Associated Bank, National Association
Green Bay, Wisconsin, Brown County
$51.8B in total assets, the 52nd largest of 4,309 US banks and 1st of 155 headquartered in Wisconsin.
- FDIC certificate
- 5296
- Established
- 1874
- Owned by
- Associated Banc-corp
- Primary regulator
- OCC
- Website
- www.associatedbank.com
At a glance
Compared with 132 US banks with $10 billion to $100 billion in assets, as of June 30, 2026.
| Measure | This bank | Percentile | Peer range, middle 90% | Peer median |
|---|---|---|---|---|
| Total assets | $51.8B | 86% | $22.4B | |
| Loans | $36.6B | 87% | $14.4B | |
| Deposits | $40.1B | 86% | $18.0B | |
| Return on assets | 1.11% | 32% | 1.30% | |
| Net interest margin | 3.12% | 23% | 3.62% | |
| Efficiency ratio | 57.7% | 64% | 55.1% | |
| Equity to assets | 10.35% | 32% | 11.60% | |
| Loans to deposits | 91% | 69% | 87% |
Growth
Total assets grew 8.7% a year over the last 5 years and 6.0% a year over 10 years, including 3 acquisitions in the last 10 years.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Apr 2026 | American National Bank Omaha, NE | $5.2B |
| Feb 2020 | The First National Bank in Staunton Staunton, IL | $549M |
| Jun 2018 | Bank Mutual Brown Deer, WI, an affiliate under the same holding company | $2.4B |
| Jun 2007 | The First National Bank of Hudson Woodbury, MN | $382M |
| Nov 2005 | State Financial Bank, National Association Hales Corners, WI | $1.7B |
| Jul 2005 | Associated Bank Minnesota, National Association Minneapolis, MN, an affiliate under the same holding company | $1.9B |
| Jul 2005 | Associated Bank Chicago Chicago, IL, an affiliate under the same holding company | $786M |
| Feb 2005 | First Federal Capital Bank La Crosse, WI, an affiliate under the same holding company | $4.1B |
| Nov 2003 | Associated Bank Illinois, National Association Rockford, IL, an affiliate under the same holding company | $2.7B |
| Sep 2003 | Associated Card Services Bank, National Association Stevens Point, WI, an affiliate under the same holding company | $27M |
| May 2001 | Associated Bank Lakeshore, National Association Manitowoc, WI, an affiliate under the same holding company | $610M |
| May 2001 | Associated Bank North Wausau, WI, an affiliate under the same holding company | $1.5B |
| May 2001 | Associated Bank South Central Madison, WI, an affiliate under the same holding company | $975M |
| Apr 2001 | Associated Bank Milwaukee Milwaukee, WI, an affiliate under the same holding company | $2.9B |
| Apr 2001 | Associated Bank, National Association Neenah, WI, an affiliate under the same holding company | $777M |
| Jun 1999 | Citizens Bank, National Association Shawano, WI, an affiliate under the same holding company | $152M |
| Jul 1993 | Farmers State Bank Pound, WI, an affiliate under the same holding company | $72M |
| Jan 1993 | First National Bank of Sturgeon Bay Sturgeon Bay, WI, an affiliate under the same holding company | $59M |
| Jan 1989 | Associated De Pere Bank De Pere, WI, an affiliate under the same holding company | $98M |
Where they operate
216 branches in 72 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Brown County, WI | $7.3B | 53.3% | 1 of 16 |
| Milwaukee County, WI | $5.8B | 10.8% | 4 of 27 |
| Cook County, IL | $3.5B | 0.7% | 17 of 90 |
| Dane County, WI | $2.8B | 10.6% | 3 of 33 |
| Douglas County, NE | $2.3B | 6.8% | 4 of 43 |
| Waukesha County, WI | $1.8B | 9.4% | 4 of 34 |
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 loss of 8 branches since 2016 (224 to 216, −3.6%). 29 opened, 73 acquired, 110 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 224 | |||
| 2016 | Opened 5 in 2 statesClosed Brookfield and Madison | 5 | 2 | +3 | 227 |
| 2017 | Closed 4 in Wisconsin | 0 | 4 | −4 | 223 |
| 2018 | Acquired Bank MutualClosed 10 in 2 states | 31 | 10 | +21 | 244 |
| 2019 | Opened 22 in WisconsinClosed 13 in 2 states | 22 | 13 | +9 | 253 |
| 2020 | Acquired The First National Bank in StauntonOpened Oshkosh, closed 26 in 2 states | 8 | 26 | −18 | 235 |
| 2021 | Sold 2 branches to Royal BankSold 1 branch to Morton Community Bank, closed 14 in 2 states | 0 | 17 | −17 | 218 |
| 2022 | Closed 13 in 2 states | 0 | 13 | −13 | 205 |
| 2023 | Closed 7 in 2 states | 0 | 7 | −7 | 198 |
| 2024 | Closed 8 in 2 states | 0 | 8 | −8 | 190 |
| 2025 | Opened Saint LouisClosed 5 in 3 states | 1 | 5 | −4 | 186 |
| 2026 through Q2 | Acquired American National BankClosed 5 in 3 states | 35 | 5 | +30 | 216 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Business (C&I) | 26% | 17% | |
| 1-4 family residential | 21% | 21% | |
| Commercial real estate | 15% | 25% | |
| Consumer | 12% | 10% | |
| Construction and land | 7% | 6% | |
| Multifamily | 7% | 8% | |
| Other | 11% | 13% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 61% | 62% | |
| Time deposits | 22% | 18% | |
| Noninterest-bearing | 18% | 20% |
Brokered deposits are 12.3% of deposits (peers 7.2%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 0.41% | 0.63% |
| Net charge-offs, annualized | 0.17% | 0.14% |
| Reserves to loans | 1.21% | 1.14% |
| Leverage ratio | 8.40% | 10.26% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in Wisconsin
Largest competitors in Brown 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/associated-bank-green-bay-wi