Bank · FDIC insured
Marathon Bank
A $261.1M bank headquartered in Wausau, WI, with 5 branches in Wisconsin. Best rates: CDs 4.00% and savings 0.25% APY.
Marathon Bank Carrot Score
67
Carrot Score
Higher than 18% of U.S. banks and credit unions
#17 of 23 in Wausau, WI metroHow the score works →
Deposits are federally insured by the FDIC up to $250,000 per depositor.
About Marathon Bank
Established in 1902, Marathon Bank is a locally owned community bank serving individuals and businesses throughout Wisconsin.
The bank operates as a wholly owned subsidiary of Marathon Bancorp, Inc.
- Headquarters
- 500 Scott St, Wausau, WI 54403
- FDIC certificate
- 29745 ↗
Branches
5 branches in Wisconsin
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Wisconsin
5 branches
Wausau area · 3
- Marathon BankMain office500 Scott St, Wausau, WI 54403Directions
- Mosinee Branch307 3rd St, Mosinee, WI 54455Directions
- Rothschild Branch1133 E Grand Ave, Rothschild, WI 54474Directions
Milwaukee area · 2
- Brookfield Branch19105 W Capitol Drive, Brookfield, WI 53045Directions
- Mequon Branch11315 N Cedarburg Rd, Mequon, WI 53092Directions
Walk-in offices from the FDIC directory as of September 4, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.
Financial details
| Measure | This bank | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalLeverage ratio | 15.34% | 10.98% | 13.00% or more |
| Troubled loansNoncurrent | 0.03% | 0.42% | 0.09% or less |
| ProfitabilityReturn on assets | 0.78% | 1.24% | 1.68% or more |
| LendingLoans per $100 deposited | $111 | $81 | — |
- CapitalLeverage ratio15.34%Peers’ middle 10.98% · Top 25% 13.00%+
- Troubled loansNoncurrent0.03%Peers’ middle 0.42% · Top 25% ≤0.09%
- ProfitabilityReturn on assets0.78%Peers’ middle 1.24% · Top 25% 1.68%+
- LendingLoans per $100 deposited$111Peers’ middle $81
Compared with the 2,650 banks with $100 million to $1 billion in assets. The strongest quarter is what the best 25% of them reach: more capital and profit, fewer troubled loans. Lending has no better end.Troubled loans are noncurrent: 90 or more days late, or no longer earning interest.
Regulators’ own ratings of Marathon Bank are confidential. These figures are what it reports to the FDIC each quarter, set beside its peers; they aren’t a rating.