$1,000,000 Mortgage at 8%

See exactly what you'll pay on a $1,000,000 home loan at 8% interest. Monthly, fortnightly, and weekly repayments with total interest and savings tips.

Last verified: 1 July 2025

Monthly repayments on a $1,000,000 mortgage at 8% over 30 years: $7,337.65

Monthly

$7,337.65

Fortnightly

$3,386.61

Weekly

$1,693.30

Total cost over 30 years

$2,641,552

Principal $1,000,000 + Interest $1,641,552

Total interest paid

$1,641,552

164% of the loan amount

25-Year vs 30-Year Term

	25 years	30 years	Difference
Monthly repayment	$7,718.16	$7,337.65	+$380.52/mo
Total interest	$1,315,449	$1,641,552	Save $326,104
Total repaid	$2,315,449	$2,641,552	Save $326,104

What If Rates Change?

Rate	Monthly	Fortnightly	vs current
7.5%	$6,992.15	$3,227.14	-$345.50/mo
8%(current)	$7,337.65	$3,386.61	—
8.5%	$7,689.13	$3,548.83	+$351.49/mo
9%	$8,046.23	$3,713.64	+$708.58/mo
9.5%	$8,408.54	$3,880.87	+$1,070.90/mo

Income Needed

You'd need a household income of approximately $293,506/year ($24,459/month) to comfortably afford this mortgage using the 30% rule — where no more than 30% of your gross income goes toward housing costs.

Extra Repayment Impact

Paying an extra $100/week on your $1,000,000 mortgage:

Saves $365,424 in interest
Pays off your loan 5.6 years sooner

Fortnightly vs Monthly Trick

Paying $3,668.82 fortnightly (half the monthly repayment) instead of $7,337.65 monthly means you make 26 half-payments per year — equivalent to 13 monthly payments instead of 12.

Interest saved: $462,984
Time saved: 7.2 years

Frequently Asked Questions

How much are repayments on a $1,000,000 mortgage?

At 8% over 30 years, monthly repayments on a $1,000,000 mortgage are $7,337.65. Fortnightly repayments are $3,386.61 and weekly repayments are $1,693.30.

What income do I need for a $1,000,000 mortgage?

Using the 30% rule (no more than 30% of gross income on housing), you would need a household income of approximately $293,506 per year to comfortably afford a $1,000,000 mortgage at 8%.

How much interest will I pay on $1,000,000 over 30 years?

At 8%, the total interest on a $1,000,000 mortgage over 30 years is $1,641,552. The total amount repaid would be $2,641,552.

What if interest rates rise above 8%?

If rates rise by 1% to 9%, monthly repayments on a $1,000,000 mortgage increase to $8,046.23 — an extra $708.58 per month.

Other Mortgage Amounts

$850K mortgage $900K mortgage $950K mortgage $1.1M mortgage $1.2M mortgage $1.5M mortgage

Other Interest Rates

$1,000,000 at 4%$1,000,000 at 4.5%$1,000,000 at 5%$1,000,000 at 5.5%$1,000,000 at 6%$1,000,000 at 6.5%$1,000,000 at 7%$1,000,000 at 7.5%

General information and estimates only — not financial, tax, or legal advice. Always verify with a licensed adviser or the ATO.

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