Branch Network
Grand Bank Locations & Branches Tulsa, Oklahoma
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Grand Bank operates 4 branches from its headquarters in Tulsa, OK, .
Grand Bank branch network
Its 4 branches span 2 states and 3 cities. The most are in OKLAHOMA (2) and TEXAS (2). OKLAHOMA holds 82.1% of its branch deposits. Tulsa, OK has the most of its branches, 2. Its largest office by deposits is its main office in Tulsa, OK, with $432.8M (70.0% of its branch deposits). It had the same number of branches on June 30, 2025.
Grand Bank at a glance
Its CET1 capital ratio was 12.56% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $712.8M
- CET1 ratio, Q2 2026
- 12.56%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Established
- 1975
Full financial profile · Is Grand 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: Tulsa, OK (2 branches) | 12 of 43 | 1.8% | $507.2M |
| State: OK (2 branches) | 47 of 192 | 0.3% | $507.2M |
Ranked by total assets among banks headquartered in the state: Largest banks in Oklahoma.
Share by county and metro area
Grand 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 |
|---|---|---|---|---|
| Tulsa, OK (2 branches) | 16 of 51 | 1.5% | $507.2M | $34.44B |
| Dallas, TX (1 branch) | 86 of 107 | <0.1% | $65.1M | $330.95B |
| Harris, TX (1 branch) | 72 of 87 | <0.1% | $45.6M | $302.92B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Tulsa, OK (2 branches) | 19 of 58 | 1.3% | $507.2M | $39.04B |
| Dallas-Fort Worth-Arlington, TX (1 branch) | 139 of 165 | <0.1% | $65.1M | $731.99B |
| Houston-The Woodlands-Sugar Land, TX (1 branch) | 89 of 104 | <0.1% | $45.6M | $359.69B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Grand Bank (main office) | Tulsa, OK | 74114 | $432.8M |
| Bixby Branch | Tulsa, OK | 74133 | $74.5M |
| Turtle Creek Branch | Dallas, TX | 75219 | $65.1M |
| Houston Branch | Houston, TX | 77056 | $45.6M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 22065) · FFIEC NIC profile (RSSD 76854)