Air Quality Ranking — San Jose
Updated June 22, 2026
See how neighborhoods in San Jose compare on air quality. Rankings are based on measured data aggregated across each neighborhood boundary. How air quality is measured →
Top Air Quality Neighborhoods — Ranked
Air quality is consistently good with rare instances of elevated readings. This level of cleanliness is notably higher than the San Jose average, according to iHuus data.
Air quality remains mostly clean with only rare instances of elevated readings, performing slightly better than the San Jose average according to iHuus data.
Air quality in this area is generally acceptable, though sensitive individuals may experience occasional concern on certain days. This level of air quality is roughly consistent with the broader San Jose area, according to iHuus data.
Full San Jose Air Quality Ranking
| Neighborhood | Score | City Rank | vs. City Avg |
|---|---|---|---|
| Cambrian Park | 8 | #1 | +1.9 ↑ |
| Almaden Valley | 6.5 | #2 | +0.4 ↑ |
| Willow Glen | 6.2 | #3 | +0.1 ↑ |
| Washington | 6 | #4 | -0.1 ↓ |
| West San Jose | 6 | #5 | -0.1 ↓ |
| Edenvale - Seven Trees | 6 | #6 | -0.1 ↓ |
| Rose Garden | 6 | #7 | -0.1 ↓ |
| Santa Teresa | 6 | #8 | -0.1 ↓ |
| Avenida Espana | 6 | #9 | -0.1 ↓ |
| Blossom Valley | 6 | #10 | -0.1 ↓ |
| Fairgrounds | 6 | #11 | -0.1 ↓ |
| East San Jose | 6 | #12 | -0.1 ↓ |
| North San Jose | 5.9 | #13 | -0.2 ↓ |
| Berryessa | 5.8 | #14 | -0.3 ↓ |
| Downtown | 5.8 | #15 | -0.3 ↓ |
| Alviso | 5.8 | #16 | -0.3 ↓ |
| Evergreen | 5.7 | #17 | -0.4 ↓ |
| North Valley | 5.5 | #18 | -0.6 ↓ |
| Alum Rock-East Foothills | 5.2 | #19 | -0.9 ↓ |
iHuus Neighborhood Intelligence Insights
Get block-level neighborhood insights for San Jose
- Street-level scores — see how individual blocks compare, not just neighborhood averages
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- 15 dimensions in full — walkability, noise, air quality, school quality, insurance coverage, population age profile, urban/rural index, and more
- Boundary risk alerts — know if your address sits near a block boundary where scores drop, the kind of detail no listing will ever mention
- School insights — individual school ratings and insights, not just district-level data
- Compare before you commit — side-by-side data across neighborhoods, down to block precision
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