www.rentagain.nz   >   viability  >  interest Interest Costs  Assuming a 5.2% pa interest rate:- Every $100,000 of a property's value requires a interest payment of $100 weekly.  IF a rental property's income, (from rent and inflation corrected capital growth) fails to meet its costs then interest to be paid on the capital investment fail to meet market expectations and places are withdrawn from being used as rental homes.  See  Current QV Valuations to find the value of your property. When risks are greater, interest rates are higher   Calculator Top