RR-15 Rural Residential Setback and Development Standards

The RR-15 Rural Residential district in the City of Concord requires a minimum lot area of 15,000 square feet and a minimum lot width of 100 feet for single-family residential development. While specific setback distances are listed for RR-20 and RR-40 districts, the RR-15 district must comply with the general development standards and specific conditions regarding building placement and lot coverage.

RR-15 Rural Residential District Overview

The Rural Residential (RR) district is intended for rural single-family residential development or clustered development at densities of up to 2.5 units per net acre. Within the RR zoning classification, specific designators, including RR-15, are utilized to identify minimum lot sizes of 15,000 square feet [Section 18.15.020, Section 18.30.010].

Lot and Dimension Standards for RR-15

The following table outlines the minimum dimensions for lots in the RR-15 district:

Standard	RR-15 District Requirement
Minimum Lot Area (sq. ft.)	15,000
Minimum Lot Width (feet)	100
Minimum Lot Depth (feet)	85

[Section 18.30.030]

General Development and Setback Regulations

All development within the RR-15 Rural Residential district must adhere to the general development standards established for residential districts. In cases where the code references RR-20 and RR-40 standards for setbacks, those requirements are generally based on the property's specific configuration and its relationship to the street centerline.

Structure and Setback Provisions

Setback Measurement: All setbacks in the City of Concord are measured from the property line or the back of the sidewalk, whichever is less, to the face of the building or structure [Section 18.30.030].
Street Centerline Requirement: In no case shall any structure in an RR district be erected closer than 45 feet from the centerline of any street [Section 18.30.030].
Lot Coverage: Maximum lot coverage in the RR-15 district for single-family residences is 25 percent [Section 18.30.030].
Height Limits: The maximum building height for single-family residences in the RR-15 district is 30 feet [Section 18.30.030].

Exceptions to Setback Requirements

Specific structures may be permitted to project into required setbacks or be exempt from standard setback requirements, including:

Architectural Projections: Certain features may project into setbacks as defined by the Concord Development Code [Section 18.150.140].
Fences and Walls: Fences and walls in the RR-15 district must comply with the height and placement requirements set forth in the general development standards [Section 18.150.040, Section 18.150.140].
Accessory Structures: Small accessory structures may be subject to different setback requirements as outlined in the standards for specific uses [Section 18.200.030].

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