BranchWatch

California

Banks in Petaluma, CA

Branches open
15
Banks present
11
Deposits (2026)
$2.4B
Closings on record
5
2 openings

Banks by deposits in Petaluma (2026)

BankDepositsShareBranches
Wells Fargo$593M24.6%2
Chase Bank$433M17.9%2
Exchange Bank$317M13.1%2
Bank of America$268M11.1%1
Poppy Bank$197M8.2%1
Bank of Marin$181M7.5%2
BMO Bank$125M5.2%1
Westamerica Bank$107M4.5%1
Summit State Bank$107M4.4%1
Columbia Bank$87M3.6%1

All branches

Closings

Transcribed from FDIC BankFind Suite active-location records, the annual Summary of Deposits and structure-change records. Deposit figures reflect the office to which deposits are reported and may not represent where depositors live.