Santa Clara County · California
Remodeling in Campbell
Campbell is Heartwood's home base. Our office on S. Bascom Avenue puts us minutes from downtown Campbell and the surrounding West Valley neighborhoods we've come to know well.
Homes we see in Campbell
Post-war ranch homes, mid-century tracts, and craftsman bungalows near downtown — many ready for open-concept updates, kitchen remodels, and second-story additions.
- Downtown Campbell
- Pruneyard area
- Campbell Park
- San Tomas
Popular projects in Campbell
Also available in Campbell: Eichler & Mid-Century Modern Remodeling, Primary Spa Suites, Whole-Home Remodels, ADUs & Detached Cottages.
Zoning in Campbell: what shapes a project
- Floor area
- Allowable floor area and lot coverage typically depend on the parcel's residential zoning; confirm how existing structures count.
- Second stories
- Upper-floor additions may require design review addressing massing, setbacks, and neighboring privacy.
- Historic resources
- Historic status may affect exterior alterations, especially around older downtown neighborhoods; verify the property's designation.
- Setbacks
- Required yards may constrain additions to older homes; an existing wall location does not necessarily establish permission to expand.
Review boards & approval paths
Site and Architectural Review Committee
SARC typically advises on projects routed through site and architectural review.
Historic Preservation Board
The board may review proposals affecting designated historic resources.
Campbell project considerations
- Check downtown historic status before redesigning a bungalow's street-facing elevation.
- Compare an upward addition with a rear expansion on compact established lots.
- Investigate existing ranch-home foundations before adding upper-floor loads.
Campbell permitting FAQ
Does a second-story addition in Campbell need design review?
A second-story addition in Campbell may need site and architectural review as well as a building permit. The review path typically depends on zoning, proposed massing, and neighborhood relationships. Prepare elevations and a site plan early so privacy and roofline concerns can be addressed before engineering is finalized. Confirm the required process with the city.
Can I expand an older home near downtown Campbell?
An expansion may be possible, but historic status and parcel zoning can affect its size and appearance. Check whether the house is designated or subject to historic review before changing windows, removing exterior walls, or designing an addition. Existing conditions should be documented first; ask the city which preservation approvals apply to the address.
Can I build a detached ADU on my Campbell property?
A detached ADU may be feasible under California's ADU approval framework, subject to site conditions and applicable standards. Start with a survey, utility review, and a layout showing access and the relationship to the main home. Ordinary addition rules do not always apply to ADUs; confirm the current application requirements with Campbell before developing construction drawings.
Let's talk about your home.
Share a few details about your project and the Heartwood team will follow up to schedule a consultation.