$5,988/mo
Est. monthly payment
On a $900,000 mortgage at 7% for 30 years, the monthly principal and interest payment is approximately $5,988. With property taxes and homeowners insurance factored in, the realistic monthly total reaches $7,200–$8,100. This assumes no down payment; putting 20% down ($180,000) drops the payment to $4,790/month and removes the need for PMI.
Adjust the rate, term, and down payment to see your exact cost:
Open Mortgage Calculator →On a $900,000 loan, every percentage point shifts your payment by roughly $590/month and adds $190,000+ in total interest over 30 years.
| Interest Rate | Monthly P&I | Total Interest (30yr) |
|---|---|---|
| 5.0% | $4,831 | $839,160 |
| 6.0% | $5,396 | $1,042,560 |
| 6.5% | $5,689 | $1,148,040 |
| 7.0% | $5,988 | $1,255,680 |
| 7.5% | $6,294 | $1,365,840 |
| 8.0% | $6,604 | $1,477,440 |
More cash upfront means a smaller loan and lower monthly obligation. At 20%, PMI disappears entirely ($365–$675/month on a $900K home).
| Down Payment | Loan Amount | Monthly P&I | Monthly Savings |
|---|---|---|---|
| 0% ($0) | $900,000 | $5,988 | — |
| 3.5% ($31,500) | $868,500 | $5,779 | $209 |
| 5% ($45,000) | $855,000 | $5,688 | $300 |
| 10% ($90,000) | $810,000 | $5,389 | $599 |
| 20% ($180,000) | $720,000 | $4,790 | $1,198 + no PMI |
| Loan Term | Monthly P&I | Total Interest | Total Paid |
|---|---|---|---|
| 30 years | $5,988 | $1,255,680 | $2,155,680 |
| 15 years | $8,089 | $556,020 | $1,456,020 |
The 15-year option costs $2,101/month more but saves $699,660 in interest over the life of the loan.
Your housing payment goes well beyond the loan. Here's the typical monthly breakdown at 7%:
PMI adds $365–$675/month if your down payment is under 20%. HOA fees apply in some communities. Run the full numbers with the mortgage calculator.
At 7% over 30 years, expect about $5,988/month for principal and interest. Add taxes and insurance for a total closer to $7,200–$8,100/month.
The 28% rule puts the minimum at roughly $246,000–$257,000/year gross income.
With $180,000 down, you borrow $720,000. At 7% for 30 years: $4,790/month P&I — and no PMI.
Roughly $590/month per percentage point. At 5%: $4,831. At 7%: $5,988. At 8%: $6,604. One extra percent adds $190,000+ in total interest over 30 years.
At 7% for 30 years: about $1,255,680. Total repayment: $2,155,680. A 15-year term cuts interest to ~$556,020.
15-year: $8,089/month, $556,020 total interest. 30-year: $5,988/month, $1,255,680 total interest. You save $699,660 with the shorter term but need $2,101 more per month. Compare both.