Medium Density Residential (RM) District Development Standards in Concord
The Medium Density Residential (RM) district in the City of Concord allows for a maximum lot coverage of 80 percent for attached units and 60 percent for detached units. The maximum building height in the RM district is 40 feet, and while floor area ratio (FAR) is not explicitly listed in the RM development standards table, density is permitted at 11 to 33 dwelling units per net acre.
Development Standards for the RM District
The following table outlines the key development standards for the Medium Density Residential (RM) district as established in the Concord Development Code.
| Standard | RM District Requirement |
|---|---|
| Density (du/net acre) | 11 – 33 units |
| Minimum Lot Area (sq. ft.) | 1,440 sq. ft. |
| Minimum Lot Width | 18 ft. (attached); 24 ft. (detached) |
| Minimum Lot Depth | 60 ft. (attached); 80 ft. (detached) |
| Maximum Lot Coverage | 80% (attached); 60% (detached) |
| Maximum Building Height | 40 ft. |
Note: Additional height may be approved with a use permit [Section 18.30.040].
Residential Setbacks in the RM District
Residential development within the Medium Density Residential (RM) district must adhere to specific setback requirements.
| Setback Type | RM District Requirement |
|---|---|
| Front, minimum | 5 ft. |
| Interior Side, minimum | 5 ft. |
| Corner Side, minimum | 10 ft. |
| Rear, minimum | 6 ft. |
| Garage, Street Access | 20 ft. |
| Garage, Alley Access, minimum | 4 ft. |
Note: Additional setback standards may apply in small lot subdivisions pursuant to Chapter 18.155 [Section 18.30.040].
Additional Standards and Applicability
The Medium Density Residential (RM) district is intended for residential uses with attached and detached dwellings, including housing types such as small lot single-family dwellings, townhomes, row houses, and cluster housing [Section 18.30.010].
Qualifying affordable and mixed-income housing developments may utilize modified standards that supersede those listed above, including a potential increase in density or a reduction in parking requirements, subject to the provisions of the Affordable Housing Overlay District [Section 18.185.060]. Furthermore, all residential projects must comply with the general development standards found in Chapter 18.150, which includes requirements for landscaping, parking, and accessory structures.
Sections Cited
- Section 18.30.010: Purpose
- Section 18.30.040: Table 18.30.040 – RL, RM, and RH districts – Development standards
- Section 18.155.010: Purpose
- Section 18.185.060: Affordable housing incentive program