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Chapter 19 - Land Use and Development

Section 4

§ 19.6-70 R-3 High-Density Multifamily Residential District.

A. Purpose. The purpose of this district is to provide areas in the County within the suburban service area where existing middle- to high-density residential development (typically four to 12 units per acre) has been established and land areas which generally appear to be appropriate for such development. The R-3 District is designated based on access to major streets, public water and/or sewer, and schools with suitable capacity to accommodate development at the stated density. A variety of housing densities and styles is encouraged in order to permit a diversity and flexibility in design and layout.

B. Permitted uses:

Accessory uses/structures
Amateur radio tower
Community recreation
Domestic chickens
Family day-care home
Home occupation, Type I
Multifamily dwelling
Park-and-ride facility
Post office
Public maintenance and service facility
Public parks and recreational areas
Residential human care facility
Safety services, public
Single-family dwelling
Small Scale or Residential Solar Energy Farm
Two-family dwelling
Utility services


C. Conditional uses:

Cultural services
Day-care center
Educational facilities, secondary/primary
Outdoor gatherings
Planned unit development
Religious assembly
Safety services, private
Wind energy system
Wireless communications facility

D. Site development regulations.

(1) Minimum lot requirements:

(a) Lots not served by public water or sewer:

[1] Area: 25,000 square feet (0.57 acre).

[2] Frontage: 100 feet on a publicly owned and maintained street.

(b) Lots served by either public water or sewer:

[1] Area: 15,000 square feet (0.34 acre).

[2] Frontage: 80 feet on a publicly owned and maintained street.

(c) Lots served by both public water and public sewer:

[1] Area: 10,000 square feet (0.23 acre).

[2] Frontage: 80 feet on a publicly owned and maintained street.

(d) Minimum lot size and permitted densities for multifamily dwellings and townhomes are referenced in the Additional Regulations section.

(2) Minimum setback requirements:

(a) Principal structure:

[1] Front: 35 feet from property line or 60 feet from center line of public road, whichever is greater.

[2] Side: 15 feet.

[3] Rear: 35 feet.

(b) Accessory structure:

[1] Front: 35 feet from property line or behind the front building line, whichever distance is less.

[2] Side: 15 feet.

[3] Rear: 15 feet.

(c) Where a lot fronts on more than one street, front yard setbacks shall apply to all streets.

(3) Maximum height of structures:

(a) All structures: 35 feet.

(4) Maximum coverage:

(a) Building coverage: 50%.

(b) Lot coverage: 85%.


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