Best High Yield Cd Savings Accounts. Here are the highest cd rates at top online banks and credit unions for term lengths from nine to 12 months: A cd, short for certificate of deposit, is a type of savings account that usually offers a higher interest rate compared to regular savings accounts.

That’s more than 15 times the fdic’s national average for savings accounts. Savers have the potential to create effective cd ladders through marcus, as it provides competitive rates through the most common cd terms.