Residential Architect in Campbell| Remodels, Additions & Custom Homes Prestin Ravid Architects
Campbell does not have the permitting complexity of Palo Alto or the design review layers of Saratoga. Most single-family residential projects go directly through the Building Division, and the process moves faster than most South Bay cities. The architectural decisions made early in design carry more weight here because there is less opportunity for the city review process to surface problems that should have been caught before the drawings were finished.
Regulations change and every property is different. This page reflects general conditions in Campbell, not a substitute for a property-specific feasibility review.
Campbell Homeowners We Work With
Most homeowners who come to us in Campbell own homes built well but designed for a different era. The Cambrian and Dry Creek neighborhoods are full of 1960s ranch houses that have aged into cramped floor plans. Some want to open the layout without adding square footage. Others need a second story or rear addition for a growing family. A few are weighing whether the existing structure is worth working with at all. Campbell's relatively direct permit process is an asset when families are trying to plan around school years and construction schedules.
Common Project Types
Home Remodels and Renovations
1970s on modest lots. Closed kitchens, small bedrooms, living areas that do not connect to outdoor spaces. A well-structured remodel can fix most of this. Interior remodels that stay within the existing footprint go through the Building Division without Planning Division involvement.
Home Additions & Second Story Expansions
Lots in Campbell run between 5,000 and 8,000 square feet, giving room for rear additions without dramatically losing yard. First-floor rear additions expanding the kitchen, family room, or primary suite are the most practical move on a typical Campbell lot. Second-story additions are common in Cambrian where lot coverage is already high and going up is the only realistic path. There is no mandatory design review board for standard additions. Projects move through plan check, and the timeline is more predictable than in cities with discretionary review.
Custom Homes and Rebuilds
A teardown and rebuild deserves serious evaluation in Campbell for older homes with significant deferred maintenance or structural limitations. The permit process for new construction is straightforward here compared to neighboring cities. One threshold matters: Campbell's new structure determination. A project is reclassified as new construction when at least three of four criteria are met: (1) valuation exceeds $185,000; (2) 75 percent or more of existing roof framing is removed; (3) 75 percent or more of exterior walls by lineal footage are removed or rebuilt; (4) 75 percent or more of interior walls by lineal footage are removed or rebuilt. This is a three-of-four test, not a single floor area percentage. Understanding which criteria your project hits is part of feasibility.
The Approval Process in Campbell
For most additions and remodels, Campbell is a building department process. Plans go through the Building Division, plan check runs approximately 20 to 30 business days per cycle, and the project moves without the planning entitlement layer that adds months elsewhere.
Historic properties, variance requests, and certain alterations require Planning Division involvement. The September 2024 Air Quality Ordinance requires all-electric systems in new buildings and substantial rebuilds. If the scope of a remodel might cross the new structure threshold, submit a New House Determination request to the Building Division before applying for a building permit.
Total timeline from design start to permit: typically 5 to 9 months for standard additions and remodels.
Working on a Project in Campbell?
The Discovery Call is a simple first conversation about your property, your goals, and the path forward for the project before any design work begins.
Areas We Work In
We work throughout the South Bay and Peninsula, including the following cities. Each city links to a relevant project pathway and design and permitting context for that area.
Campbell · San Jose · Los Gatos · Santa Clara · Cupertino · Saratoga · Monte Sereno · Sunnyvale · Mountain View · Palo Alto · Los Gatos