Bank of Prairie du Sac: how it compares with its peers
Against 59 WI banks with half to twice its assets, Bank of Prairie du Sac's strongest measure in Q2 2026 is assets per employee ($14.6M vs. a $7.6M peer median). Its weakest relative measure is net interest margin (3.00% vs. 3.75%).
| Measure | Bank of Prairie du Sac | Peer median | Rank |
|---|---|---|---|
| Return on assets Annualized net income over average assets. | 1.57% | 1.26% | Top third Ahead of 69% of peers |
| Net interest margin Annualized net interest income over earning assets. | 3.00% | 3.75% | Bottom third Ahead of 14% of peers |
| Efficiency ratio Noninterest expense per dollar of revenue. Lower is better. | 40.58% | 59.48% | Top third Ahead of 95% of peers |
| Assets per employee Total assets over full-time-equivalent staff. | $14.6M | $7.6M | Top third Ahead of 98% of peers |
| Loans to deposits Net loans and leases over total deposits. | 60.23% | 89.47% | Context |
What it means for lending operations
Its efficiency ratio of 40.58% is better than the 59.48% 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
- Fortifi Bank Berlin, WI · $750M
- Chippewa Valley Bank Hayward, WI · $736M
- WOODTRUST BANK Wisconsin Rapids, WI · $735M
- Dairy State Bank Rice Lake, WI · $730M
- Northwestern Bank Chippewa Falls, WI · $726M
- Bank of Luxemburg Luxemburg, WI · $723M
Questions about Bank of Prairie du Sac
How big is Bank of Prairie du Sac?
Bank of Prairie du Sac, established in 1916, is headquartered in Prairie Du Sac, WI. It reported $745M in total assets in its Q2 2026 FDIC call report and operates 2 offices.
What is Bank of Prairie du Sac's return on assets?
1.57% annualized in Q2 2026, against a 1.26% median for 59 WI banks with half to twice its assets, ahead of 69% of them.
What is Bank of Prairie du Sac's efficiency ratio?
40.58% in Q2 2026: it spent about 41 cents in noninterest expense for each dollar of revenue. The peer median is 59.48%, and lower is better.
Is Bank of Prairie du Sac growing its loans?
Net loans grew 6.1% over the year to Q2 2026, while deposits grew 16.7%.
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.