Branch Network
Mayville State Bank Locations & Branches Mayville, Michigan
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Mayville State Bank operates 2 branches from its headquarters in Mayville, MI, .
Mayville State Bank branch network
Both branches are in MICHIGAN, across 2 cities. Its largest office by deposits is its main office in Mayville, MI, with $62.4M (73.4% of its branch deposits). It had the same number of branches on June 30, 2025.
Mayville State Bank at a glance
It reports no CET1 ratio; its Tier 1 leverage ratio was 11.72% at Q2 2026, above the 9% community bank leverage ratio requirement for being considered well capitalized.
- Total assets, Q2 2026
- $94.6M
- Tier 1 leverage ratio, Q2 2026
- 11.72%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1885
Full financial profile · Is Mayville State Bank safe? · Mayville State Bank 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: Mayville, MI (1 branch) | 1 of 1 | 100.0% | $62.4M |
| State: MI (2 branches) | 87 of 95 | <0.1% | $85.0M |
Ranked by total assets among banks headquartered in the state: Largest banks in Michigan.
Share by county and metro area
Mayville State Bank'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 |
|---|---|---|---|---|
| Tuscola, MI (2 branches) | 3 of 6 | 14.4% | $85.0M | $589.3M |
Metro area share: not on file. None of this bank's branches sit in a metropolitan or micropolitan area in the FDIC branch directory.
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Mayville State Bank (main office) | Mayville, MI | 48744 | $62.4M |
| Millington Branch | Millington, MI | 48746 | $22.6M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 12899) · FFIEC NIC profile (RSSD 358448)