Skip to main content
Side-by-side comparison

Security Bank vs Oostburg State Bank

Comparing a Bank in New Auburn, WI with a Bank in Oostburg, WI using federal FDIC, NCUA, and CFPB data. Trust Grades reflect financial strength and complaint history.

Security Bank
Bank · New Auburn, WI · Est. 1907
Oostburg State Bank
Bank · Oostburg, WI · Est. 1908
Trust GradeA · 98/100
A · 98/100
Institution typeBankBank
LocationNew Auburn, WIOostburg, WI
Total assets$241.1M
$429.9M
Capital ratio11.8%
10.5%
Return on assets1.7%
1.2%
Deposits$204.6M$380.8M
Branches44
CFPB complaints0
0
Complaints / $1B assets
State rank#2 of 154#4 of 154
Established19071908

Security Bank

A98/100
  • Assets: $241.1M
  • Deposits: $204.6M
  • Capital ratio: 11.8%
  • Return on assets: 1.7%
  • CFPB complaints: 0
  • State rank: #2 of 154
Full Security Bank profile →

Oostburg State Bank

A98/100
  • Assets: $429.9M
  • Deposits: $380.8M
  • Capital ratio: 10.5%
  • Return on assets: 1.2%
  • CFPB complaints: 0
  • State rank: #4 of 154
Full Oostburg State Bank profile →

Are both institutions federally insured?

Yes. Security Bank is FDIC-insured and Oostburg State 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 Oostburg State 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 Oostburg State Bank safe?

Yes — Oostburg State 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 Oostburg State Bank?

Security Bank has a capital ratio of 11.8%, placing it in the top 29% of $100M–1B peers. Oostburg State Bank's ratio is 10.5%, placing it in the top 44% of $100M–1B peers. A higher capital ratio generally signals a stronger financial cushion.

How many complaints does Security Bank have compared to Oostburg State Bank?

The CFPB database shows 0 complaints against Security Bank, and 0 complaints against Oostburg State 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

Security Bank vs The Portage County BankAlmond, WIASecurity Bank vs National Exchange Bank And TrustFond Du Lac, WIASecurity Bank vs Waumandee State BankWaumandee, WIA
Compare any two institutions →

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.

From the Blog

View all guides →