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Ion Bank


TODAY'S FEATURED RATES
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
4.00%
Our Rating
4.2  / 5
CIT Bank
Platinum Savings
See Offer
Sponsored Note: Earn more with a min. balance of $5K. Savings starts at $100. FDIC Insured.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
3.80%
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: +0.20% boost to 4.00% for up to 6 months on new accounts with eligible direct deposit. Terms apply.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
3.60%
Our Rating
4.3  / 5
American Express
American Express® High Yield Savings Account
See Offer
Sponsored Note: Interest compounds daily, deposited monthly
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
3.50%
Our Rating
4.4  / 5
Capital One
360 Performance Savings
See Offer
Sponsored Note: It only takes about 5 minutes to open a fee-free account. Member FDIC.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
4.31%
Our Rating
4.0  / 5
Vio Bank
Cornerstone Money Market
See Offer
Sponsored Note: Interest is compounded daily, growing your money fast
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
4.44%
Our Rating
4.3  / 5
Peak Bank
Envision High Yield Savings
See Offer
Sponsored Note: Member FDIC: Insured up to $250,000. $100 Deposit Earns Interest Immediately.
Member FDIC
Bonus Amount
up to $300
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: Earn up to $300 with direct deposit, plus 2-day-early-pay. FDIC insured!
Overview / Commentary
ionbank.com
203-729-4442
87 Church Street
Naugatuck, CT 06770

Ion Bank is headquartered in NAUGATUCK and is the 6th largest bank in the state of Connecticut. It is also the 554th largest bank in the nation. It was established in 1870 and as of March of 2025, it had grown to 318 employees at 26 locations. Ion Bank's money market rates are 3X the national average, and it has an A health rating.

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Health
A

Data as of Q1 2025

Learn why bank health matters

Health Grade Components

Overall
FDIC Certificate #18198
Year Established1870
Employees318
Primary RegulatorFDIC
Profit Margin
Return on Assets - YTD1.02%
Return on Equity - YTD10.01%
Annual Interest Income$26.7MM
Assets and Liabilities
AssetsQ1 2025vs Q1 2024$2.16B$2.1B
LoansQ1 2025vs Q1 2024$1.65B$1.52B
DepositsQ1 2025vs Q1 2024$1.85B$1.76B
Equity CapitalQ1 2025vs Q1 2024$219MM$198.5MM
Loan Loss AllowanceQ1 2025vs Q1 2024$17.8MM$17.7MM
Unbacked Noncurrent LoansQ1 2025vs Q1 2024$5.4MM$4.2MM
Real Estate OwnedQ1 2025vs Q1 2024$5.4MM$5.4MM
TODAY'S FEATURED RATES
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
4.00%
Our Rating
4.2  / 5
CIT Bank
Platinum Savings
See Offer
Sponsored Note: Earn more with a min. balance of $5K. Savings starts at $100. FDIC Insured.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
3.80%
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: +0.20% boost to 4.00% for up to 6 months on new accounts with eligible direct deposit. Terms apply.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
3.60%
Our Rating
4.3  / 5
American Express
American Express® High Yield Savings Account
See Offer
Sponsored Note: Interest compounds daily, deposited monthly
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
3.50%
Our Rating
4.4  / 5
Capital One
360 Performance Savings
See Offer
Sponsored Note: It only takes about 5 minutes to open a fee-free account. Member FDIC.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
4.31%
Our Rating
4.0  / 5
Vio Bank
Cornerstone Money Market
See Offer
Sponsored Note: Interest is compounded daily, growing your money fast
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/14/2025
4.44%
Our Rating
4.3  / 5
Peak Bank
Envision High Yield Savings
See Offer
Sponsored Note: Member FDIC: Insured up to $250,000. $100 Deposit Earns Interest Immediately.
Member FDIC
Bonus Amount
up to $300
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: Earn up to $300 with direct deposit, plus 2-day-early-pay. FDIC insured!
Rates
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* The APY shown varies based on the deposit amount. Expand the listing to see APYs for other deposit amounts.

Ion Bank Savings Account Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
1.95%*$100k*-Ka-Ching! Savings
OTHER TIERS: 0.70% → $50 - $10k | 1.30% → $10k - $100k
0.95%*$100k*-Statement Savings
OTHER TIERS: 0.05% → $50 - $10k | 0.55% → $10k - $100k
0.70%*$100k*-Passbook Savings
OTHER TIERS: 0.05% → $50 - $10k | 0.45% → $10k - $100k
0.20%*$100k*-eSavings
OTHER TIERS: 0.05% → $50 - $10k | 0.10% → $10k - $100k
0.10%*$5k*-Health Savings Account
OTHER TIERS: 0.05% → $50 - $5k

Ion Bank Money Market Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
1.45%*$250k*-Money Market Accounts
OTHER TIERS: 0.05% → $50 - $10k | 0.45% → $10k - $100k | 0.95% → $100k - $250k

Ion Bank Checking Account Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
0.20%*$10k*-Preferred Checking
OTHER TIERS: 0.05% → $50 - $1k | 0.10% → $1k - $10k

Ion Bank CD Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
4.00%$500$250k4 Month CD
3.25%$500-25 Month CD (Credit-Builder Loan Program)
3.00%$500-13 Month CD (Credit-Builder Loan Program)
1.00%$500-24 Month CD
1.00%$500-60 Month CD
0.95%$500-12 Month CD
0.85%$500-36 Month CD
0.85%$500-48 Month CD
0.80%$500-6 Month CD
0.80%$500-9 Month CD
0.80%$500-18 Month CD
0.80%$500-30 Month CD
0.65%$500-3 Month CD

Ion Bank IRA Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
4.00%$500$250k4 Month IRA
1.00%$500-24 Month IRA
1.00%$500-60 Month IRA
0.95%$500-12 Month IRA
0.85%$500-36 Month IRA
0.85%$500-48 Month IRA
0.80%$500-6 Month IRA
0.80%$500-9 Month IRA
0.80%$500-18 Month IRA
0.80%$500-30 Month IRA
0.65%$500-3 Month IRA
Locations

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