Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$4,746/mo
+$153/mo
Down payment
$29,678
Funds due
$43,750
Interest + MI left
$803,256
First ends
Mar 2055
New loan

New conventional

$4,592/mo
Lowest payment
Down payment
$63,900
Funds due
$75,546
Interest + MI left
$872,178
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$609,322$575,100
Second mortgage——
First P&I$3,965.61$3,981.88
Second P&I——
Mortgage insurance$284.59$115.02
Taxes, insurance & HOA$495.58$495.58
Total housing payment$4,745.78$4,592.48

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$29,678
Closing costs & prepaids$14,072
Usable credit−$0
Total buyer cash needed$43,750
Earnest money paid−$0
Remaining funds due$43,750
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$6,390.00
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)$986.75
Prepaid interest, first (2 days)$220.36

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 closing28 yr 4 moOf the original 30-year loan at 6.600%
Interest already paid$67,707Through Nov 2026
Assumption only · ends Mar 2055$803,256
New conventional · ends Dec 2056$872,178