First Dakota National Bank
Yankton, South Dakota, Yankton County
$3.4B in total assets, the 390th largest of 4,309 US banks and 8th of 58 headquartered in South Dakota.
- FDIC certificate
- 4028
- Established
- 1872
- Owned by
- First Dakota Financial Corp
- Primary regulator
- OCC
- Website
- www.firstdakota.com
At a glance
Compared with 16 banks headquartered in South Dakota 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 | $3.4B | 69% | $2.1B | |
| Loans | $2.9B | 75% | $1.6B | |
| Deposits | $3.0B | 75% | $1.7B | |
| Return on assets | 1.59% | 62% | 1.38% | |
| Net interest margin | 4.03% | 56% | 3.94% | |
| Efficiency ratio | 54.5% | 31% | 60.6% | |
| Equity to assets | 9.82% | 44% | 10.60% | |
| Loans to deposits | 97% | 87% | 87% |
Growth
Total assets grew 6.9% a year over the last 5 years and 9.0% a year over 10 years, without acquisitions.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Jan 2016 | Dakota State Bank Blunt, SD, an affiliate under the same holding company | $42M |
| Jan 2013 | BANK 360 Beresford, SD | $37M |
| Jul 2009 | BANKFIRST Sioux Falls, SD | $211M |
| Apr 1993 | The McCook County National Bank of Salem Salem, SD, an affiliate under the same holding company | $41M |
| May 1988 | The American State Bank Yankton, SD | $62M |
Where they operate
17 branches in 11 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Minnehaha County, SD | $860M | 0.2% | 7 of 26 |
| Yankton County, SD | $744M | 56.8% | 1 of 7 |
| Davison County, SD | $321M | 27.7% | 1 of 8 |
| Brule County, SD | $250M | 65.8% | 1 of 3 |
| Lincoln County, SD | $194M | 0.0% | 7 of 26 |
| Hughes County, SD | $186M | 11.2% | 4 of 5 |
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 1 branch since 2016 (16 to 17, +6.2%). 2 opened, 1 acquired, 2 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 16 | |||
| 2016 | Acquired Dakota State BankOpened Pierre and Sioux Falls | 3 | 0 | +3 | 19 |
| 2019 | Closed Blunt | 0 | 1 | −1 | 18 |
| 2022 | Closed Oacoma | 0 | 1 | −1 | 17 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Commercial real estate | 38% | 23% | |
| Farmland | 18% | 6% | |
| 1-4 family residential | 14% | 12% | |
| Business (C&I) | 13% | 18% | |
| Agricultural | 6% | 9% | |
| Construction and land | 6% | 7% | |
| Multifamily | 4% | 8% | |
| Consumer | 1% | 13% | |
| Other | 1% | 4% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 69% | 41% | |
| Time deposits | 19% | 26% | |
| Noninterest-bearing | 13% | 33% |
Brokered deposits are 1.7% of deposits (peers 8.4%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 0.32% | 0.87% |
| Net charge-offs, annualized | -0.00% | 0.23% |
| Reserves to loans | 1.12% | 1.25% |
| Leverage ratio | 10.40% | 10.35% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in South Dakota
Largest competitors in Minnehaha County, SD
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/first-dakota