A
San Mateo, CA
Flood Risk Score: 10/100 · Rank #2117 of 3,271 counties
San Mateo County in California has a flood risk grade of A (Low risk), ranking #2117 out of 3,271 U.S. counties for flood risk. The county has recorded 11 NFIP flood insurance claims totaling $347,342 in payouts, with 9 federal disaster declarations. Flood risk is relatively low compared to the national average.
10
Risk Score
11
NFIP Claims
$347,342
Total Payouts
9
Disasters
$31,577
Avg Claim
11
Active Policies
Score Breakdown
The composite score of 10 is calculated from four weighted factors. See our methodology for details.
Claims Density
40%
0
Disaster Frequency
25%
19
Claim Severity
20%
0
Year-over-Year Trend
15%
35
Other Counties in California
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Orange | A | 10 | 10 | 13 |
| San Francisco | A | 10 | 1 | 4 |
| Alpine | A | 11 | 1 | 7 |
| Amador | A | 11 | 0 | 7 |
| Calaveras | A | 11 | 0 | 6 |
| Lassen | A | 11 | 2 | 6 |