This comparison uses public regulatory filings and TFS methodology. It evaluates financial condition—not checking rates, account fees, service quality, or which institution is universally “best.”
Bank
Osceola, IA
Health score
89.9
Total assets
$360.8M
Bank
Fairfield, IA
Health score
80.7
Total assets
$352.1M
Answer first
American State Bank leads on financial health and capitalization and profitability and lending quality; Iowa State Bank and Trust Company of Fairfield, Iowa leads on growth. Those category leads describe current regulatory metrics only and do not establish a universal product or service winner.
Capital and asset-quality definitions are directly comparable for this pair.
Category leaders
Financial health
American State Bank
Higher TFS health score
Capitalization
American State Bank
Higher comparable capital ratio
Profitability
American State Bank
Higher return on assets
Lending quality
American State Bank
Lower problem-loan measure
Growth
Iowa State Bank and Trust Company of Fairfield, Iowa
Higher year-over-year asset growth
Same-source detail
Winner markers appear only where the metric definitions are comparable and both values are available.
| Metric | American State Bank | Iowa State Bank and Trust Company of Fairfield, Iowa |
|---|---|---|
| TFS health score | 89.9/100Leads | 80.7/100 |
| Total assets | $360.8M | $352.1M |
| Total deposits / shares | $282.8M | $300.9M |
| Tier 1 capital ratio | 11.11%Leads | 8.01% |
| Return on assets | 2.18%Leads | 1.24% |
| Return on equity | 22.08% |
American State Bank
4 branches
Iowa State Bank and Trust Company of Fairfield, Iowa
3 branches
Both institutions report branches in 1 state: IA.
American State Bank
Unavailable
Iowa State Bank and Trust Company of Fairfield, Iowa
Unavailable
Counts use an explicitly reviewed CFPB-company-to-regulatory-ID mapping and the same complete 12-month window. Parent-company attribution can include complaints involving affiliates. Lower complaint volume is context—not proof of better service or less consumer harm.
American State Bank
0 in TFS registry
Iowa State Bank and Trust Company of Fairfield, Iowa
0 in TFS registry
Institution-level actions come from TFS's exact regulatory-ID registry and are shown as factual context only. They do not affect category winners or the TFS Financial Health Grade. A zero means no action is currently published in this curated registry—not proof that none exists.
Quarterly history
| Quarter | American State Bank score | American State Bank ROA | Iowa State Bank and Trust Company of Fairfield, Iowa score | Iowa State Bank and Trust Company of Fairfield, Iowa ROA |
|---|---|---|---|---|
| 2024-Q3 | — | 1.84% | — | 0.76% |
| 2024-Q4 | — | 1.82% | — | 0.75% |
| 2025-Q1 | — | 1.82% | — | 0.90% |
| 2025-Q2 | — | 2.04% | — | 0.87% |
| 2025-Q3 | — | 2.03% | — | 0.93% |
| 2025-Q4 | — | 2.05% | — | 1.02% |
| 2026-Q1 | 89.9/100 |
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Coverage boundaries
Related comparisons
Financial data comes from FDIC BankFind Suite or NCUA Call Reports as labeled. TFS Health Grades are an editorial assessment, not an official government rating or financial advice. Arbitrary comparison pairs are available dynamically but remain noindex unless curated for data completeness and user value.
| 15.55% |
| Non-performing loans | 0.04%Leads | 0.10% |
| Net charge-offs | 0.03% | 0.03% |
| Efficiency ratio | 49.33%Leads | 52.56% |
| Loan-to-deposit ratio | 87.05% | 83.31% |
| Asset growth (YoY) | 9.28% | 16.32%Leads |
| Deposit / share growth (YoY) | 8.99% | 17.36%Leads |
| Branches | 4 | 3 |
| Published CFPB complaints per $1B deposits (12 months)verified mappings only | — | — |
| 2.13% |
| 80.4/100 |
| 1.21% |
| 2026-Q2 | 89.9/100 | 2.18% | 80.7/100 | 1.24% |