Buydown calculator

Compare 2-1, 1-1, permanent points, and custom buydowns — with the true cost and the seller credit needed versus a no-buydown payment.

Loan

Loan amount

Base (note) rate

Loan term (years)

Buydown type

Who pays

Buyer-paid portion

Remainder is the seller credit needed

Year 1 payment

$2,147.29

Year 1 payment is $2,147.29/mo, year 2 is $2,398.20/mo, then $2,661.21/mo once the buydown expires.
The temporary buydown costs $9,323 up front, typically paid as a seller credit.
That's $513.92/mo less than the no-buydown payment of $2,661.21 in year 1.
Seller credit needed to cover it: $9,323.

Payment schedule

Year	Rate	Payment	Savings/mo
1	5.0%	$2,147.29	$513.92
2	6.0%	$2,398.20	$263.01
After	7.0%	$2,661.21	$0.00

Cost summary

No-buydown payment: $2,661.21
Payment after buydown: $2,661.21
Year-1 savings / mo: $513.92
Total buydown cost: $9,323
Seller credit needed: $9,323

All figures are estimates for informational purposes only and are not financial, legal, tax, lending, appraisal, or real estate advice. Verify all numbers with licensed professionals before making decisions.