Land Use Standards for the CMX – Commercial Mixed-Use District in Concord
In the CMX – Commercial Mixed-Use District of Concord, the maximum Floor Area Ratio (FAR) is 1.0, while the maximum lot coverage is determined through the permit process, subject to the regulations of any abutting districts. The CMX district is intended for an integrated mix of neighborhood commercial uses and residential development at densities ranging from 11 to 40 units per net acre [Section 18.40.010, Section 18.40.030].
Development Standards in the CMX District
The CMX – Commercial Mixed-Use District regulates development intensity through Floor Area Ratio (FAR) and building height limits to maintain compatibility with the surrounding urban environment [Section 18.40.010].
Intensity and Building Standards
The following table summarizes the key development standards for the CMX – Commercial Mixed-Use District in Concord:
| Standard | CMX Requirement | Additional Standards |
|---|---|---|
| Density (du/net acre) | 11 – 40 | Residential uses not allowed on ground floor |
| Floor Area Ratio (FAR) (maximum) | 1.0 | |
| Lot Area (square feet) minimum | 10,000 | *Smaller lots may be approved with a use permit |
| Lot Width (feet) minimum | 100 | Reduced dimensions may be allowed subject to use permit |
| Lot Depth (feet) minimum | 100 | |
| Residential and Mixed-Use Building Height (max) | 37 feet | Additional height may be allowed with a use permit |
| Nonresidential Building Height (max) | 30 feet | Additional height may be allowed with a use permit |
Setbacks and Open Space
Setbacks in the CMX – Commercial Mixed-Use District are designed to ensure pedestrian orientation and compatibility with adjacent residential uses [Section 18.40.030]:
- Front Setback: 10 feet minimum [Section 18.40.030].
- Corner Side Setback: 10 feet minimum [Section 18.40.030].
- Interior Side and Rear Setbacks: None required, unless the property is adjacent to an R district or a residential use. In those cases, transitional requirements may apply for buildings up to 30 feet in height [Section 18.40.030, Section 18.150.180].
- Open Space: Required per unit; standards are specified in [Section 18.150.100].
Additional Requirements for CMX Developments
- Ground Floor Uses: In the CMX – Commercial Mixed-Use District, all restaurants must be located on the ground floor facing a street [Section 18.45.030]. Both residential and nonresidential uses may occupy the ground or first floor of a building in the CMX district [Section 18.45.030].
- Design Standards: Building facades in the CMX district that exceed 80 feet in length must be designed to provide at least one vertical break through projecting or recessing wall surfaces, changes in the roofline, or other elements that proportionally divide the facade's mass [Section 18.45.030].
Sections Cited
- Section 18.40.010: Purpose (Office and Commercial Districts)
- Section 18.40.030: Table 18.40.030 – Office and commercial districts – Development standards
- Section 18.45.030: Additional Requirements for the Commercial Mixed-Use (CMX) District
- Section 18.150.100: Open space and recreational facilities for residential development
- Section 18.150.180: Transitional requirements