Security Financial Bank
Durand, Wisconsin, Pepin County
$1.0B in total assets, the 1,034th largest of 4,309 US banks and 29th of 155 headquartered in Wisconsin.
- FDIC certificate
- 14222
- Established
- 1934
- Owned by
- Security Finl Services Corp
- Primary regulator
- FED
- Website
- www.sfbank.com
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 | $1.0B | 10% | $1.8B | |
| Loans | $758M | 7% | $1.4B | |
| Deposits | $827M | 14% | $1.5B | |
| Return on assets | 1.59% | 79% | 1.22% | |
| Net interest margin | 3.81% | 59% | 3.63% | |
| Efficiency ratio | 54.5% | 31% | 60.3% | |
| Equity to assets | 9.53% | 17% | 10.94% | |
| Loans to deposits | 92% | 38% | 94% |
Growth
Total assets grew 10.3% a year over the last 5 years and 9.8% a year over 10 years, including 2 acquisitions in the last 10 years.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Aug 2021 | Jackson County Bank Black River Falls, WI, an affiliate under the same holding company | $200M |
| Jul 2018 | Pioneer Bank of Wisconsin Ladysmith, WI | $72M |
| Aug 2014 | Peoples State Bank of Bloomer Bloomer, WI, an affiliate under the same holding company | $117M |
Where they operate
8 branches in 6 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Pepin County, WI | $310M | 81.1% | 1 of 3 |
| Chippewa County, WI | $148M | 11.2% | 4 of 13 |
| Jackson County, WI | $126M | 54.5% | 1 of 3 |
| Rusk County, WI | $103M | 25.7% | 2 of 5 |
| Eau Claire County, WI | $97M | 4.0% | 8 of 16 |
| St. Croix County, WI | $43M | 2.1% | 10 of 13 |
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 4 branches since 2016 (4 to 8, +100.0%). 0 opened, 4 acquired, 0 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 4 | |||
| 2018 | Acquired Pioneer Bank of Wisconsin | 1 | 0 | +1 | 5 |
| 2021 | Acquired Jackson County Bank | 3 | 0 | +3 | 8 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Commercial real estate | 24% | 32% | |
| Farmland | 18% | 2% | |
| Business (C&I) | 18% | 12% | |
| 1-4 family residential | 15% | 23% | |
| Construction and land | 10% | 8% | |
| Agricultural | 9% | 4% | |
| Multifamily | 4% | 14% | |
| Consumer | 1% | 3% | |
| Other | 0% | 3% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 46% | 52% | |
| Time deposits | 34% | 29% | |
| Noninterest-bearing | 19% | 19% |
Brokered deposits are 7.4% of deposits (peers 6.2%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 1.44% | 0.34% |
| Net charge-offs, annualized | 0.05% | 0.01% |
| Reserves to loans | 1.44% | 1.05% |
| Leverage ratio | 9.67% | 11.10% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in Wisconsin
Largest competitors in Pepin 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/banks/security-financial-bank-durand-wi