Branch Network
Security Savings Bank Locations & Branches Monmouth, Illinois
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Security Savings Bank operates 2 branches from its headquarters in Monmouth, IL, .
Security Savings Bank branch network
Both branches are in ILLINOIS, across 2 cities. Its largest office by deposits is its main office in Monmouth, IL, with $193.6M (92.1% of its branch deposits). It had the same number of branches on June 30, 2025.
Security Savings Bank at a glance
It reports no CET1 ratio; its Tier 1 leverage ratio was 12.97% at Q2 2026, above the 9% community bank leverage ratio requirement for being considered well capitalized.
- Total assets, Q2 2026
- $241.4M
- Tier 1 leverage ratio, Q2 2026
- 12.97%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Established
- 1882
Full financial profile · Is Security Savings Bank safe? · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Monmouth, IL (1 branch) | 2 of 5 | 31.3% | $193.6M |
| State: IL (2 branches) | 202 of 379 | <0.1% | $210.1M |
Ranked by total assets among banks headquartered in the state: Largest banks in Illinois.
Share by county and metro area
Security Savings Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Warren, IL (1 branch) | 2 of 6 | 30.3% | $193.6M | $638.9M |
| Henderson, IL (1 branch) | 4 of 4 | 6.7% | $16.6M | $246.8M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Burlington, IA-IL (1 branch) | 15 of 15 | 0.9% | $16.6M | $1.76B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Security Savings Bank (main office) | Monmouth, IL | 61462 | $193.6M |
| 200 S Broadway Branch | Stronghurst, IL | 61480 | $16.6M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 28925) · FFIEC NIC profile (RSSD 708379)