Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,900/mo
+$218/mo
Down payment
$17,820
Funds due
$30,002
Interest + MI left
$654,807
First ends
Apr 2054
New loan

New conventional

$3,682/mo
Lowest payment
Down payment
$53,400
Funds due
$63,253
Interest + MI left
$728,862
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$516,180$480,600
Second mortgage——
First P&I$3,398.16$3,327.58
Second P&I——
Mortgage insurance$243.87$96.12
Taxes, insurance & HOA$258.08$258.08
Total housing payment$3,900.11$3,681.78

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$17,820
Closing costs & prepaids$12,183
Usable credit−$0
Total buyer cash needed$30,002
Earnest money paid−$0
Remaining funds due$30,002
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$5,340.00
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)$19.25
Initial HOA (3 months)$255.00
Prepaid interest, first (1 days)$93.34

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 1 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 6.600%
Interest already paid$89,446Through Nov 2026
Assumption only · ends Apr 2054$654,807
New conventional · ends Dec 2056$728,862