Total Assets
$154M
Total balance-sheet footings
2026 data FDIC sourced Public-data reference.
Great Plains Bank — FDIC Bank Health Profile
Eureka, South Dakota · Est. 1920. Free, sourced from the FDIC BankFind Suite — refreshed each quarter and cross-checked against the FDIC Call Report.
State chartered State member bank FDIC Cert #505 Kansas City Region
D
Health grade
Weak
Score: 40/100
Basel III capital ratios — Great Plains Bank
Total Deposits
$123M
Customer-funded liabilities
Net Loans
$111M
Outstanding loan book
Net Income
$4M
Bottom-line earnings
Safety Metrics
Tier 1 capital ratio
Well-capitalized 10%
0.00% of risk-weighted assets — below the federal "well-capitalized" threshold of 10%.
Tier 1 Capital Ratio
Core capital ÷ risk-weighted assets. Well-capitalized: ≥10%
0.00%
Texas Ratio
Non-performing loans ÷ equity. Danger zone: >100%
—
Equity Capital
Tangible book value as a capital buffer
$26M
Profitability Metrics
Return on Assets (ROA)
Net income ÷ assets. Healthy: ≥1%
2.71%
Return on Equity (ROE)
Net income ÷ equity. Industry avg: ~10%
16.00%
Efficiency Ratio
Operating costs ÷ revenue. Efficient: <60%
39.18%
Income & Expense Breakdown
$10M
Interest Income
$109K
Non-Interest Income
$3M
Non-Interest Expense
FDIC Deposit Insurance
Great Plains Bank is FDIC-insured (Certificate #505). Your deposits are protected up to $250,000 per depositor, per account category regardless of this bank's health grade.
What the Numbers Say About Great Plains Bank
Great Plains Bank is an FDIC-insured institution (Certificate #505) headquartered in Eureka, South Dakota, established in 1920. The bank currently holds $154M in total assets and $123M in customer deposits, with $111M deployed as loans. It operates as a State chartered (State member bank) within the FDIC Kansas City region. These figures come directly from the bank's quarterly FDIC Call Report and reflect the balance sheet as of the latest regulatory filing.
On safety metrics, Great Plains Bank reports a Tier 1 Capital Ratio of 0.00% — below the 6% "adequately capitalized" minimum set by federal regulators and a Texas Ratio of —. Equity capital stands at $26M, serving as the tangible buffer against loan losses. On profitability, the bank posted a Return on Assets of 2.71% and a Return on Equity of 16.00%, with an Efficiency Ratio of 39.18% — below the 60% mark considered efficient for the industry. The combined picture yields a PlainBankData health grade of D (40/100), a composite score that blends all four dimensions.
Not financial advice. This page summarizes public FDIC Call Report data for informational purposes only. Health grades are our interpretation of regulatory filings and are not official FDIC ratings, endorsements, or predictions. Regardless of grade, every dollar on deposit at Great Plains Bank is protected by FDIC insurance up to $250,000 per depositor, per ownership category — even if the bank were to fail. For decisions about where to hold deposits, consult a qualified financial professional and verify the latest figures directly at the FDIC's BankFind Suite.
Top 5 banks in South Dakota by total assets
Source: FDIC BankFind Suite — Call Report (FFIEC 031/041) + CRA performance data Great Plains Bank (FDIC Cert #505) — Tier 1 capital ratio, total assets, deposits, CRA rating · 2025 FDIC Call Reports filed quarterly; latest publicly-available vintage shown. Health grades are PlainBankData's interpretation of regulatory filings and are not official FDIC ratings.
Other Banks in South Dakota
All South Dakota banks →| Bank | Assets | Grade | ROA |
|---|---|---|---|
| Citibank, National Association Sioux Falls | $1.8T | C | 0.85% |
| Wells Fargo Bank, National Association Sioux Falls | $1.8T | B | 1.41% |
| The Bancorp Bank, National Association Sioux Falls | $9.3B | B | 2.81% |
| Pathward, National Association Sioux Falls | $7.6B | B | 2.65% |
| Dacotah Bank Aberdeen | $4.8B | C | 1.01% |
| First Bank & Trust Brookings | $4.7B | F | 1.02% |
| First PREMIER Bank Sioux Falls | $4.2B | B | 1.67% |
| First Dakota National Bank Yankton | $3.2B | C | 1.38% |
Frequently Asked Questions
What is Great Plains Bank's health grade? ▼
Great Plains Bank receives a health grade of D (40/100) based on four FDIC financial metrics: Tier 1 Capital Ratio (40%), Return on Assets (25%), Texas Ratio (20%), and Efficiency Ratio (15%). This bank shows notable financial weaknesses. Your deposits remain FDIC-insured up to $250,000.
How large is Great Plains Bank? ▼
Great Plains Bank holds $154M in total assets and $123M in deposits. It is headquartered in Eureka, South Dakota.
Is my money safe at Great Plains Bank? ▼
Yes. Great Plains Bank is FDIC-insured (Certificate #505). Your deposits are protected up to $250,000 per depositor, per account category, regardless of the bank's health grade. If a bank fails, the FDIC typically makes insured deposits available within one business day.
What is Great Plains Bank's Tier 1 Capital Ratio? ▼
Great Plains Bank has a Tier 1 Capital Ratio of 0.00%. The federal "well-capitalized" threshold is 10%. This bank is below the 6% minimum for "adequately capitalized" status.
How efficient is Great Plains Bank? ▼
Great Plains Bank has an Efficiency Ratio of 39.18%. Below 60% is considered efficient — the bank converts a strong share of revenue into profit. This metric compares non-interest expenses to total revenue.
Bank Safety Guides
Related Data Sources
Data from the FDIC BankFind Suite API. Financial data as of Q4 2025.
Related
Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBankData Editorial
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FDIC BankFind Suite. Consult a qualified professional before making decisions based on this data.
Read our methodology — how this data is sourced, computed, and verified.