Flood Safety Ranking — National City
Updated June 22, 2026
See how neighborhoods in National City 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
Significant flood risk exists due to the area's location within a mapped floodplain; consequently, residents may find that flood insurance is typically required. According to iHuus data, this level of risk is notably higher than the average for National City.
Located within a designated floodplain, this area faces a greater risk of flooding than much of National City. According to iHuus data, residents may find that flood insurance is a typical requirement for properties in this neighborhood.
Flood vulnerability is elevated in this area as parts of the neighborhood sit within a designated floodplain. According to iHuus data, this risk level is notably higher than the average for National City.
Full National City Flood Safety Ranking
| Neighborhood | Score | City Rank | vs. City Avg |
|---|---|---|---|
| Lincoln Acres | 3.3 | #1 | +1.4 ↑ |
| Oldtown | 2.5 | #2 | +0.6 ↑ |
| Granger | 2.5 | #3 | +0.6 ↑ |
| Olivewood | 1.8 | #4 | -0.1 ↓ |
| Central | 1.2 | #5 | -0.7 ↓ |
| Eastside | 0.7 | #6 | -1.2 ↓ |
| South Port Bussiness Center | 0.4 | #7 | -1.5 ↓ |
| Northside | 0.1 | #8 | -1.8 ↓ |
iHuus Neighborhood Intelligence Insights
Get block-level neighborhood insights for National City
- 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
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- Compare before you commit — side-by-side data across neighborhoods, down to block precision
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