Branch Network
Northern State Bank Locations & Branches Ashland, Wisconsin
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Northern State Bank operates 7 branches from its headquarters in Ashland, WI, .
Northern State Bank branch network
Its 7 branches span 2 states and 6 cities. The most are in WISCONSIN (6) and MINNESOTA (1). WISCONSIN holds 92.2% of its branch deposits. Ashland, WI has the most of its branches, 2. Its largest office by deposits is its main office in Ashland, WI, with $223.7M (75.3% of its branch deposits). It had the same number of branches on June 30, 2025.
Northern State Bank at a glance
Its CET1 capital ratio was 17.11% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $330.8M
- CET1 ratio, Q2 2026
- 17.11%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1933
Full financial profile · Is Northern State Bank safe? · Northern State 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: Ashland, WI (2 branches) | 1 of 4 | 48.1% | $223.7M |
| State: WI (6 branches) | 101 of 185 | 0.1% | $274.0M |
Ranked by total assets among banks headquartered in the state: Largest banks in Wisconsin.
Share by county and metro area
Northern 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 |
|---|---|---|---|---|
| Ashland, WI (5 branches) | 1 of 4 | 52.0% | $260.6M | $501.6M |
| St. Louis, MN (1 branch) | 19 of 19 | 0.5% | $23.1M | $5.06B |
| Bayfield, WI (1 branch) | 4 of 4 | 3.5% | $13.4M | $378.4M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Duluth, MN-WI (1 branch) | 23 of 26 | 0.3% | $23.1M | $6.78B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Northern State Bank (main office) | Ashland, WI | 54806 | $223.7M |
| Aurora Branch | Aurora, MN | 55705 | $23.1M |
| Mellen Branch | Mellen, WI | 54546 | $14.0M |
| Washburn Iga Branch | Washburn, WI | 54891 | $13.4M |
| Butternut Branch | Butternut, WI | 54514 | $13.0M |
| Glidden Branch | Glidden, WI | 54527 | $9.9M |
| Auto Bank Facility | Ashland, WI | 54806 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 15242) · FFIEC NIC profile (RSSD 625757)