Ion Bank

Ion Bank of Naugatuck, CT, chartered 1870: 32 offices, $2.78bn in assets, a 11.91% leverage ratio. Straight from the federal record.

Ion Bank is an FDIC-insured bank headquartered in Naugatuck, CT, chartered in 1870. It is supervised by the Federal Reserve and held by Ion Financial Mhc Inc. Every figure below is filed by the bank with its regulator and reproduced here unchanged.

Where Ion Bank has branches

32 full-service offices across 2 states:

• Connecticut: 20 offices in 17 towns, holding $1.77bn at 30 June 2025
• New Jersey: 12 offices in 11 towns, holding $510m at 30 June 2025

Ion Bank on its latest Call Report, 30 June 2026

• Total assets: $2.78bn
• Total deposits: $2.28bn
• Tier 1 leverage ratio: 11.91%
• Total risk-based capital ratio: 16.82%
• Noncurrent loans, as a share of loans: 1.50%
• Return on assets: 0.93%
• Net interest margin: 4.23%
• Staff: 371

Compare Ion Bank against every other bank with a branch in Connecticut, or find the offices nearest you.

Charter and office records from the FDIC BankFind Suite; capital, loan and earnings figures from the bank's own Call Report; deposits by office from the FDIC Summary of Deposits, counted each 30 June.