Convertible Balloon Mortgage Calculator

These days 5/25 and 7/23 convertible balloon mortgages are getting more popular since they provide lower rates than conventional 30 year mortgages while still giving a fixed payment schedule for 5 or more years. The risk, of course, is what happens after the initial fixed period is over and you have the possibility of converting your loan. Here is a calculator to try to answer those questions...



Principal Balance
Type of Loan
Initial Interest (%)
Monthly Pre-payment during initial fixed period
Output type