Financial-condition comparison

Bank of Prairie du Sac vs Farmers and Merchants Union Bank

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.”

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Bank

Bank of Prairie du Sac

Prairie Du Sac, WI

A

Health score

88.0

Total assets

$744.5M

View full profileData through 2026-Q2

Bank

Farmers and Merchants Union Bank

Columbus, WI

B

Health score

77.3

Total assets

$872.1M

View full profileData through 2026-Q2

Answer first

Different strengths, no blanket winner

Bank of Prairie du Sac leads on financial health and capitalization and lending quality; Farmers and Merchants Union Bank leads on profitability and 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

Where each institution leads

Financial health

Bank of Prairie du Sac

Higher TFS health score

Capitalization

Bank of Prairie du Sac

Higher comparable capital ratio

Profitability

Farmers and Merchants Union Bank

Higher return on assets

Lending quality

Bank of Prairie du Sac

Lower problem-loan measure

Growth

Farmers and Merchants Union Bank

Higher year-over-year asset growth

Same-source detail

Financial metrics

Winner markers appear only where the metric definitions are comparable and both values are available.

MetricBank of Prairie du SacFarmers and Merchants Union Bank
TFS health score88.0/100Leads77.3/100
Total assets$744.5M$872.1M
Total deposits / shares$644.3M$751.9M
Tier 1 capital ratio13.70%Leads9.97%
Return on assets1.57%1.76%Leads
Return on equity12.46%15.11%Leads
Non-performing loans0.00%Leads0.15%
Net charge-offs-0.00%-0.05%Leads
Efficiency ratio40.58%Leads44.11%
Loan-to-deposit ratio60.23%84.48%
Asset growth (YoY)15.69%33.86%Leads
Deposit / share growth (YoY)16.74%33.10%Leads
Branches213
Published CFPB complaints per $1B deposits (12 months)verified mappings only——

Branch and market overlap

Bank of Prairie du Sac

2 branches

Farmers and Merchants Union Bank

13 branches

Both institutions report branches in 1 state: WI.

CFPB complaint coverage

Bank of Prairie du Sac

Unavailable

Farmers and Merchants Union Bank

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.

Regulatory-action context

Bank of Prairie du Sac

0 in TFS registry

Farmers and Merchants Union Bank

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

Health and profitability trend

QuarterBank of Prairie du Sac scoreBank of Prairie du Sac ROAFarmers and Merchants Union Bank scoreFarmers and Merchants Union Bank ROA
2024-Q3—1.42%—2.45%
2024-Q4—1.41%—2.12%
2025-Q1—1.58%—0.73%
2025-Q2—1.62%—1.47%
2025-Q3—1.57%—1.63%
2025-Q4—1.46%—1.85%
2026-Q181.9/1001.47%79.7/1001.84%
2026-Q288.0/1001.57%77.3/1001.76%

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Bank of Prairie du Sac
Farmers and Merchants Union Bank

Coverage boundaries

What this does not conclude

  • • No product-rate, fee, or customer-service winner without product data.
  • • Complaint comparisons appear only when both institutions have reviewed mappings and the same complete source window.
  • • Regulatory actions are displayed separately and are not included in category scoring.

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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. Every valid pair is viewable; pairs enter search automatically only when current data, comparability, and visitor interest meet the publication rules.