Mound City Bank: how it compares with its peers
Against 80 WI banks with half to twice its assets, Mound City Bank's strongest measure in Q2 2026 is return on assets (1.67% vs. a 1.28% peer median). Its weakest relative measure is net interest margin (3.74% vs. 3.78%).
| Measure | Mound City Bank | Peer median | Rank |
|---|---|---|---|
| Return on assets Annualized net income over average assets. | 1.67% | 1.28% | Top third Ahead of 75% of peers |
| Net interest margin Annualized net interest income over earning assets. | 3.74% | 3.78% | Middle third Ahead of 45% of peers |
| Efficiency ratio Noninterest expense per dollar of revenue. Lower is better. | 54.61% | 59.21% | Top third Ahead of 68% of peers |
| Assets per employee Total assets over full-time-equivalent staff. | $7.3M | $7.6M | Middle third Ahead of 46% of peers |
| Loans to deposits Net loans and leases over total deposits. | 91.52% | 86.69% | Context |
What it means for lending operations
Its efficiency ratio of 54.61% is better than the 59.21% 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
- Premier Community Bank Marion, WI · $552M
- Northwestern Mutual Wealth Management Milwaukee, WI · $558M
- First State Bank New London, WI · $558M
- Capitol Bank Madison, WI · $565M
- Bank of Lake Mills Lake Mills, WI · $534M
- Baraboo State Bank Baraboo, WI · $570M
Questions about Mound City Bank
How big is Mound City Bank?
Mound City Bank, established in 1915, is headquartered in Platteville, WI. It reported $551M in total assets in its Q2 2026 FDIC call report and operates 6 offices.
What is Mound City Bank's return on assets?
1.67% annualized in Q2 2026, against a 1.28% median for 80 WI banks with half to twice its assets, ahead of 75% of them.
What is Mound City Bank's efficiency ratio?
54.61% in Q2 2026: it spent about 55 cents in noninterest expense for each dollar of revenue. The peer median is 59.21%, and lower is better.
Is Mound City Bank growing its loans?
Net loans grew 9.3% over the year to Q2 2026, while deposits grew 4.8%.
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.