Flood Safety Ranking — San Mateo
Updated June 22, 2026
See how neighborhoods in San Mateo compare on flood safety. Rankings are based on measured data aggregated across each neighborhood boundary. How flood safety is measured →
Top Flood Safety Neighborhoods — Ranked
Flood risk in this area is notably lower than the San Mateo average, though some residual risk remains as the neighborhood sits within a 500-year floodplain according to iHuus data.
Flood safety levels in Laurelwood are notably higher than the San Mateo average. While some residual risk exists due to its location within a 500-year floodplain, according to iHuus data, the area remains significantly more secure than many other parts of the city.
Flood safety in this area is notably higher than the San Mateo average. While some residual risk exists due to its location within a 500-year floodplain, according to iHuus data, the area remains generally secure.
Full San Mateo Flood Safety Ranking
| Neighborhood | Score | City Rank | vs. City Avg |
|---|---|---|---|
| South Shoreview | 7.7 | #1 | +2.5 ↑ |
| Laurelwood | 7.7 | #2 | +2.5 ↑ |
| Northwest Hillsdale | 7.7 | #3 | +2.5 ↑ |
| Sunnybrae | 7.7 | #4 | +2.5 ↑ |
| Southwest Hillsdale | 7.7 | #5 | +2.5 ↑ |
| Baywood Park | 7.7 | #6 | +2.5 ↑ |
| East San Mateo | 7.7 | #7 | +2.5 ↑ |
| Country Club Heights | 7.7 | #8 | +2.5 ↑ |
| Edgewater Isle | 7.7 | #9 | +2.5 ↑ |
| Shoreline Park | 7.7 | #10 | +2.5 ↑ |
| College Heights | 7.5 | #11 | +2.3 ↑ |
| Westshore | 7.5 | #12 | +2.3 ↑ |
| Twenty-Fifth Ave | 7.1 | #13 | +1.9 ↑ |
| Nineteenth Avenue | 7 | #14 | +1.8 ↑ |
| Mariners Island | 7 | #15 | +1.8 ↑ |
| Fiesta Gardens | 7 | #16 | +1.8 ↑ |
| Parkside | 7 | #17 | +1.8 ↑ |
| Los Prados | 6.5 | #18 | +1.3 ↑ |
| Central Business District | 5.8 | #19 | +0.6 ↑ |
| Southeast Hillsdale | 5.7 | #20 | +0.5 ↑ |
| Hayward Park | 5.6 | #21 | +0.4 ↑ |
| San Mateo Village | 5.5 | #22 | +0.3 ↑ |
| Bay Meadows | 5.3 | #23 | +0.1 ↑ |
| Lauriedale | 5.2 | #24 | — |
| San Mateo Park | 4.8 | #25 | -0.4 ↓ |
| Northeast Hillsdale | 4.3 | #26 | -0.9 ↓ |
| Foothill Terrace | 4.1 | #27 | -1.1 ↓ |
| Aragon | 4 | #28 | -1.2 ↓ |
| Bridgepointe | 3.8 | #29 | -1.4 ↓ |
| B-Delaware Strip | 3.7 | #30 | -1.5 ↓ |
| North Shoreview | 3.3 | #31 | -1.9 ↓ |
| Central | 3.1 | #32 | -2.1 ↓ |
| San Mateo Heights | 2.8 | #33 | -2.4 ↓ |
| Baywood Knolls | 1.2 | #34 | -4.0 ↓ |
| Baywood | 0.7 | #35 | -4.5 ↓ |
| North Central | 0.1 | #36 | -5.1 ↓ |
iHuus Neighborhood Intelligence Insights
Get block-level neighborhood insights for San Mateo
- Street-level scores — see how individual blocks compare, not just neighborhood averages
- Micro-zone boundaries — identify quiet pockets, flood boundaries, and walkable clusters before you visit
- 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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