$2.2B
total assets, June 30, 2026
Isabella Bank is a state member bank based in Mount Pleasant, MI, owned by Isabella Bank Corporation (ISBA). As of June 30, 2026 it held $2.2 billion in assets and $1.8 billion in deposits; assets were up 2.9% from a year before. It has 31 branches.
Updated Oct 11, 2026 · numbers as of June 30, 2026
Total assets
$2.2B
+2.9% in a year · -1.5% in a quarter
Deposits
$1.8B
-1.8% in a year · -2.4% in a quarter
Loans
$1.6B
+13.8% in a year · +2.0% in a quarter
Profit so far
$11.9M
Jan 1 to Jun 30, 2026 · +15.3% in a year
Capital ratio
8.93%
+0.10 pts in a year
Return on assets
1.10%
+0.09 pts in a year
Facts
- Type
- State member bank
- Head office
- 139 E Broadway St, Mount Pleasant, MI, 48858
- County
- Isabella
- Holding company
- Isabella Bank Corporation (ISBA)
- Established
- Jul 1, 1903
- Employees
- 373
- Branches
- 31
- Website
- www.isabellabank.com
- Id
- b1005
Quarter by quarter
March 31, 1984 to June 30, 2026
Assets, deposits and loans
Each quarter end, US dollars
Profit by quarter
Net income of each quarter, the last 12
Ratios
Percent. Return on assets and net interest margin are yearly rates.
Branches
31 offices as of June 30, 2026, holding $1.8 billion in deposits
Branch map
Every branch, sized by its deposits
| State | Branches | Deposits | Share |
|---|---|---|---|
| Michigan | 31 | $1.8B | 100.0% |
| Largest branches | Place | Deposits |
|---|---|---|
| Isabella Bank (main office) | Mount Pleasant, MI | $216M |
| Pickard Street Branch | Mount Pleasant, MI | $185M |
| South Mission Street Branch | Mount Pleasant, MI | $126M |
| Clare Branch | Clare, MI | $108M |
| Greenville Branch | Greenville, MI | $108M |
| Canadian Lakes Branch | Canadian Lakes, MI | $97.1M |
| West High Street Branch | Mount Pleasant, MI | $88.4M |
| Breckenridge Branch | Breckenridge, MI | $81.8M |
| Midland East Branch | Midland, MI | $75.7M |
| Farwell Branch | Farwell, MI | $64.7M |
Related pages
Questions and answers
How big is Isabella Bank?
$2.2 billion in total assets and $1.8 billion in deposits as of June 30, 2026, with assets up 2.9% from a year before. Its loans were $1.6 billion.
How many branches does Isabella Bank have?
31 branches in Michigan as of June 30, 2026.
Is Isabella Bank profitable?
Yes: it earned $11.9 million from January 1 to June 30, 2026 (up 15.3% from the same months a year before). Its return on assets was 1.10% a year; about 1% is typical.
Who owns Isabella Bank?
Isabella Bank is owned by Isabella Bank Corporation, its holding company, which is listed as ISBA.
Official public data from the reports every insured bank files each quarter. Profit so far runs from January 1 to the quarter end. Branch deposits are counted once a year, as of June 30. New quarters appear about two months after the quarter ends.