Bank of Lake Mills: how it compares with its peers
Against 80 WI banks with half to twice its assets, Bank of Lake Mills's strongest measure in Q2 2026 is net interest margin (6.96% vs. a 3.78% peer median). Its weakest relative measure is efficiency ratio (52.39% vs. 59.64%).
| Measure | Bank of Lake Mills | Peer median | Rank |
|---|---|---|---|
| Return on assets Annualized net income over average assets. | 2.30% | 1.28% | Top third Ahead of 89% of peers |
| Net interest margin Annualized net interest income over earning assets. | 6.96% | 3.78% | Top third Ahead of 100% of peers |
| Efficiency ratio Noninterest expense per dollar of revenue. Lower is better. | 52.39% | 59.64% | Top third Ahead of 75% of peers |
| Assets per employee Total assets over full-time-equivalent staff. | $13.7M | $7.5M | Top third Ahead of 93% of peers |
| Loans to deposits Net loans and leases over total deposits. | 106.31% | 86.11% | Context |
What it means for lending operations
Its efficiency ratio of 52.39% is better than the 59.64% peer median. Banks that already run lean usually find their next gains in loan growth: faster digital applications and fewer borrowers abandoning a slow document chase.
Banks closest in size
- First Citizens State Bank Whitewater, WI · $525M
- Coulee Bank La Crosse, WI · $524M
- Woodford State Bank Monroe, WI · $523M
- Mound City Bank Platteville, WI · $551M
- State Bank of Chilton Chilton, WI · $517M
- Premier Community Bank Marion, WI · $552M
Questions about Bank of Lake Mills
How big is Bank of Lake Mills?
Bank of Lake Mills, established in 1893, is headquartered in Lake Mills, WI. It reported $534M in total assets in its Q2 2026 FDIC call report and operates 2 offices.
What is Bank of Lake Mills's return on assets?
2.30% annualized in Q2 2026, against a 1.28% median for 80 WI banks with half to twice its assets, ahead of 89% of them.
What is Bank of Lake Mills's efficiency ratio?
52.39% in Q2 2026: it spent about 52 cents in noninterest expense for each dollar of revenue. The peer median is 59.64%, and lower is better.
Is Bank of Lake Mills growing its loans?
Net loans grew 43.8% over the year to Q2 2026, while deposits grew 32.6%.
Sources and method
Figures are from the FDIC’s public call report data for the quarter ending 06/30/2026, via FDIC BankFind. Return on assets and net interest margin are annualized year to date. Peers are WI banks with half to twice its assets in the same quarter, excluding this bank. The page refreshes daily, so new quarters appear as banks file. Compare another bank or see every Wisconsin bank ranked.