Levees / By county / San Mateo County, CA
Levee systems in San Mateo County, CA
33 systems on the federal register here, with 142,090 people recorded behind them.
| System | Location | Accreditation | People | Length |
|---|---|---|---|---|
| Marina Lagoon Levee | Foster City, San Mateo County, California | Accredited | 77,291 | 2.26 miles |
| San Mateo County Levee 56 | Redwood City, San Mateo County, California | Accredited | 23,074 | 7.97 miles |
| Santa Clara County Levee 3 | East Palo Alto, San Mateo County, California | Non-Accredited | 17,554 | 1.70 miles |
| San Mateo County Levee 62 | East Palo Alto, San Mateo County, California | Non-Accredited | 13,429 | 2.02 miles |
| San Mateo County Levee 65 | San Mateo, San Mateo County, California | Accredited | 6,008 | 1.30 miles |
| San Mateo County Levee 15 | Menlo Park, San Mateo County, California | Non-Accredited | 3,036 | 0.87 miles |
| San Mateo County Levee 3 | San Mateo, San Mateo County, California | Non-Accredited | 591 | 0.06 miles |
| San Mateo County Levee 52 | Belmont, San Mateo County, California | Non-Accredited | 352 | 0.33 miles |
| San Mateo County Levee 28 | Redwood City, San Mateo County, California | Non-Accredited | 254 | 0.18 miles |
| San Mateo County Levee 46 | Redwood City, San Mateo County, California | Non-Accredited | 206 | 0.83 miles |
| San Mateo County Levee 61 | South San Francisco, San Mateo County, California | Non-Accredited | 133 | 0.20 miles |
| San Mateo County Levee 35 | Menlo Park, San Mateo County, California | Non-Accredited | 105 | 6.66 miles |
| San Mateo County Levee 26 | Menlo Park, San Mateo County, California | Non-Accredited | 28 | 0.53 miles |
| San Mateo County Levee 50 | Redwood City, San Mateo County, California | Non-Accredited | 15 | 7.89 miles |
| San Mateo County Levee 72 | Pescadero, San Mateo County, California | Non-Accredited | 8 | 0.60 miles |
| San Mateo County Levee 64 | Redwood City, San Mateo County, California | Non-Accredited | 4 | 0.21 miles |
| San Mateo County Levee 40 | Redwood City, San Mateo County, California | Non-Accredited | 2 | 0.51 miles |
| San Mateo County Levee 17 | Foster City, San Mateo County, California | Non-Accredited | 0 | 0.70 miles |
| San Mateo County Levee 25 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 0.90 miles |
| San Mateo County Levee 32 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 2.98 miles |
| San Mateo County Levee 36 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 4.02 miles |
| San Mateo County Levee 37 | Menlo Park, San Mateo County, California | Non-Accredited | 0 | 1.92 miles |
| San Mateo County Levee 38 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 1.17 miles |
| San Mateo County Levee 39 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 5.65 miles |
| San Mateo County Levee 42 | Menlo Park, San Mateo County, California | Non-Accredited | 0 | 3.15 miles |
| San Mateo County Levee 53 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 0.72 miles |
| San Mateo County Levee 54 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 0.93 miles |
| San Mateo County Levee 55 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 0.73 miles |
| San Mateo County Levee 58 | Menlo Park, San Mateo County, California | Non-Accredited | 0 | 1.28 miles |
| San Mateo County Levee 63 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 3.96 miles |
| San Mateo County Levee 66 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 0.40 miles |
| San Mateo County Levee 68 | Redwood City, San Mateo County, California | Non-Accredited | 0 | 1.08 miles |
| San Mateo County Levee 9 | Menlo Park, San Mateo County, California | Non-Accredited | 0 | 0.62 miles |
Source: USACE National Levee Database, refreshed 2026-09-10.