Branch Network
Primebank Locations & Branches Le Mars, Iowa
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Primebank operates 4 branches from its headquarters in Le Mars, IA, .
Primebank branch network
All 4 branches are in IOWA, across 3 cities. Sioux City, IA has the most of its branches, 2. Its largest office by deposits is its main office in Le Mars, IA, with $384.3M (55.5% of its branch deposits). It had the same number of branches on June 30, 2025.
Primebank at a glance
Its CET1 capital ratio was 12.41% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $800.6M
- CET1 ratio, Q2 2026
- 12.41%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1901
Full financial profile · Is Primebank safe? · Primebank call report · 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: Le Mars, IA (1 branch) | 1 of 5 | 43.9% | $384.3M |
| State: IA (4 branches) | 39 of 261 | 0.5% | $692.5M |
Ranked by total assets among banks headquartered in the state: Largest banks in Iowa.
Share by county and metro area
Primebank'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 |
|---|---|---|---|---|
| Plymouth, IA (1 branch) | 2 of 8 | 27.0% | $384.3M | $1.43B |
| Woodbury, IA (2 branches) | 6 of 20 | 6.7% | $230.1M | $3.45B |
| Sioux, IA (1 branch) | 7 of 9 | 2.7% | $78.1M | $2.93B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Sioux City, IA-NE-SD (2 branches) | 8 of 30 | 4.8% | $230.1M | $4.77B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Primebank (main office) | Le Mars, IA | 51031 | $384.3M |
| Sioux City Branch | Sioux City, IA | 51106 | $120.3M |
| 2700 Hamilton Boulevard Branch | Sioux City, IA | 51104 | $109.8M |
| 1601 South Main Avenue Branch | Sioux Center, IA | 51250 | $78.1M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 8101) · FFIEC NIC profile (RSSD 671147)