Savings account rates

At Old Second Bank, we offer competitive rates on all our savings accounts.


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Saving and Money Market1
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Balance To Earn APY
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INTEREST Rate
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APY
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Min To Open
Regular Savings $0 0.05% 0.05% $250
O2 Money Builder Savings under $1,000 0.00% 0.00% $1,000
O2 Money Builder Savings $1,000 - 9,999 0.05% 0.05% --
O2 Money Builder Savings $10,000 - 24,999 0.05% 0.05% --
O2 Money Builder Savings $25,000 - 49,999 0.05% 0.05% --
O2 Money Builder Savings $50,000 + 0.10% 0.10% --
O2 Money Manager Money Market under $5,000 0.00% 0.00% $5,000
O2 Money Manager Money Market $5,000 - 24,999 0.05% 0.05% --
O2 Money Manager Money Market $25,000 - 49,999 0.10% 0.10% --
O2 Money Manager Money Market $50,000 - 99,999 0.10% 0.10% --
O2 Money Manager Money Market $100,000 - 249,000 0.10% 0.10% --
O2 Money Manager Money Market $250,000 + 0.10% 0.10% --
   

Call for IRA rates.
APY - Annual percentage yield. APY is paid on the entire balance in the account.
1Rates may change after account is opened. Fees could reduce earnings.
Effective as of

View our Calculators to calculate your interest.