Branch Network
TS Bank Locations & Branches Treynor, Iowa
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TS Bank operates 7 branches from its headquarters in Treynor, IA, .
TS Bank branch network
All 7 branches are in IOWA, across 6 cities. Council Bluffs, IA has the most of its branches, 2. Its largest office by deposits is its main office in Treynor, IA, with $222.3M (57.4% of its branch deposits). On June 30, 2025 it had 8 branches, 1 more than in 2026.
TS Bank at a glance
Its CET1 capital ratio was 12.81% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $432.7M
- CET1 ratio, Q2 2026
- 12.81%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Established
- 1923
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: Treynor, IA (1 branch) | 1 of 1 | 100.0% | $222.3M |
| State: IA (7 branches) | 74 of 261 | 0.3% | $387.4M |
Ranked by total assets among banks headquartered in the state: Largest banks in Iowa.
Share by county and metro area
TS 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 |
|---|---|---|---|---|
| Pottawattamie, IA (4 branches) | 3 of 13 | 11.8% | $296.2M | $2.51B |
| Adams, IA (1 branch) | 1 of 3 | 52.8% | $71.7M | $135.8M |
| Cass, IA (1 branch) | 7 of 7 | 0.9% | $12.5M | $1.45B |
| Story, IA (1 branch) | 21 of 21 | 0.2% | $7.0M | $3.10B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Omaha-Council Bluffs, NE-IA (4 branches) | 20 of 77 | 0.7% | $296.2M | $42.59B |
| Ames, IA (1 branch) | 26 of 26 | 0.2% | $7.0M | $3.83B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| TS Bank (main office) | Treynor, IA | 51575 | $222.3M |
| Corning Br | Corning, IA | 50841 | $71.7M |
| Treynor State Bank | Council Bluffs, IA | 51501 | $39.0M |
| Downtown Council Bluffs, Ia | Council Bluffs, IA | 51503 | $33.3M |
| TS Bank (main office) | Atlantic, IA | 50022 | $12.5M |
| Ames Branch | Ames, IA | 50010 | $7.0M |
| Macedonia Branch | Macedonia, IA | 51549 | $1.6M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 14812) · FFIEC NIC profile (RSSD 552545)