The First National Bank in Sioux Falls
Sioux Falls, SD · Owner: Minnehaha Banshares Inc
$2.1B
total assets, June 30, 2026
$2.1B
total assets, June 30, 2026
The First National Bank in Sioux Falls is a national bank based in Sioux Falls, SD, owned by Minnehaha Banshares Inc. As of June 30, 2026 it held $2.1 billion in assets and $1.8 billion in deposits; assets were up 7.3% from a year before. It has 18 branches.
Updated Oct 11, 2026 · numbers as of June 30, 2026
Total assets
$2.1B
+7.3% in a year · +0.7% in a quarter
Deposits
$1.8B
+10.3% in a year · +0.4% in a quarter
Loans
$1.6B
+9.6% in a year · +2.1% in a quarter
Profit so far
$12.1M
Jan 1 to Jun 30, 2026 · +42.4% in a year
Capital ratio
10.34%
-0.01 pts in a year
Return on assets
1.15%
+0.29 pts in a year
Facts
- Type
- National bank
- Head office
- 100 S Phillips Ave, Sioux Falls, SD, 57104
- County
- Minnehaha
- Holding company
- Minnehaha Banshares Inc
- Established
- Sep 8, 1885
- Employees
- 280
- Branches
- 18
- Website
- www.fnbsf.com
- Id
- b4016
Quarter by quarter
March 31, 1984 to June 30, 2026
Assets, deposits and loans
Each quarter end, US dollars
Profit by quarter
Net income of each quarter, the last 12
Ratios
Percent. Return on assets and net interest margin are yearly rates.
Branches
18 offices as of June 30, 2026, holding $1.8 billion in deposits
Branch map
Every branch, sized by its deposits
| State | Branches | Deposits | Share |
|---|---|---|---|
| South Dakota | 18 | $1.8B | 100.0% |
| Largest branches | Place | Deposits |
|---|---|---|
| The First National Bank In Sioux Falls (main office) | Sioux Falls, SD | $962M |
| Sioux Falls - Benson Road Office Branch | Sioux Falls, SD | $141M |
| Dell Rapids Branch | Dell Rapids, SD | $106M |
| Farmers State Bank Branch | Flandreau, SD | $94.3M |
| Brandon Branch | Brandon, SD | $92.2M |
| Harrisburg Branch | Harrisburg, SD | $87.0M |
| 57Th Street Branch | Sioux Falls, SD | $81.7M |
| South Louise Branch | Sioux Falls, SD | $76.3M |
| Western Mall Branch | Sioux Falls, SD | $68.3M |
| Baltic Branch | Baltic, SD | $26.5M |
Related pages
Questions and answers
How big is The First National Bank in Sioux Falls?
$2.1 billion in total assets and $1.8 billion in deposits as of June 30, 2026, with assets up 7.3% from a year before. Its loans were $1.6 billion.
How many branches does The First National Bank in Sioux Falls have?
18 branches in South Dakota as of June 30, 2026.
Is The First National Bank in Sioux Falls profitable?
Yes: it earned $12.1 million from January 1 to June 30, 2026 (up 42.4% from the same months a year before). Its return on assets was 1.15% a year; about 1% is typical.
Who owns The First National Bank in Sioux Falls?
The First National Bank in Sioux Falls is owned by Minnehaha Banshares Inc, its holding company.
Official public data from the reports every insured bank files each quarter. Profit so far runs from January 1 to the quarter end. Branch deposits are counted once a year, as of June 30. New quarters appear about two months after the quarter ends.