall not exceed 25% of the lot area.
(D) R-1 Residential.
(1) Intention of Designation. The R-1 Residential Designation is intended for moderately dense single-family residential developments. The R-1 Designation is a stand-alone designation and is not a part of a hierarchy system of zoning. For example, what is permitted in the R-1 Designation is not permitted in the R-2 Designation. Only those uses and development standards that are expressly permitted and noted herein apply to the R-1 Designation.
(2) Lot size. The minimum lot size and dimensions for a single-family dwelling shall be as follows:
(a) Density: The minimum lot size shall be 12,000 square feet; and
(b) Minimum lot frontage: 75 feet, provided that any plat of a subdivision consisting of five lots or more submitted for plat approval in accordance with the subdivision control ordinance may reduce such minimum width of 20% of the total number of lots within such plat to a minimum of 60 feet.
(3) Minimum floor area. The minimum floor shall be 1,500 square feet.
(4) Setback lines. The minimum setback lines for a lot used for a single-family dwelling shall be as follows.
(a) The front yard setback shall be a minimum of 50 feet measured from the right-of-way line of the road.
(b) The side yard setback shall be a minimum of 15 feet.
(c) The rear yard setback shall be a minimum of 25 feet.
(5) Lot coverage. The maximum lot coverage shall not exceed 30% of the lot area.
(E) R-2 Rural Residential.
(1) Intention of Designation. The R-2 Residential Designation is intended to permit limited residential development in rural areas in order to satisfy individual housing preferences. The R-2 Designation is an exclusive designation and is not a part of a hierarchy system of zoning. Except as expressly allowed, what is permitted in the R-1 Designation is not permitted in the R-2 Designation. Only those uses and development standards that are expressly permitted and noted herein apply to the R-2 Designation.
(2) Lot size. The minimum lot size and dimensions for a single-family dwelling shall be as follows:
(a) Density: The minimum lot size shall be 20,000 square feet; and
(b) Minimum lot frontage: 100 feet, provided that any plat of a subdivision consisting of five lots or more submitted for plat approval in accordance with the subdivision control ordinance may reduce such minimum width of 20% of the total number of lots within such plat to a minimum of 80 feet.
(3) Minimum floor area. The minimum floor shall be 1,800 square feet. In multi-level dwellings, the first story must contain at least 1,200 square feet.
(4) Setback lines. The minimum setback lines for a lot used for a single-family dwelling shall be as follows.
(a) The front yard setback shall be a minimum of 50 feet measured from the right-of-way line of the road.
(b) The side yard setback shall be a minimum of 15 feet.
(c) The rear yard setback shall be a minimum of 50 feet.
(5) Lot coverage. The maximum lot coverage shall not exceed 30% of the lot area.
(F) R-3 Two-Family Residential.
(1) Intention of District. The R-3 Residential District is intended to provide for urban density, residential development and allow for more choice in dwelling unit types by providing for two-family dwelling structures. The R-3 District is a stand-alone district and is not a part of a hierarchy system of zoning. For example, what is permitted in the R-2 District is not permitted in the R-3 District. Only those uses and development standards that are expressly permitted and noted herein apply to the R-3 District.
(2) Permitted uses. In addition to the general permitted uses the following uses shall be permitted:
(a) Two-family dwelling; and
(b) Accessory uses to two-family dwelling.
(3) Lot size. The minimum lot size and dimensions for a two-family dwelling shall be as follows:
(a) Density: The minimum lot size shall be 12,000 square feet; and
(b) Minimum lot width: 120 feet.
(4) Minimum floor area. The minimum floor area shall be 1,000 square feet per unit. In computing the square footage, porches, carports, stoops, breezeways, basements and garages shall not be used.
(5) Setback lines. The minimum setback lines for a lot used for a two-family dwelling shall be as follows.
(a) The front yard setback shall be a minimum of 50 feet measured from the right-of-way line of the road.
(b) The side yard setback shall be a minimum of 15 feet.
(c) The rear yard setback shall be a minimum of 15 feet.
(6) Lot coverage. The maximum lot coverage shall not exceed 40% of the lot area.
(7) Accessory building coverage. Accessory building coverage shall not exceed 25% of the first floor area.
(G) R-4 Multi-Family Residential.
(1) Intention of District. The R-4 Residential District is intended to provide for multi-family residential development of three or more units, including detached, attached or semi-attached dwellings. The R-4 District is a stand-alone district and is not a part of a hierarchy system of zoning. For example, what is permitted in the R-3 District is not permitted in the R-4 District. Only those uses and development standards that are expressly permitted and noted herein apply to the R-4 District.
(2) Permitted uses. No building structure or premises shall be used, arranged or designed to be used except for one or more of the following uses:
(a) Multi-family dwelling (three or more families); and
(b) Accessory uses to multi-family dwelling.
(3) Lot size. The minimum lot size and dimensions for a multi-family dwelling shall be as follows:
(a) Density: The minimum lot size shall be 7,000 square feet per first floor dwelling unit; and
(b) Minimum lot width: 100 feet on a public roadway.
(4) Minimum floor area. The minimum floor area shall be 1,000 square feet per unit.
(5) Setback lines. The minimum setback lines for a lot used for a multi-family residential development shall be as follows.
(a) The front yard setback shall be a minimum of 50 feet measured from the right-of-way line of the road.
(b) The side yard setback shall be a minimum of 15 feet.
(c) The rear yard setback shall be a minimum of 15 feet.
(d) Distance between buildings: In projects containing two or more buildings the minimum distance between all buildings shall be 30 feet.
(6) Height restrictions. The maximum height in an R-4 District shall be as follows:
(a) Primary building: 35 feet; and
(b) Accessory building: The maximum height of an accessory building shall not exceed the height of the primary building and in no case shall exceed 20 feet.
(7) Landscaping and buffering. Twenty-five feet of the front setback area and the rear and side setback areas shall be maintained in natural material and utilized for landscaping purposes. Said landscaping materials shall include appropriate vegetation, durable plants and trees such as pine and evergreen species from the front building line to the rear. Any lot within this District that abuts any lot utilized for residential purposes shall also be screened with a combination of opaque fencing, not to exceed six feet, and natural material consisting of either small trees and/or shrubs.
(8) Lot coverage. The maximum lot coverage shall not exceed 40% of the lot area.
(9) Accessory building coverage. The total square footage of accessory buildings shall not exceed 50% of the first floor square footage of the primary building.
(10) Trash receptacles. Space shall be provided for trash receptacles for tenants of buildings having three or more dwelling units. The spaces shall have a brick exterior and be gated so that dumpsters or other trash receptacles are not visible when the gate is closed. Unless the trash receptacle areas are being entered, exited or the receptacles emptied, the gates shall remain closed.
(Ord. 2003-OR-14, passed 5-8-2003)