Branch Network
Starion Bank Locations & Branches Bismarck, North Dakota
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Starion Bank operates 16 branches from its headquarters in Bismarck, ND, .
Starion Bank branch network
Its 16 branches span 2 states and 11 cities. The most are in NORTH DAKOTA (13) and WISCONSIN (3). NORTH DAKOTA holds 93.6% of its branch deposits. Bismarck, ND has the most of its branches, 4. Its largest office by deposits is its main office in Bismarck, ND, with $642.2M (35.2% of its branch deposits). It had the same number of branches on June 30, 2025.
Starion Bank at a glance
Its CET1 capital ratio was 14.03% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $2.10B
- CET1 ratio, Q2 2026
- 14.03%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Established
- 1993
Full financial profile · Is Starion 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: Bismarck, ND (4 branches) | 1 of 16 | 14.3% | $789.0M |
| State: ND (13 branches) | 9 of 70 | 4.0% | $1.71B |
Ranked by total assets among banks headquartered in the state: Largest banks in North Dakota.
Share by county and metro area
Starion 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 |
|---|---|---|---|---|
| Burleigh, ND (4 branches) | 1 of 16 | 14.2% | $789.0M | $5.57B |
| Morton, ND (1 branch) | 1 of 10 | 38.1% | $498.0M | $1.31B |
| Cass, ND (3 branches) | 14 of 28 | 1.6% | $177.5M | $11.27B |
| Dickey, ND (2 branches) | 1 of 3 | 67.0% | $156.2M | $233.2M |
| Dane, WI (3 branches) | 21 of 33 | 0.4% | $115.8M | $26.10B |
| Rolette, ND (2 branches) | 3 of 4 | 16.8% | $66.2M | $394.7M |
| Bottineau, ND (1 branch) | 4 of 5 | 5.7% | $19.3M | $335.7M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Bismarck, ND (5 branches) | 1 of 18 | 18.6% | $1.29B | $6.92B |
| Fargo, ND-MN (3 branches) | 14 of 32 | 1.4% | $177.5M | $12.93B |
| Madison, WI (3 branches) | 29 of 41 | 0.4% | $115.8M | $30.15B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Starion Bank (main office) | Bismarck, ND | 58501 | $642.2M |
| Mandan Branch | Mandan, ND | 58554 | $498.0M |
| Fargo Urban Plains Branch | Fargo, ND | 58104 | $167.1M |
| Bismarck North Branch | Bismarck, ND | 58503 | $101.6M |
| Ellendale Branch | Ellendale, ND | 58436 | $89.0M |
| Middleton, Wi Branch | Middleton, WI | 53562 | $68.8M |
| Oakes Branch | Oakes, ND | 58474 | $67.3M |
| Bismarck South Branch | Bismarck, ND | 58504 | $38.8M |
| Rolla Branch | Rolla, ND | 58367 | $38.4M |
| Dunseith Branch | Dunseith, ND | 58329 | $27.9M |
| Madison Branch | Madison, WI | 53713 | $25.4M |
| Sun Prairie Branch | Sun Prairie, WI | 53590 | $21.6M |
| Bottineau Branch | Bottineau, ND | 58318 | $19.3M |
| Fargo - Downtown Branch | Fargo, ND | 58102 | $6.6M |
| Bismarck Plaza Branch | Bismarck, ND | 58503 | $6.5M |
| Fargo University Dr Branch | Fargo, ND | 58103 | $3.8M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 33758) · FFIEC NIC profile (RSSD 2009605)