Security Bank vs Success Bank
Comparing a Bank in New Auburn, WI with a Bank in Bloomfield, IA using federal FDIC, NCUA, and CFPB data. Trust Grades reflect financial strength and complaint history.
| Security Bank ↗ Bank · New Auburn, WI · Est. 1907 | Success Bank ↗ Bank · Bloomfield, IA · Est. 1900 | |
|---|---|---|
| Trust Grade | A · 98/100 | A · 98/100 |
| Institution type | Bank | Bank |
| Location | New Auburn, WI | Bloomfield, IA |
| Total assets | $241.1M | $267.1M |
| Capital ratio | 11.8% | 12.2% |
| Return on assets | 1.7% | 1.8% |
| Deposits | $204.6M | $227.0M |
| Branches | 4 | 3 |
| CFPB complaints | 0 | 0 |
| Complaints / $1B assets | — | — |
| State rank | #2 of 154 | #4 of 226 |
| Established | 1907 | 1900 |
Security Bank
- Assets: $241.1M
- Deposits: $204.6M
- Capital ratio: 11.8%
- Return on assets: 1.7%
- CFPB complaints: 0
- State rank: #2 of 154
Success Bank
- Assets: $267.1M
- Deposits: $227.0M
- Capital ratio: 12.2%
- Return on assets: 1.8%
- CFPB complaints: 0
- State rank: #4 of 226
Are both institutions federally insured?
Yes. Security Bank is FDIC-insured and Success Bank is FDIC-insured. Both protect deposits up to $250,000 per depositor, per ownership category, regardless of Trust Grade. The Trust Grade reflects financial strength and complaint history — not the safety of insured deposits. Estimate your coverage →
Frequently asked questions
Which is better, Security Bank or Success Bank?
Based on Bankzia's Trust Grade — which blends financial strength (capital ratio, ROA) with CFPB complaint history — Security Bank scores higher with a grade of A (98/100). However, "better" depends on your needs: if you prioritize branch access, local service, or membership eligibility for a credit union, the lower-scoring option may still be the right choice for you.
Is Security Bank safe?
Yes — Security Bank is FDIC-insured, meaning deposits up to $250,000 per depositor, per ownership category are federally protected regardless of the institution's Trust Grade. Its Trust Grade is A (98/100), reflecting its financial strength and complaint history relative to peers.
Is Success Bank safe?
Yes — Success Bank is FDIC-insured, meaning deposits up to $250,000 per depositor, per ownership category are federally protected. Its Trust Grade is A (98/100).
What is the capital ratio of Security Bank vs Success Bank?
Security Bank has a capital ratio of 11.8%, placing it in the top 29% of $100M–1B peers. Success Bank's ratio is 12.2%, placing it in the top 26% of $100M–1B peers. A higher capital ratio generally signals a stronger financial cushion.
How many complaints does Security Bank have compared to Success Bank?
The CFPB database shows 0 complaints against Security Bank, and 0 complaints against Success Bank. The per-$1B rate adjusts for institution size and is a more meaningful comparison metric.
How does Bankzia calculate the Trust Grade?
The Trust Grade combines a financial strength score (based on capital ratio, return on assets, and other FDIC/NCUA metrics) with a customer experience score derived from CFPB complaint data. The scores are weighted and normalized within peer groups by institution size and type. See our full methodology for details.
Compare Security Bank with other Banks in Wisconsin
Financial data from FDIC call reports; complaint data from the CFPB Consumer Complaint Database. Bankzia is independent and not affiliated with any government agency or financial institution.
