Grinnell State Bank
Grinnell, IA
IDRSSD: 783246
Total Assets
$500.28M
Latest filing
Total Deposits
$347.95M
Latest filing
Net Interest Margin
3.58%
Profitability
Key People
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Locations
Main office and branches. Select to view on the map.
Main Office
Grinnell State Bank
814 4th Ave
Grinnell, IA 50112
Full Service - Brick and Mortar
Updated 01/30/2026Established 10/25/1925FDIC Certificate 7248
Branches (3)
Page 1 of 1| Name | Address | City / State |
|---|---|---|
| Grinnell State Bank (Main) | 814 4th Ave | Grinnell, IA |
| MARENGO BRANCH | 1101 Court Ave | Marengo, IA |
| POLK CITY BRANCH | 205 Broadway St | Polk City, IA |
| JOHNSTON BRANCH | 5601 Merle Hay Rd | Johnston, IA |
Showing 3 of 3
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 | 10/25/1925 |
| Community Bank | Yes |
| Ownership Type | Not Mutual |
| ZIP | 50112 |
| State and County Number | 19157 |
| Subchapter S Corporations | No |
| Trust Powers | Trust Powers Grandfathered |
| Federal Reserve ID Number | 07 |
| 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 | 50 |
| Domestic Offices | 4 |
| 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.grinnell.bank |
| Data Updated | 01/30/2026 |
| CERT | 11347 |
| Office of The Comptroller District: | — |
| Office of Thrift Supervision Region | N/A |
Financial Summary
| Total Assets | $500.28M |
| Total Deposits | $347.95M |
| Total Liabilities | $452.20M |
| Total Equity Capital | $48.08M |
| Net Income | $1.39M |
| Net Loans and Leases | $356.00M |
| Assets Per Employee ($Millions) | $10.01M |
| Bank Premises and Fixed Assets | $3.65M |
| Cash and Balances due from Depository Institutions | $9.10M |
| Deposits Held in Domestic Offices | $347.95M |
Key Performance Ratios
| Return on Assets (ROA) | 1.13% |
| Return on Equity (ROE) | 11.82% |
| Net Interest Margin | 3.58% |
| Efficiency Ratio | 64.18% |
| Tier 1 Risk-Based Capital Ratio | 15.066% |
| Net Loans and Leases to Core Deposits | 0% |
| Credit Loss Provision to Assets | 0% |
| Cash Dividends to Net Income (YTD Only) | 0% |
| Equity Capital to Assets | 9.611% |
| Earning Assets to total Assets | 94.1% |
Income and Expense
| Total Interest Income | $6.97M |
| Total Noninterest Income | $449.00k |
| Total Interest Expense | $2.83M |
| Total Noninterest Expense | $2.97M |
| Net Interest Income | $4.14M |
| Pre-tax Net Operating Income | $1.62M |
| Provision for Credit Losses | $1.00k |
| Discontinued Operations (Extraordinary Gains - Net) | $0 |
Additional Financial Info
| Goodwill and Other Intangibles | $0 |
| All Other Assets | — |
| Other Real Estate Owned | $2.20M |
| Other borrowed funds | $83.75M |
| Federal Funds Sold & Reverse Repurchase Agreement | $25.34M |
| Federal Funds Purchased and Repurchased Agreement | $19.54M |
| All Other Liabilities | $965.00k |
| Total Liabilities and Capital | $500.28M |
Securities
| Securities | $88.64M |
| Available-for-sale debt securities | $88.64M |
| Equity securities with readily determinable fair values not held for trading | — |
| Held-to-maturity securities | $0 |
| Subordinated Debt | $0 |
| Trading Account Assets | $0 |
| Trading Liabilities | $0 |
Frequently Asked Questions
What are the total assets of Grinnell State Bank?
$500.28M as of the latest filing.
How much are Grinnell State Bank's total deposits?
$347.95M in total deposits.
Where is Grinnell State Bank located?
Grinnell, IA.
What is the Net Interest Margin?
3.58%.
How many domestic offices does it operate?
4.
When was it established?
10/25/1925.
What is the Return on Assets (ROA)?
1.13%.
How much are total loans and leases?
$356.00M (latest filing).
What is the total interest income (latest filing)?
$6.97M.