Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,518/mo
+$385/mo
Down payment
$0
Funds due
$11,510
Interest + MI left
$523,301
First ends
Sep 2053
New loan

New conventional

$3,133/mo
Lowest payment
Down payment
$40,500
Funds due
$49,802
Interest + MI left
$552,789
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$415,260$364,500
Second mortgage——
First P&I$2,784.32$2,523.72
Second P&I——
Mortgage insurance$197.56$72.90
Taxes, insurance & HOA$536.08$536.08
Total housing payment$3,517.96$3,132.71

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$0
Closing costs & prepaids$11,510
Usable credit−$0
Total buyer cash needed$11,510
Earnest money paid−$0
Remaining funds due$11,510
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,050.00
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)$1,158.25
Prepaid interest, first (1 days)$76.34

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 closing26 yr 10 moOf the original 30-year loan at 6.710%
Interest already paid$90,017Through Nov 2026
Assumption only · ends Sep 2053$523,301
New conventional · ends Dec 2056$552,789