Free Financial Calculator · Mortgage decision
Buy Now vs. Wait Mortgage Calculator
Compare buying today with waiting for a different mortgage rate — while also accounting for rent, home-price change, future down-payment savings, closing costs and an optional refinance.
Reviewed · Sep 23, 2026
What this does
Models both paths to the same future comparison date and reports payments, cash outflow, mortgage balance, home equity and an equity-adjusted housing-cost comparison.
What it leaves out
Property tax, insurance, maintenance, HOA fees, mortgage insurance, tax deductions, selling costs and investment opportunity cost are intentionally excluded.
Terra approachRate + price + rent + timeSame comparison dateRefinance is optional, not assumedRead the decision guide →
Your assumptions
Use actual quotes when you have them. Defaults are examples, not forecasts or offers.
Home and buy-now path
Wait path
Common comparison
Must be longer than the waiting period.
Saved scenarios stay privately in this browser under My Terra.
Method: principal-and-interest mortgage amortization. Both paths use the same modeled home-price path and are compared at the same future date. Equity-adjusted modeled housing cost = cash outflow − home equity at the comparison date. Excluded costs are listed above.