Ergo Bank
Headquarters: Markesan, Wisconsin
Overview
Ergo Bank is an FDIC-insured bank headquartered in Markesan, Wisconsin. It reported $263.06M in assets and $221.68M in deposits for the period ending March 31, 2026. Bankular currently lists 6 branch locations.
What Bankular checked
These dates identify the official records and review steps supporting this profile.
Quarterly change
What changed since the previous report
December 31, 2025 to March 31, 2026
These comparisons use consecutive official regulatory reporting periods. A change is descriptive and is not a recommendation or safety rating.
Financial indicators
Capital, profitability and credit quality
These are the latest reported capital, profitability and credit-quality measures available for this institution. Read the figures together rather than as a single safety rating.
Locations
Find a branch of Ergo Bank
Fox Lake Branch
314 West State Street, Fox Lake, Wisconsin, 53933
Full-service branch · Opened March 2, 1891
Kendall Branch
102 E South Railroad St, Kendall, Wisconsin, 54638
Full-service branch · Opened March 22, 2023
Lomira Branch
250 Main Street, Lomira, Wisconsin, 53048
Full-service branch · Opened June 30, 2025
Main Office
730 N Margaret St, Markesan, Wisconsin, 53946
Full-service branch · Opened January 20, 1910
Norwalk Branch
108 Main St, Norwalk, Wisconsin, 54648
Full-service branch · Opened March 25, 1933
Wilton Branch
406 Main Street, Wilton, Wisconsin, 54670
Full-service branch · Opened January 1, 2005
Financial overview
Latest reported figures
Through March 31, 2026
Financial trends
How the balance sheet has changed
Compare recent quarters to see the direction of assets, deposits and loans.
| Quarter | Assets | Deposits | Net loans | ROA |
|---|---|---|---|---|
| March 31, 2026 | $263.06M | $221.68M | $211.14M | 0.36% |
| December 31, 2025 | $261.03M | $219.56M | $203.40M | 0.64% |
| September 30, 2025 | $254.61M | $216.54M | $197.65M | 0.68% |
| June 30, 2025 | $245.76M | $209.94M | $196.29M | 0.76% |
| March 31, 2025 | $240.02M | $202.29M | $194.38M | 0.72% |
| December 31, 2024 | $243.48M | $208.98M | $192.70M | 0.61% |
| September 30, 2024 | $242.67M | $202.95M | $199.66M | 0.59% |
| June 30, 2024 | $232.56M | $188.45M | $192.88M | 0.65% |
Size and reach
How this institution compares
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More on Ergo Bank
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Branch locations
6 listed locations.
Explore →Compare this institution
Compare size, financial metrics, rates and access.
Explore →State banking market
Explore institutions and deposit-market context in Wisconsin.
Explore →Markesan banking market
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Explore →Rankings and research
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Explore →Sources and methodology
Review the official sources and reporting periods.
Explore →Frequently asked questions
Is Ergo Bank federally insured?
Yes. Bankular identifies this institution in FDIC records under certificate 10004.
Where is Ergo Bank headquartered?
Ergo Bank is headquartered in Markesan, Wisconsin, at 730 N Margaret St, Markesan, Wisconsin, 53946.
How large is Ergo Bank?
It reported $263.06M in assets and $221.68M in deposits for the period ending March 31, 2026.
How many locations does Ergo Bank have?
Bankular currently lists 6 branch locations for this institution.
Data sources and methodology
Bankular combines official regulatory records with institution-published product information. The detailed sources are available below for readers who want to verify a figure.