Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,611/mo
+$340/mo
Down payment
$8,276
Funds due
$20,722
Interest + MI left
$607,723
First ends
Oct 2054
New loan

New conventional

$3,271/mo
Lowest payment
Down payment
$46,500
Funds due
$56,659
Interest + MI left
$611,916
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$456,724$418,500
Second mortgage——
First P&I$3,044.17$2,835.06
Second P&I——
Mortgage insurance$214.46$83.70
Taxes, insurance & HOA$352.67$352.67
Total housing payment$3,611.30$3,271.43

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$8,276
Closing costs & prepaids$12,447
Usable credit−$0
Total buyer cash needed$20,722
Earnest money paid−$0
Remaining funds due$20,722
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,650.00
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)$558.00
Prepaid interest, first (9 days)$763.54

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 10 moOf the original 30-year loan at 6.78%
Interest already paid$67,966Through Dec 2026
Assumption only · ends Oct 2054$607,723
New conventional · ends Jan 2057$611,916