Solar canvassing data
San Jose: 2.8% of comparable homes already have solar
Across 60,943 owner-occupied single-family parcels in San Jose, public permit records show 1,720 rooftop solar installs. The other 97.2% is the market — and it is not evenly distributed. Our engine finds the low-saturation blocks worth walking.
- Parcels analyzed
- 60,943
- Solar permits
- 1,720
- Saturation
- 2.8%
- Walkable pockets
- 1,092
San Jose solar canvassing questions
- How many homes in San Jose have solar?
- Public permit records show 1,720 rooftop solar installations across 60,943 owner-occupied single-family parcels in San Jose, California — a solar saturation rate of 2.8%.
- Is San Jose oversaturated for solar sales?
- No. 97.2% of comparable San Jose homes still have no solar permit on record. Saturation is not evenly distributed, though: KnockGenius clusters the lowest-saturation blocks into 1,092 walkable pockets. The question that matters is which streets are unworked, not whether the city as a whole is.
- Do I need a permit to knock doors in San Jose?
- Many California cities require a solicitor's permit and enforce posted hours and no-solicitation registries. The rules are set locally, so confirm with the San Jose city clerk before canvassing. KnockGenius publishes a field-conduct and compliance guide covering the statewide baseline.
More context: statewide saturation report · what solar leads cost in California · field-conduct and compliance guide
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Source: county assessor parcel roll joined to city building-permit records. Aggregate statistics only (cells under 30 parcels are never published). Refreshed weekly.