Great Plains Bank
Eureka, SD · Owner: Great Plains Bank Corp
$150M
total assets, June 30, 2026
$150M
total assets, June 30, 2026
Great Plains Bank is a state nonmember bank based in Eureka, SD, owned by Great Plains Bank Corp. As of June 30, 2026 it held $150.4 million in assets and $120.6 million in deposits; assets were up 3.6% from a year before. It has 3 branches.
Updated Oct 11, 2026 · numbers as of June 30, 2026
Total assets
$150M
+3.6% in a year · -0.6% in a quarter
Deposits
$121M
+3.3% in a year · -0.4% in a quarter
Loans
$110M
+3.8% in a year · -2.4% in a quarter
Profit so far
$1.4M
Jan 1 to Jun 30, 2026 · -44.7% in a year
Capital ratio
17.69%
+0.52 pts in a year
Return on assets
1.85%
-1.61 pts in a year
Facts
- Type
- State nonmember bank
- Head office
- 702 7th St, Eureka, SD, 57437
- County
- Mcpherson
- Holding company
- Great Plains Bank Corp
- Established
- Oct 23, 1920
- Employees
- 21
- Branches
- 3
- Website
- www.greatplainsbank.com
- Id
- b505
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
3 offices as of June 30, 2026, holding $120.6 million in deposits
Branch map
Every branch, sized by its deposits
| State | Branches | Deposits | Share |
|---|---|---|---|
| South Dakota | 3 | $121M | 100.0% |
| Largest branches | Place | Deposits |
|---|---|---|
| Aberdeen Branch | Aberdeen, SD | $49.1M |
| Great Plains Bank (main office) | Eureka, SD | $43.9M |
| Eden Branch | Eden, SD | $27.6M |
Related pages
Questions and answers
How big is Great Plains Bank?
$150.4 million in total assets and $120.6 million in deposits as of June 30, 2026, with assets up 3.6% from a year before. Its loans were $109.6 million.
How many branches does Great Plains Bank have?
3 branches in South Dakota as of June 30, 2026.
Is Great Plains Bank profitable?
Yes: it earned $1.41 million from January 1 to June 30, 2026 (down 44.7% from the same months a year before). Its return on assets was 1.85% a year; about 1% is typical.
Who owns Great Plains Bank?
Great Plains Bank is owned by Great Plains Bank Corp, 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.