Compare the three ways to buy

The payment, the cash to close, and what is left to pay

Cash to Close
Assumption

Assumption only

$3,997/mo
+$121/mo
Down payment
$33,518
Funds due
$47,179
Interest + MI left
$632,477
First ends
Sep 2054
New loan

New conventional

$3,875/mo
Lowest payment
Down payment
$53,700
Funds due
$65,077
Interest + MI left
$706,665
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$503,482$483,300
Second mortgage——
First P&I$3,255.05$3,274.04
Second P&I——
Mortgage insurance$237.02$96.66
Taxes, insurance & HOA$504.50$504.50
Total housing payment$3,996.57$3,875.20

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$33,518
Closing costs & prepaids$13,660
Usable credit−$0
Total buyer cash needed$47,179
Earnest money paid−$0
Remaining funds due$47,179
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$5,370.00
Title & settlement$1,825.00
Recording fee$100.00
Home insurance (12 months up front)$2,000.00
Insurance escrow (3 months)$500.00
Property tax escrow (3 months)$644.50
Initial HOA (3 months)$369.00
Prepaid interest, first (9 days)$801.98

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 9 days of interest to the end of the closing month.

What is left to pay

The seller already paid down the early, interest-heavy years.

Remaining first mortgage at closing27 yr 9 moOf the original 30-year loan at 6.46%
Interest already paid$74,234Through Dec 2026
Assumption only · ends Sep 2054$632,477
New conventional · ends Jan 2057$706,665