Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,636/mo
+$321/mo
Down payment
$18,447
Funds due
$30,335
Interest + MI left
$609,921
First ends
May 2054
New loan

New conventional

$3,314/mo
Lowest payment
Down payment
$45,500
Funds due
$55,128
Interest + MI left
$621,034
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$436,553$409,500
Second mortgage——
First P&I$3,033.14$2,835.30
Second P&I——
Mortgage insurance$205.42$81.90
Taxes, insurance & HOA$397.25$397.25
Total housing payment$3,635.81$3,314.45

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$18,447
Closing costs & prepaids$11,888
Usable credit−$0
Total buyer cash needed$30,335
Earnest money paid−$0
Remaining funds due$30,335
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,550.00
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)$421.75
Initial HOA (3 months)$270.00
Prepaid interest, first (2 days)$171.51

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 2 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 6 moOf the original 30-year loan at 7.170%
Interest already paid$79,361Through Nov 2026
Assumption only · ends May 2054$609,921
New conventional · ends Dec 2056$621,034