Mortgage Repayment Calculator

Calculate your home loan repayments - weekly, fortnightly, or monthly

Loan Details

$

Current NZ Bank Rates (Jan 2026)

1-year fixed:5.99% - 6.49%
2-year fixed:5.79% - 6.29%
3-year fixed:5.69% - 6.19%
Floating:7.50% - 8.50%

Your Repayments

Weekly

$729

Fortnightly

$1,459

Monthly

$3,160

Total amount to repay$1,137,722
Total interest paid$637,722

Save Money Tip

Paying fortnightly instead of monthly means you make 26 payments per year (equivalent to 13 monthly payments). This can save you thousands in interest and years off your mortgage.

Compare Loan Terms

20 years
$3,728/mo($394,688 interest)
25 years
$3,376/mo($512,811 interest)
30 years
$3,160/mo($637,722 interest)

Mortgage Repayment FAQs

How much are mortgage repayments on $500,000?

At 6.5% interest over 30 years, a $500,000 mortgage costs approximately $3,160/month, $1,456/fortnight, or $729/week. Rates and terms affect this significantly.

Is it better to pay weekly or monthly mortgage?

Paying weekly or fortnightly can save interest because you make 26 fortnightly payments (equivalent to 13 monthly payments) instead of 12. This can shave years off your mortgage.

What is the average mortgage repayment in NZ?

With average house prices around $800,000 and typical borrowing of $640,000, most NZ homeowners pay $4,000-$4,500/month at current rates.

How much do I need to earn for a $600,000 mortgage?

For a $600,000 mortgage, you typically need a household income of $100,000-$120,000 per year to meet bank stress testing requirements.

Can I make extra repayments on my mortgage?

Yes, most NZ mortgages allow extra repayments. Fixed rate loans may have limits (often 5% extra per year), while floating rates typically have no restrictions.