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Bank of Ann Arbor Locations & Branches Ann Arbor, Michigan
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Bank of Ann Arbor operates 18 branches from its headquarters in Ann Arbor, MI, .
Bank of Ann Arbor branch network
All 18 branches are in MICHIGAN, across 11 cities. Ann Arbor, MI has the most of its branches, 4. Its largest office by deposits is its main office in Ann Arbor, MI, with $937.1M (33.0% of its branch deposits). On June 30, 2025 it had 17 branches, 1 fewer than in 2026.
Bank of Ann Arbor at a glance
Its CET1 capital ratio was 14.27% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $3.50B
- CET1 ratio, Q2 2026
- 14.27%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1996
Full financial profile · Is Bank of Ann Arbor safe? · Bank of Ann Arbor call report · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Ann Arbor, MI (4 branches) | 2 of 14 | 16.1% | $1.47B |
| State: MI (18 branches) | 14 of 95 | 0.9% | $2.84B |
Ranked by total assets among banks headquartered in the state: Largest banks in Michigan.
Share by county and metro area
Bank of Ann Arbor's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Washtenaw, MI (6 branches) | 2 of 15 | 13.5% | $1.61B | $11.92B |
| Livingston, MI (9 branches) | 4 of 12 | 13.9% | $605.4M | $4.35B |
| Oakland, MI (2 branches) | 13 of 29 | 0.6% | $413.9M | $74.48B |
| Wayne, MI (1 branch) | 10 of 15 | 0.3% | $212.4M | $74.97B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Ann Arbor, MI (6 branches) | 2 of 15 | 13.5% | $1.61B | $11.92B |
| Detroit-Warren-Dearborn, MI (12 branches) | 9 of 37 | 0.7% | $1.23B | $178.42B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Bank of Ann Arbor (main office) | Ann Arbor, MI | 48104 | $937.1M |
| Woodward Branch | Birmingham, MI | 48009 | $402.2M |
| Ellsworth Road Branch | Ann Arbor, MI | 48108 | $281.6M |
| Plymouth Branch | Plymouth, MI | 48170 | $212.4M |
| Stadium Branch | Ann Arbor, MI | 48103 | $205.0M |
| Howell Branch | Howell, MI | 48843 | $197.3M |
| Challis Road Branch | Brighton, MI | 48116 | $112.2M |
| Saline Mi Branch | Saline, MI | 48176 | $73.7M |
| Hartland Branch | Hartland, MI | 48353 | $69.3M |
| Fowlerville Branch | Fowlerville, MI | 48836 | $65.0M |
| Ypsilanti Branch | Ypsilanti, MI | 48197 | $62.9M |
| Genoa Branch | Howell, MI | 48843 | $53.4M |
| Plymouth Road Branch | Ann Arbor, MI | 48105 | $51.1M |
| Vg's In-Store Branch | Howell, MI | 48843 | $40.9M |
| M-36 Branch | Whitmore Lake, MI | 48189 | $35.8M |
| Brighton Township Branch | Brighton, MI | 48116 | $31.6M |
| Farmington Hills Branch | Farmington Hills, MI | 48334 | $11.7M |
| Drive-In Branch | Howell, MI | 48843 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 34120) · FFIEC NIC profile (RSSD 2390929)