Security deposit interest calculator
Estimate simple interest on a held security deposit. Enter the deposit amount, the annual interest rate, and the number of months held.
Result
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Many states require interest on security deposits at a set rate, with specific compounding and payout rules. This is a simple-interest estimate, not legal or compliance advice. Confirm your state’s requirements.
The estimate
Simple interest = deposit x annual rate x (months / 12). See the security deposit definition for how deposits are held and returned.
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