Branch Network
Pioneer Bank Locations & Branches Mapleton, Minnesota
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Pioneer Bank operates 6 branches from its headquarters in Mapleton, MN, .
Pioneer Bank branch network
All 6 branches are in MINNESOTA, across 6 cities. Its largest office by deposits is the St. James Branch office in St. James, MN, with $288.4M (37.8% of its branch deposits). It had the same number of branches on June 30, 2025.
Pioneer Bank at a glance
Its CET1 capital ratio was 13.65% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $883.8M
- CET1 ratio, Q2 2026
- 13.65%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1903
Full financial profile · Is Pioneer Bank safe? · Pioneer Bank 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: Mapleton, MN (1 branch) | 1 of 1 | 100.0% | $89.6M |
| State: MN (6 branches) | 36 of 277 | 0.2% | $763.0M |
Ranked by total assets among banks headquartered in the state: Largest banks in Minnesota.
Share by county and metro area
Pioneer 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 |
|---|---|---|---|---|
| Watonwan, MN (2 branches) | 1 of 6 | 62.6% | $349.1M | $557.5M |
| Nicollet, MN (2 branches) | 1 of 6 | 31.1% | $240.9M | $773.7M |
| Blue Earth, MN (2 branches) | 6 of 17 | 6.4% | $173.0M | $2.72B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Mankato, MN (4 branches) | 3 of 19 | 11.9% | $413.9M | $3.49B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| St. James Branch | St. James, MN | 56081 | $288.4M |
| Saint Peter Branch | Saint Peter, MN | 56082 | $153.0M |
| Pioneer Bank (main office) | Mapleton, MN | 56065 | $89.6M |
| North Mankato Branch | North Mankato, MN | 56003 | $87.9M |
| Mankato Adams Street Office Branch | Mankato, MN | 56001 | $83.4M |
| Madelia Br | Madelia, MN | 56062 | $60.7M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 5193) · FFIEC NIC profile (RSSD 920854)