How Much Does Each $5k–$10k Add to a Mortgage Payment?
Type your rate and term once. Instantly see the payment change for +$5k, +$10k, +$25k, and +$50k. Great for price negotiations, upgrades, and comparing offers.
We use the standard mortgage formula (principal & interest only). Taxes, insurance, HOA, and MI aren’t included so you can isolate the pure payment delta from a price change.
Enter as a percent (e.g., 6.75)
Tip: If you’re comparing two offers that differ in price (or credits), just plug your rate/term once—this tool shows how much the monthly payment shifts for each increment.
Lookup Table (Based on Your Rate & Term)
These rows update automatically as you change the inputs above.
Increase to Loan
New Loan Amount
Payment Change (Δ / month)
New Monthly P&I
Assumes fixed-rate amortizing loan; principal & interest only.
Watch: $5k Changes Explained
The bottom line is that the purchase price affects your monthly payment, but often not enough to lose your dream house over.
The slight increase in monthly payments may be worth it! How much can you actually afford?
how much can you really afford.
Get the Payment Change Cheat Sheet
Tell us where to send it, then you’ll be redirected.