$3,992/mo
Est. monthly payment
On a $600,000 mortgage at 7% for 30 years, the monthly principal and interest payment is approximately $3,992. With property taxes and homeowners insurance factored in, the realistic monthly total reaches $4,800–$5,400. This assumes no down payment; putting 20% down ($120,000) drops the payment to $3,193/month and removes the need for PMI.
Adjust the rate, term, and down payment to see your exact cost:
Open Mortgage Calculator →On a $600,000 loan, every percentage point shifts your payment by roughly $395/month and adds $130,000+ in total interest over 30 years.
| Interest Rate | Monthly P&I | Total Interest (30yr) |
|---|---|---|
| 5.0% | $3,221 | $559,560 |
| 6.0% | $3,598 | $695,280 |
| 6.5% | $3,793 | $765,480 |
| 7.0% | $3,992 | $837,120 |
| 7.5% | $4,196 | $910,560 |
| 8.0% | $4,403 | $985,080 |
More cash upfront means a smaller loan and lower monthly obligation. At 20%, PMI disappears entirely ($245–$450/month on a $600K home).
| Down Payment | Loan Amount | Monthly P&I | Monthly Savings |
|---|---|---|---|
| 0% ($0) | $600,000 | $3,992 | — |
| 3.5% ($21,000) | $579,000 | $3,852 | $140 |
| 5% ($30,000) | $570,000 | $3,792 | $200 |
| 10% ($60,000) | $540,000 | $3,593 | $399 |
| 20% ($120,000) | $480,000 | $3,193 | $799 + no PMI |
| Loan Term | Monthly P&I | Total Interest | Total Paid |
|---|---|---|---|
| 30 years | $3,992 | $837,120 | $1,437,120 |
| 15 years | $5,393 | $370,740 | $970,740 |
The 15-year option costs $1,401/month more but saves $466,380 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 $245–$450/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 $3,992/month for principal and interest. Add taxes and insurance for a total closer to $4,800–$5,400/month.
The 28% rule puts the minimum at roughly $163,000–$171,000/year gross income.
With $120,000 down, you borrow $480,000. At 7% for 30 years: $3,193/month P&I — and no PMI.
Roughly $395/month per percentage point. At 5%: $3,221. At 7%: $3,992. At 8%: $4,403. One extra percent adds $130,000+ in total interest over 30 years.
At 7% for 30 years: about $837,120. Total repayment: $1,437,120. A 15-year term cuts interest to ~$370,740.
15-year: $5,393/month, $370,740 total interest. 30-year: $3,992/month, $837,120 total interest. You save $466,380 with the shorter term but need $1,401 more per month. Compare both.