First Security Bank
Mapleton, IA
IDRSSD: 943143
Total Assets
$61.25M
Latest filing
Total Deposits
$50.91M
Latest filing
Net Interest Margin
3.80%
Profitability
Locations
Main office and branches. Select to view on the map.
Main Office
First Security Bank
401 Main St
Mapleton, IA 51034
Full Service - Brick and Mortar
Updated 11/14/2025Established 10/03/1878FDIC Certificate 200
Branches (1)
Page 1 of 1| Name | Address | City / State |
|---|---|---|
| First Security Bank (Main) | 401 Main St | Mapleton, IA |
| DANBURY BRANCH | 123 Main St | Danbury, IA |
Showing 1 of 1
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 | 10/03/1878 |
| Community Bank | Yes |
| Ownership Type | Not Mutual |
| ZIP | 51034 |
| State and County Number | 19133 |
| Subchapter S Corporations | Yes |
| 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 | 10 |
| Domestic Offices | 2 |
| 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.firstsecuritybanks.com |
| Data Updated | 11/14/2025 |
| CERT | 251 |
| Office of The Comptroller District: | — |
| Office of Thrift Supervision Region | N/A |
Financial Summary
| Total Assets | $61.25M |
| Total Deposits | $50.91M |
| Total Liabilities | $51.18M |
| Total Equity Capital | $10.07M |
| Net Income | $203.00k |
| Net Loans and Leases | $34.38M |
| Assets Per Employee ($Millions) | $6.13M |
| Bank Premises and Fixed Assets | $642.00k |
| Cash and Balances due from Depository Institutions | $6.53M |
| Deposits Held in Domestic Offices | $50.91M |
Key Performance Ratios
| Return on Assets (ROA) | 1.27% |
| Return on Equity (ROE) | 8.07% |
| Net Interest Margin | 3.8% |
| Efficiency Ratio | 66.13% |
| Tier 1 Risk-Based Capital Ratio | 19.157% |
| 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 | 16.443% |
| Earning Assets to total Assets | 88.96% |
Income and Expense
| Total Interest Income | $682.00k |
| Total Noninterest Income | $79.00k |
| Total Interest Expense | $138.00k |
| Total Noninterest Expense | $412.00k |
| Net Interest Income | $544.00k |
| Pre-tax Net Operating Income | $211.00k |
| Provision for Credit Losses | $0 |
| Discontinued Operations (Extraordinary Gains - Net) | $0 |
Additional Financial Info
| Goodwill and Other Intangibles | $0 |
| All Other Assets | $0 |
| Other Real Estate Owned | $0 |
| Other borrowed funds | $0 |
| Federal Funds Sold & Reverse Repurchase Agreement | $0 |
| Federal Funds Purchased and Repurchased Agreement | $0 |
| All Other Liabilities | $268.00k |
| Total Liabilities and Capital | $61.25M |
Securities
| Securities | $14.09M |
| Available-for-sale debt securities | $14.09M |
| Equity securities with readily determinable fair values not held for trading | $0 |
| Held-to-maturity securities | $0 |
| Subordinated Debt | $0 |
| Trading Account Assets | $0 |
| Trading Liabilities | $0 |
Frequently Asked Questions
What are the total assets of First Security Bank?
$61.25M as of the latest filing.
How much are First Security Bank's total deposits?
$50.91M in total deposits.
Where is First Security Bank located?
Mapleton, IA.
What is the Net Interest Margin?
3.80%.
How many domestic offices does it operate?
2.
When was it established?
10/03/1878.
What is the Return on Assets (ROA)?
1.27%.
How much are total loans and leases?
$34.38M (latest filing).
What is the total interest income (latest filing)?
$682.00k.