10/29/2026
New Article on our website
Designing in the Los Angeles Hillside? Know the Numbers Before You Design.
Hillside projects come with unique zoning requirements that can significantly impact what you can build.
From setbacks and Residential Floor Area (RFA) to building height, lot coverage, grading, and street access, understanding the regulations early is essential to making informed design decisions.
Our latest guide breaks down the key numbers and zoning standards, helping designers navigate the initial feasibility and design review process with greater clarity.
📐 Key considerations include:
• Required setbacks and height restrictions
• Maximum Residential Floor Area (RFA)
• Building height and roof slope limitations
• Lot coverage and grading allowances
• Basement regulations and street access requirements
Smart design starts with a clear understanding of the site and its constraints.
ArchitecturalDesign ZoningRegulations DesignFeasibility LosAngelesDevelopment Architecture