First Federal Savings Bank of Twin Falls
Twin Falls, Idaho, Twin Falls County
$1.4B in total assets, the 797th largest of 4,309 US banks and 4th of 10 headquartered in Idaho.
- FDIC certificate
- 28845
- Established
- 1916
- Owned by
- No holding company
- Primary regulator
- OCC
- Website
- www.BankFirstFed.com
At a glance
Compared with 901 US banks with $1 billion to $10 billion in assets, as of June 30, 2026.
| Measure | This bank | Percentile | Peer range, middle 90% | Peer median |
|---|---|---|---|---|
| Total assets | $1.4B | 30% | $2.0B | |
| Loans | $1.1B | 35% | $1.4B | |
| Deposits | $1.3B | 35% | $1.7B | |
| Return on assets | 1.10% | 39% | 1.23% | |
| Net interest margin | 4.01% | 68% | 3.71% | |
| Efficiency ratio | 67.8% | 74% | 59.1% | |
| Equity to assets | 9.72% | 36% | 10.38% | |
| Loans to deposits | 86% | 45% | 88% |
Growth
Total assets grew 5.2% a year over the last 5 years and 9.3% a year over 10 years, without acquisitions.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Mar 1981 | Guaranty Federal Savings and Loan Association Pocatello, ID | n/a |
Where they operate
14 branches in 6 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Twin Falls County, ID | $762M | 33.0% | 1 of 12 |
| Ada County, ID | $180M | 1.1% | 17 of 23 |
| Cassia County, ID | $135M | 16.4% | 2 of 7 |
| Minidoka County, ID | $90M | 27.3% | 2 of 3 |
| Jerome County, ID | $60M | 13.2% | 5 of 6 |
| Canyon County, ID | $24M | 0.8% | 17 of 18 |
Deposits by branch from the FDIC Summary of Deposits, June 2026. Rank among all banks with branches in that county.
Branch history since 2016
Net gain of 3 branches since 2016 (11 to 14, +27.3%). 3 opened, 0 acquired, 0 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 11 | |||
| 2019 | Opened Meridian | 1 | 0 | +1 | 12 |
| 2021 | Opened Meridian | 1 | 0 | +1 | 13 |
| 2024 | Opened Nampa | 1 | 0 | +1 | 14 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| 1-4 family residential | 53% | 25% | |
| Commercial real estate | 26% | 32% | |
| Construction and land | 13% | 8% | |
| Business (C&I) | 6% | 14% | |
| Consumer | 2% | 4% | |
| Multifamily | 1% | 8% | |
| Farmland | 0% | 3% | |
| Agricultural | 0% | 2% | |
| Other | 0% | 3% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 47% | 52% | |
| Noninterest-bearing | 27% | 21% | |
| Time deposits | 26% | 27% |
Brokered deposits are 0.0% of deposits (peers 6.2%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 0.01% | 0.51% |
| Net charge-offs, annualized | 0.01% | 0.04% |
| Reserves to loans | 0.97% | 1.15% |
| Leverage ratio | 10.43% | 10.52% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in Idaho
Largest competitors in Twin Falls County, ID
Figures as of June 30, 2026 from the bank's Call Report, FDIC structure and branch data, and the Federal Reserve. Short link: bankingstats.com/banks/first-federal-savings-bank-twin-falls-id