Branch Network
Cass Commercial Bank Locations & Branches Des Peres, Missouri
BankRegReports is independent of Cass Commercial Bank and never asks for online banking logins or passwords.
Cass Commercial Bank operates 3 branches from its headquarters in Des Peres, MO, .
Cass Commercial Bank branch network
All 3 branches are in MISSOURI, across 3 cities. Its largest office by deposits is its main office in Des Peres, MO, with $892.8M (80.0% of its branch deposits). It had the same number of branches on June 30, 2025.
Cass Commercial Bank at a glance
Its CET1 capital ratio was 17.16% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $1.33B
- CET1 ratio, Q2 2026
- 17.16%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Established
- 1906
Full financial profile · Is Cass Commercial Bank safe? · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Des Peres, MO (1 branch) | 1 of 12 | 32.0% | $892.8M |
| State: MO (3 branches) | 37 of 249 | 0.4% | $1.12B |
Ranked by total assets among banks headquartered in the state: Largest banks in Missouri.
Share by county and metro area
Cass Commercial Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| St. Louis, MO (2 branches) | 10 of 55 | 2.2% | $1.06B | $48.49B |
| St. Louis City, MO (1 branch) | 19 of 26 | 0.1% | $55.8M | $54.95B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| St. Louis, MO-IL (3 branches) | 19 of 111 | 0.8% | $1.12B | $141.72B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Cass Commercial Bank (main office) | Des Peres, MO | 63131 | $892.8M |
| Bridgeton Branch | Bridgeton, MO | 63044 | $167.4M |
| Drive-In Facility Branch | Saint Louis, MO | 63106 | $55.8M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 1068) · FFIEC NIC profile (RSSD 177751)