Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,847/mo
+$242/mo
Down payment
$24,326
Funds due
$37,373
Interest + MI left
$626,660
First ends
May 2054
New loan

New conventional

$3,605/mo
Lowest payment
Down payment
$51,500
Funds due
$62,249
Interest + MI left
$677,714
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$490,674$463,500
Second mortgage——
First P&I$3,242.89$3,139.91
Second P&I——
Mortgage insurance$231.77$92.70
Taxes, insurance & HOA$372.67$372.67
Total housing payment$3,847.32$3,605.28

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$24,326
Closing costs & prepaids$13,046
Usable credit−$0
Total buyer cash needed$37,373
Earnest money paid−$0
Remaining funds due$37,373
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$5,150.00
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)$618.00
Prepaid interest, first (9 days)$803.36

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 5 moOf the original 30-year loan at 6.64%
Interest already paid$85,531Through Dec 2026
Assumption only · ends May 2054$626,660
New conventional · ends Jan 2057$677,714