Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,901/mo
+$675/mo
Down payment
$0
Funds due
$11,618
Interest + MI left
$636,891
First ends
Oct 2054
New loan

New conventional

$3,226/mo
Lowest payment
Down payment
$42,500
Funds due
$51,882
Interest + MI left
$580,087
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$476,965$382,500
Second mortgage——
First P&I$3,175.87$2,648.35
Second P&I——
Mortgage insurance$223.74$76.50
Taxes, insurance & HOA$501.42$501.42
Total housing payment$3,901.02$3,226.27

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$0
Closing costs & prepaids$11,618
Usable credit−$0
Total buyer cash needed$11,618
Earnest money paid−$0
Remaining funds due$11,618
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,250.00
Title & settlement$1,825.00
Recording fee$100.00
Home insurance (12 months up front)$1,800.00
Insurance escrow (3 months)$450.00
Property tax escrow (3 months)$610.25
Initial HOA (3 months)$444.00
Prepaid interest, first (1 days)$88.60

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 11 moOf the original 30-year loan at 6.780%
Interest already paid$68,211Through Nov 2026
Assumption only · ends Oct 2054$636,891
New conventional · ends Dec 2056$580,087