Great Plains Bank
Eureka, SD
IDRSSD: 589158
Total Assets
$154.49M
Latest filing
Total Deposits
$123.15M
Latest filing
Net Interest Margin
4.39%
Profitability
Key People
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Locations
Main office and branches. Select to view on the map.
Main Office
Great Plains Bank
702 7th St
Eureka, SD 57437
Full Service - Brick and Mortar
Updated 01/30/2026Established 10/23/1920FDIC Certificate 365
Branches (2)
Page 1 of 1| Name | Address | City / State |
|---|---|---|
| Great Plains Bank (Main) | 702 7th St | Eureka, SD |
| EDEN BRANCH | 402 Broadway Ave | Eden, SD |
| ABERDEEN BRANCH | 3915 6th Ave Se | Aberdeen, SD |
Showing 2 of 2
Quarterly Trends
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Total Assets vs Total Liabilities
Loans & Leases vs Deposits
Interest Income vs Expense
Net Interest Income
Noninterest Expense vs Income
Net Income
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Institution Profile
| Institution Class | Commercial bank, state charter, Fed non-member, and supervised by the FDIC |
| Primary Regulator | FDIC |
| Established Date | 10/23/1920 |
| Community Bank | Yes |
| Ownership Type | Not Mutual |
| ZIP | 57437 |
| State and County Number | 46089 |
| Subchapter S Corporations | Yes |
| Trust Powers | N/A |
| Federal Reserve ID Number | 09 |
| Numeric code | 21 |
| Insured by FDIC | Institutions that are currently open and insured by the FDIC |
| Federal Reserve District | Kansas City |
| Core Based Statistical Area Name | N/A |
Operational Info
| Number of Employees | 21 |
| Domestic Offices | 3 |
| Foreign Offices | 0 |
| US Offices | 0 |
| Directly owned by another bank (CERT) | No |
| Last Structure Change Effective Date | 06/30/2024 |
| Date of Deposit Insurance | 01/01/1934 |
| Primary Insurance Agency | DIF |
| Website | www.greatplainsbank.com |
| Data Updated | 01/30/2026 |
| CERT | 505 |
| Office of The Comptroller District: | — |
| Office of Thrift Supervision Region | N/A |
Financial Summary
| Total Assets | $154.49M |
| Total Deposits | $123.15M |
| Total Liabilities | $128.21M |
| Total Equity Capital | $26.28M |
| Net Income | $537.00k |
| Net Loans and Leases | $111.06M |
| Assets Per Employee ($Millions) | $7.36M |
| Bank Premises and Fixed Assets | $1.00M |
| Cash and Balances due from Depository Institutions | $4.32M |
| Deposits Held in Domestic Offices | $123.15M |
Key Performance Ratios
| Return on Assets (ROA) | 1.41% |
| Return on Equity (ROE) | 8.17% |
| Net Interest Margin | 4.39% |
| Efficiency Ratio | 57.42% |
| Tier 1 Risk-Based Capital Ratio | 0% |
| Net Loans and Leases to Core Deposits | 0% |
| Credit Loss Provision to Assets | 0.13% |
| Cash Dividends to Net Income (YTD Only) | 0% |
| Equity Capital to Assets | 17.012% |
| Earning Assets to total Assets | 94.99% |
Income and Expense
| Total Interest Income | $2.24M |
| Total Noninterest Income | $21.00k |
| Total Interest Expense | $661.00k |
| Total Noninterest Expense | $921.00k |
| Net Interest Income | $1.58M |
| Pre-tax Net Operating Income | $633.00k |
| Provision for Credit Losses | $50.00k |
| Discontinued Operations (Extraordinary Gains - Net) | $0 |
Additional Financial Info
| Goodwill and Other Intangibles | $0 |
| All Other Assets | — |
| Other Real Estate Owned | $0 |
| Other borrowed funds | $0 |
| Federal Funds Sold & Reverse Repurchase Agreement | $0 |
| Federal Funds Purchased and Repurchased Agreement | $1.80M |
| All Other Liabilities | $3.26M |
| Total Liabilities and Capital | $154.49M |
Securities
| Securities | $34.94M |
| Available-for-sale debt securities | $28.78M |
| Equity securities with readily determinable fair values not held for trading | — |
| Held-to-maturity securities | $6.07M |
| Subordinated Debt | $0 |
| Trading Account Assets | $0 |
| Trading Liabilities | $0 |
Frequently Asked Questions
What are the total assets of Great Plains Bank?
$154.49M as of the latest filing.
How much are Great Plains Bank's total deposits?
$123.15M in total deposits.
Where is Great Plains Bank located?
Eureka, SD.
What is the Net Interest Margin?
4.39%.
How many domestic offices does it operate?
3.
When was it established?
10/23/1920.
What is the Return on Assets (ROA)?
1.41%.
How much are total loans and leases?
$111.06M (latest filing).
What is the total interest income (latest filing)?
$2.24M.