Branch Network
Patterson State Bank Locations & Branches Patterson, Louisiana
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Patterson State Bank operates 3 branches from its headquarters in Patterson, LA, .
Patterson State Bank branch network
All 3 branches are in LOUISIANA, across 3 cities. Its largest office by deposits is its main office in Patterson, LA, with $189.9M (64.1% of its branch deposits). It had the same number of branches on June 30, 2025.
Patterson State Bank at a glance
Its CET1 capital ratio was 17.03% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $330.7M
- CET1 ratio, Q2 2026
- 17.03%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Established
- 1925
Full financial profile · Is Patterson State 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: Patterson, LA (1 branch) | 1 of 1 | 100.0% | $189.9M |
| State: LA (3 branches) | 64 of 118 | 0.2% | $296.3M |
Ranked by total assets among banks headquartered in the state: Largest banks in Louisiana.
Share by county and metro area
Patterson State 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. Mary, LA (3 branches) | 3 of 6 | 21.1% | $296.3M | $1.40B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Morgan City, LA (3 branches) | 3 of 6 | 21.1% | $296.3M | $1.40B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Patterson State Bank (main office) | Patterson, LA | 70392 | $189.9M |
| Morgan City Branch | Morgan City, LA | 70380 | $75.1M |
| Berwick Branch | Berwick, LA | 70342 | $31.3M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 12609) · FFIEC NIC profile (RSSD 85931)