Branch Network
Tri-County Bank Locations & Branches Brown City, Michigan
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Tri-County Bank operates 12 branches from its headquarters in Brown City, MI, .
Tri-County Bank branch network
All 12 branches are in MICHIGAN, across 11 cities. Brown City, MI has the most of its branches, 2. Its largest office by deposits is its main office in Brown City, MI, with $184.7M (33.8% of its branch deposits). It had the same number of branches on June 30, 2025.
Tri-County Bank at a glance
It reports no CET1 ratio; its Tier 1 leverage ratio was 13.56% at Q2 2026, above the 9% community bank leverage ratio requirement for being considered well capitalized.
- Total assets, Q2 2026
- $638.6M
- Tier 1 leverage ratio, Q2 2026
- 13.56%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1889
Full financial profile · Is Tri-County Bank safe? · Tri-County 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: Brown City, MI (2 branches) | 1 of 2 | 95.1% | $184.7M |
| State: MI (12 branches) | 36 of 95 | 0.2% | $545.6M |
Ranked by total assets among banks headquartered in the state: Largest banks in Michigan.
Share by county and metro area
Tri-County 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 |
|---|---|---|---|---|
| Sanilac, MI (4 branches) | 1 of 6 | 29.1% | $269.2M | $925.9M |
| Lapeer, MI (3 branches) | 5 of 7 | 8.7% | $138.4M | $1.59B |
| St. Clair, MI (2 branches) | 7 of 7 | 2.7% | $76.1M | $2.80B |
| Macomb, MI (1 branch) | 13 of 13 | 0.2% | $42.2M | $20.23B |
| Tuscola, MI (2 branches) | 6 of 6 | 3.3% | $19.7M | $589.3M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Detroit-Warren-Dearborn, MI (6 branches) | 20 of 37 | 0.1% | $256.7M | $178.42B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Tri-County Bank (main office) | Brown City, MI | 48416 | $184.7M |
| Yale Branch | Yale, MI | 48097 | $63.1M |
| Almont Branch | Almont, MI | 48003 | $61.2M |
| Imlay City Branch | Imlay City, MI | 48444 | $51.9M |
| Peck Branch | Peck, MI | 48466 | $50.5M |
| Romeo Branch | Romeo, MI | 48065 | $42.2M |
| Marlette Branch | Marlette, MI | 48453 | $34.0M |
| North Branch Office Branch | North Branch, MI | 48461 | $25.4M |
| Kingston Branch | Kingston, MI | 48741 | $14.3M |
| Capac Supermarket Branch | Capac, MI | 48014 | $13.0M |
| Cass City Branch | Cass City, MI | 48726 | $5.4M |
| Ben's Supermarket Branch | Brown City, MI | 48416 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 977) · FFIEC NIC profile (RSSD 695349)