Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,829/mo
+$390/mo
Down payment
$11,015
Funds due
$23,791
Interest + MI left
$636,529
First ends
May 2054
New loan

New conventional

$3,438/mo
Lowest payment
Down payment
$49,000
Funds due
$59,454
Interest + MI left
$644,815
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$478,985$441,000
Second mortgage——
First P&I$3,240.16$2,987.49
Second P&I——
Mortgage insurance$225.95$88.20
Taxes, insurance & HOA$362.67$362.67
Total housing payment$3,828.78$3,438.35

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$11,015
Closing costs & prepaids$12,776
Usable credit−$0
Total buyer cash needed$23,791
Earnest money paid−$0
Remaining funds due$23,791
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,900.00
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)$588.00
Prepaid interest, first (9 days)$812.57

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 9 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 5 moOf the original 30-year loan at 6.88%
Interest already paid$86,452Through Dec 2026
Assumption only · ends May 2054$636,529
New conventional · ends Jan 2057$644,815