Banks in San Mateo County, California
144 active bank branches operated by 31 institutions, per FDIC records.
Active branches
144
Banks present
31
Deposits (2025)
$37.1B
Closings since 2020
32
10 openings
Largest banks by deposits in San Mateo County (2025)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Wells Fargo | $8.9B | 24.1% | 23 |
| Chase Bank | $8.6B | 23.2% | 24 |
| Bank of America | $7.4B | 20% | 17 |
| Citibank | $3.0B | 8% | 10 |
| U.S. Bank | $2.3B | 6.1% | 13 |
| Valley National Bank | $1.5B | 4% | 1 |
| East West Bank | $1.1B | 2.9% | 3 |
| Tri Counties Bank | $931M | 2.5% | 8 |
| BMO Bank | $507M | 1.4% | 7 |
| PNC Bank | $404M | 1.1% | 3 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.