Bank · FDIC insured
Ergo Bank
A $276.7M bank headquartered in Markesan, WI, with 6 branches in Wisconsin. Best rates: CDs 4.03% and savings 1.00% APY.
Ergo Bank Carrot Score
82
Carrot Score
Higher than 58% of U.S. banks and credit unions
#6 of 10 in Sparta, WI metroHow the score works →
Deposits are federally insured by the FDIC up to $250,000 per depositor.
About Ergo Bank
Ergo Bank opened its doors as Farmers State Bank on February 1, 1910, before changing its name to Ergo Bank in March 2018.
The bank serves Markesan, Fox Lake, Burnett, Lebanon, Kendall, Wilton, Norwalk, Lomira, and surrounding Wisconsin communities, opening a branch in Lomira in 2025.
- Headquarters
- 730 N Margaret St, Markesan, WI 53946
- FDIC certificate
- 10004 ↗
Branches
6 branches in Wisconsin
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Wisconsin
6 branches
Sparta area · 3
- Kendall Branch102 E South Railroad St, Kendall, WI 54638Directions
- Norwalk Branch108 Main St, Norwalk, WI 54648Directions
- Wilton Branch406 Main Street, Wilton, WI 54670Directions
Beaver Dam area · 2
- 314 West State Street Branch314 West State Street, Fox Lake, WI 53933Directions
- Lomira Branch250 Main Street, Lomira, WI 53048Directions
Markesan area · 1
- Ergo BankMain office730 N Margaret St, Markesan, WI 53946Directions
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 | 8.42% | 10.98% | 13.00% or more |
| Troubled loansNoncurrent | 1.74% | 0.42% | 0.09% or less |
| ProfitabilityReturn on assets | 0.33% | 1.24% | 1.68% or more |
| LendingLoans per $100 deposited | $99 | $81 | — |
- CapitalLeverage ratio8.42%Peers’ middle 10.98% · Top 25% 13.00%+
- Troubled loansNoncurrent1.74%Peers’ middle 0.42% · Top 25% ≤0.09%
- ProfitabilityReturn on assets0.33%Peers’ middle 1.24% · Top 25% 1.68%+
- LendingLoans per $100 deposited$99Peers’ 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 Ergo Bank are confidential. These figures are what it reports to the FDIC each quarter, set beside its peers; they aren’t a rating.