Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$2,983/mo
+$171/mo
Down payment
$18,201
Funds due
$28,861
Interest + MI left
$500,893
First ends
May 2054
New loan

New conventional

$2,812/mo
Lowest payment
Down payment
$40,000
Funds due
$48,464
Interest + MI left
$545,963
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$381,798$359,999
Second mortgage——
First P&I$2,555.24$2,492.56
Second P&I——
Mortgage insurance$180.01$72.00
Taxes, insurance & HOA$247.83$247.83
Total housing payment$2,983.08$2,812.39

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$18,201
Closing costs & prepaids$10,660
Usable credit−$0
Total buyer cash needed$28,861
Earnest money paid−$0
Remaining funds due$28,861
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$3,999.99
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)$293.50
Prepaid interest, first (2 days)$141.84

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 6.780%
Interest already paid$65,700Through Nov 2026
Assumption only · ends May 2054$500,893
New conventional · ends Dec 2056$545,963