Offset mortgage calculator
See how much interest you could save by keeping money in an offset account. Your repayments stay the same, but you pay off your loan faster.
$
$50K$3.0M
%
0.5%15%
yr
1 yr40 yr
$
$0$600K
An offset account reduces the loan balance on which interest is charged. Your repayments stay the same, but more goes toward principal — paying off your mortgage faster.
Interest you could save$234,329Pay off 5 yrs 1 mo earlier
Without offset
Total interest$765,267
Total repaid$1,365,267
Payoff dateApr 2056
Loan term30 years
With offset
Total interest$530,938
Total repaid$1,130,938
Payoff dateMar 2051
Effective term24 yr 11 mo
No offset
With offset
Principal
Interest (no offset)
Interest (with offset)