Branch Presence
Banks with Branches in Walnut Creek, CA
JPMorgan Chase Bank, N.A. is the biggest bank in Walnut Creek, CA, with $1.96B in deposits at its Walnut Creek branches, 16.1% of the city's total as of the June 30, 2026 FDIC Summary of Deposits.
26 banks operate 36 branches in Walnut Creek, CA, ranked below by local branch count from the FDIC Summary of Deposits. This counts every bank with a branch here, not only banks headquartered locally.
Deposit share is each bank's share of the $12.18B held in Walnut Creek, CA, as of the June 30, 2026 FDIC Summary of Deposits, ranked by deposits (#1 is largest). Banks that book deposits at a headquarters branch can show a share that exceeds their local customer base.
| Bank | Branches in Walnut Creek | Local deposits | Deposit share |
|---|---|---|---|
| JPMorgan Chase Bank, N.A. | 5 | $1.96B | 16.1% (#1) |
| Wells Fargo Bank, N.A. | 3 | $1.67B | 13.7% (#2) |
| Bank of America, N.A. | 3 | $1.56B | 12.8% (#3) |
| Mechanics Bank | 2 | $948.4M | 7.8% (#6) |
| Poppy Bank | 2 | $193.3M | 1.6% (#13) |
| California Bank of Commerce, N.A. | 1 | $1.28B | 10.5% (#4) |
| City National Bank | 1 | $1.07B | 8.8% (#5) |
| Pacific Coast Bankers' Bank | 1 | $653.0M | 5.4% (#7) |
| Fremont Bank | 1 | $507.8M | 4.2% (#8) |
| Farmers & Merchants Bank of Central California | 1 | $377.8M | 3.1% (#9) |
| Citizens Business Bank, N.A. | 1 | $340.0M | 2.8% (#10) |
| Citibank, N.A. | 1 | $233.0M | 1.9% (#11) |
| U.S. Bank N.A. | 1 | $211.6M | 1.7% (#12) |
| Fifth Third Bank, N.A. | 1 | $190.1M | 1.6% (#14) |
| PNC Bank, N.A. | 1 | $144.4M | 1.2% (#15) |
| First-Citizens Bank & Trust Company | 1 | $129.7M | 1.1% (#16) |
| Columbia Bank | 1 | $121.1M | 1.0% (#17) |
| United Business Bank | 1 | $112.2M | 0.9% (#18) |
| Westamerica Bank | 1 | $105.1M | 0.9% (#19) |
| First Bank | 1 | $84.9M | 0.7% (#20) |
| BMO Bank N.A. | 1 | $81.8M | 0.7% (#21) |
| Summit Bank | 1 | $80.8M | 0.7% (#22) |
| Zions Bancorporation, N.A. | 1 | $46.7M | 0.4% (#23) |
| Five Star Bank | 1 | $38.4M | 0.3% (#24) |
| Gateway Bank, F.S.B. | 1 | $33.5M | 0.3% (#25) |
| Monet Bank | 1 | $7.2M | <0.1% (#26) |
County deposit market: Contra Costa, CA
The $50.49B held across 30 FDIC-insured banks in this county, as of the June 30, 2026 FDIC Summary of Deposits. The 10 largest are shown; see every bank in the Contra Costa, CA market with its change from a year earlier. Banks only: credit unions are not in the Summary of Deposits.
| Rank | Bank | Deposit share | Deposits | Branches |
|---|---|---|---|---|
| 1 | Wells Fargo Bank, N.A. | 29.2% | $14.72B | 26 |
| 2 | JPMorgan Chase Bank, N.A. | 16.4% | $8.26B | 29 |
| 3 | Bank of America, N.A. | 13.6% | $6.86B | 20 |
| 4 | BMO Bank N.A. | 11.1% | $5.61B | 12 |
| 5 | Mechanics Bank | 6.3% | $3.16B | 15 |
| 6 | Citibank, N.A. | 4.6% | $2.35B | 12 |
| 7 | U.S. Bank N.A. | 3.1% | $1.58B | 13 |
| 8 | California Bank of Commerce, N.A. | 2.5% | $1.28B | 1 |
| 9 | Citizens Business Bank, N.A. | 2.2% | $1.10B | 2 |
| 10 | City National Bank | 2.1% | $1.07B | 1 |
Metro area deposit market: San Francisco-Oakland-Berkeley, CA
The $512.65B held across 69 FDIC-insured banks in this metro area, as of the June 30, 2026 FDIC Summary of Deposits. The 10 largest are shown; see every bank in the San Francisco-Oakland-Berkeley, CA market with its change from a year earlier. Banks only: credit unions are not in the Summary of Deposits.
| Rank | Bank | Deposit share | Deposits | Branches |
|---|---|---|---|---|
| 1 | Bank of America, N.A. | 48.7% | $249.87B | 98 |
| 2 | Wells Fargo Bank, N.A. | 17.7% | $90.77B | 123 |
| 3 | JPMorgan Chase Bank, N.A. | 10.9% | $55.66B | 130 |
| 4 | Citibank, N.A. | 3.2% | $16.54B | 63 |
| 5 | Bank of America California, N.A. | 2.4% | $12.31B | 1 |
| 6 | BMO Bank N.A. | 2.0% | $10.35B | 50 |
| 7 | U.S. Bank N.A. | 1.8% | $9.21B | 58 |
| 8 | Citizens Bank, N.A. | 1.6% | $8.41B | 4 |
| 9 | East West Bank | 1.2% | $6.39B | 17 |
| 10 | HSBC Bank USA, N.A. | 1.0% | $5.10B | 2 |
Banks in Walnut Creek: common questions
What is the biggest bank in Walnut Creek, CA?
JPMorgan Chase Bank, N.A. is the biggest bank in Walnut Creek, CA, with $1.96B in deposits at its Walnut Creek branches, 16.1% of the city's total as of the June 30, 2026 FDIC Summary of Deposits.
How many banks are in Walnut Creek, CA?
26 FDIC-insured banks operate 36 branches in Walnut Creek, CA as of the June 30, 2026 FDIC Summary of Deposits. This counts every bank with a branch in the city, not only banks headquartered there. Credit unions are not in the Summary of Deposits.
What are the largest banks in Walnut Creek, CA?
Ranked by deposits held in Walnut Creek branches as of the June 30, 2026 FDIC Summary of Deposits: 1. JPMorgan Chase Bank, N.A. (16.1%); 2. Wells Fargo Bank, N.A. (13.7%); 3. Bank of America, N.A. (12.8%); 4. California Bank of Commerce, N.A. (10.5%); 5. City National Bank (8.8%). The share is each bank's part of all deposits in the city.
Largest banks in California
For the state as a whole, see the largest banks in California, ranked by total assets and by deposits in California branches, or every bank in the California bank directory.
Banks in other California cities:
About this data
Branch counts and local deposits come from the FDIC Summary of Deposits, the annual June 30 survey of branch-office deposits for every FDIC-insured bank. Click any bank to see its full regulatory profile and complete branch network. Looking for banks headquartered here instead? See the US bank directory.