Branch Network
One Community Bank Locations & Branches Oregon, Wisconsin
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One Community Bank operates 19 branches from its headquarters in Oregon, WI, . Its main office is at 733 N Main St, Oregon, WI 53575.
One Community Bank branch network
All 19 branches are in WISCONSIN, across 16 cities. Stoughton, WI has the most of its branches, 2. Its largest office by deposits is its main office in Oregon, WI, with $675.2M (32.7% of its branch deposits). On June 30, 2025 it had 16 branches, 3 fewer than in 2026.
One Community Bank at a glance
It reports no CET1 ratio; its Tier 1 leverage ratio was 13.09% at Q3 2026, above the 8% community bank leverage ratio requirement for being considered well capitalized.
- Total assets, Q3 2026
- $2.61B
- Tier 1 leverage ratio, Q3 2026
- 13.09%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Latest call report
- Q3 2026, FFIEC 051
- Established
- 1976
Full financial profile · Is One Community Bank safe? · One Community 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: Oregon, WI (1 branch) | 1 of 3 | 84.1% | $675.2M |
| State: WI (19 branches) | 16 of 185 | 1.0% | $2.07B |
Ranked by total assets among banks headquartered in the state: Largest banks in Wisconsin.
Share by county and metro area
One Community 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 |
|---|---|---|---|---|
| Dane, WI (8 branches) | 7 of 33 | 5.7% | $1.49B | $26.10B |
| Marathon, WI (3 branches) | 8 of 17 | 4.0% | $211.9M | $5.35B |
| Vernon, WI (3 branches) | 1 of 7 | 26.2% | $181.6M | $692.0M |
| Adams, WI (2 branches) | 1 of 5 | 39.4% | $137.1M | $347.7M |
| Juneau, WI (2 branches) | 4 of 4 | 4.2% | $24.7M | $590.1M |
| Marquette, WI (1 branch) | 4 of 4 | 9.7% | $21.5M | $221.2M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Madison, WI (8 branches) | 7 of 41 | 4.9% | $1.49B | $30.15B |
| Wausau-Weston, WI (3 branches) | 8 of 18 | 3.6% | $211.9M | $5.93B |
Deposits by county
Every county where One Community Bank has branches (6 in all), from the June 30, 2026 Summary of Deposits: the bank's deposits, its share of all FDIC-insured deposits in the county, its rank and its branch count there. Largest deposits first.
Show all 6 counties
| County | Branches | Deposits | Share | Rank |
|---|---|---|---|---|
| Dane, WI | 8 | $1.49B | 5.7% | 7 of 33 |
| Marathon, WI | 3 | $211.9M | 4.0% | 8 of 17 |
| Vernon, WI | 3 | $181.6M | 26.2% | 1 of 7 |
| Adams, WI | 2 | $137.1M | 39.4% | 1 of 5 |
| Juneau, WI | 2 | $24.7M | 4.2% | 4 of 4 |
| Marquette, WI | 1 | $21.5M | 9.7% | 4 of 4 |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| One Community Bank (main office) | Oregon, WI | 53575 | $675.2M |
| Mcfarland Branch | Mc Farland, WI | 53558 | $446.9M |
| Kettle Park West Br | Stoughton, WI | 53589 | $185.2M |
| Water Ave Branch | Hillsboro, WI | 54634 | $140.7M |
| Mound View Branch | Adams, WI | 53910 | $137.1M |
| Schofield Branch | Schofield, WI | 54476 | $125.4M |
| Waunakee Branch | Waunakee, WI | 53597 | $82.4M |
| Schofield Branch | Schofield, WI | 54476 | $53.0M |
| Sun Prairie Branch | Sun Prairie, WI | 53590 | $45.0M |
| Middleton Office Branch | Middleton, WI | 53562 | $41.8M |
| Wausau Office Branch | Wausau, WI | 54401 | $33.5M |
| Lafarge Branch | La Farge, WI | 54639 | $31.0M |
| Oxford Branch | Oxford, WI | 53952 | $21.5M |
| State Bank of WonewoBranch | Wonewoc, WI | 53968 | $15.9M |
| Cottage Grove Branch | Cottage Grove, WI | 53527 | $12.5M |
| Readstown Branch | Readstown, WI | 54652 | $9.9M |
| Union Center Branch | Wonewoc, WI | 53968 | $8.8M |
| Grand Marsh Branch | Grand Marsh, WI | 53936 | $6K |
| Downtown Stoughton Branch | Stoughton, WI | 53589 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 22334) · FFIEC NIC profile (RSSD 247140)