Lake Ridge Bank
Middleton, Wisconsin, Dane County
$3.4B in total assets, the 393rd largest of 4,309 US banks and 8th of 155 headquartered in Wisconsin.
- FDIC certificate
- 15091
- Established
- 1908
- Owned by
- Lake Ridge Bcorp Inc
- Primary regulator
- FDIC
- Website
- www.lakeridge.bank
At a glance
Compared with 29 banks headquartered in Wisconsin with $1 billion to $10 billion in assets, as of June 30, 2026.
| Measure | This bank | Percentile | Peer range, middle 90% | Peer median |
|---|---|---|---|---|
| Total assets | $3.4B | 83% | $1.7B | |
| Loans | $2.5B | 83% | $1.3B | |
| Deposits | $2.8B | 86% | $1.4B | |
| Return on assets | 1.08% | 38% | 1.27% | |
| Net interest margin | 3.43% | 31% | 3.75% | |
| Efficiency ratio | 60.8% | 55% | 59.9% | |
| Equity to assets | 10.46% | 48% | 10.94% | |
| Loans to deposits | 88% | 21% | 94% |
Growth
Total assets grew 15.8% a year over the last 5 years and 15.4% a year over 10 years, including 2 acquisitions in the last 10 years.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Feb 2023 | Monona Bank Monona, WI, an affiliate under the same holding company | $1.2B |
| Jun 2019 | Union Bank & Trust Company Evansville, WI | $266M |
| May 2010 | The Black Earth State Bank Black Earth, WI | $44M |
| Dec 2006 | Independent Bank Verona, WI | $115M |
| Jul 2002 | Bank of Waunakee Waunakee, WI | $102M |
Where they operate
20 branches in 4 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Dane County, WI | $2.5B | 9.8% | 4 of 33 |
| Rock County, WI | $150M | 4.3% | 8 of 18 |
| Sauk County, WI | $50M | 2.0% | 12 of 13 |
| Green County, WI | $41M | 2.9% | 7 of 7 |
Deposits by branch from the FDIC Summary of Deposits, June 2026. Rank among all banks with branches in that county.
Branch history since 2016
Net gain of 11 branches since 2016 (9 to 20, +122.2%). 2 opened, 13 acquired, 4 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 9 | |||
| 2019 | Acquired Union Bank & Trust CompanyClosed Oregon | 5 | 1 | +4 | 13 |
| 2023 | Acquired Monona BankOpened Cross Plains, closed 3 in Wisconsin | 9 | 3 | +6 | 19 |
| 2025 | Opened Janesville | 1 | 0 | +1 | 20 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Commercial real estate | 32% | 32% | |
| Multifamily | 21% | 13% | |
| 1-4 family residential | 20% | 23% | |
| Business (C&I) | 9% | 12% | |
| Construction and land | 8% | 8% | |
| Farmland | 5% | 2% | |
| Agricultural | 1% | 4% | |
| Consumer | 1% | 3% | |
| Other | 3% | 3% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 70% | 51% | |
| Noninterest-bearing | 20% | 19% | |
| Time deposits | 10% | 30% |
Brokered deposits are 0.2% of deposits (peers 6.5%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 0.34% | 0.36% |
| Net charge-offs, annualized | 0.01% | 0.02% |
| Reserves to loans | 1.02% | 1.07% |
| Leverage ratio | 9.95% | 11.10% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in Wisconsin
Largest competitors in Dane County, WI
Figures as of June 30, 2026 from the bank's Call Report, FDIC structure and branch data, and the Federal Reserve. Short link: bankingstats.com/lake-ridge