Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$4,200/mo
+$110/mo
Down payment
$17,940
Funds due
$31,285
Interest + MI left
$585,741
First ends
May 2053
New loan

New conventional

$4,090/mo
Lowest payment
Down payment
$54,000
Funds due
$65,017
Interest + MI left
$737,052
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$522,060$486,000
Second mortgage——
First P&I$3,321.32$3,364.97
Second P&I——
Mortgage insurance$250.67$97.20
Taxes, insurance & HOA$627.75$627.75
Total housing payment$4,199.73$4,089.91

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$17,940
Closing costs & prepaids$13,346
Usable credit−$0
Total buyer cash needed$31,285
Earnest money paid−$0
Remaining funds due$31,285
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$5,400.00
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)$1,350.00
Initial HOA (3 months)$33.24
Prepaid interest, first (1 days)$87.53

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 6 moOf the original 30-year loan at 6.120%
Interest already paid$114,645Through Nov 2026
Assumption only · ends May 2053$585,741
New conventional · ends Dec 2056$737,052