Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,706/mo
Lowest payment
Down payment
$305,516
Funds due
$317,738
Interest + MI left
$89,810
First ends
Aug 2045
Assumption

Assumption + second

$3,554/mo
+$1,848/mo
Down payment
$47,516
Funds due
$61,097
Interest + MI left
$497,214
First ends
Aug 2045
New loan

New conventional

$3,532/mo
+$1,827/mo
Down payment
$47,516
Funds due
$57,600
Interest + MI left
$648,308
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$169,484$169,484$427,484
Second mortgage—$258,000—
First P&I$1,058.73$1,058.73$2,959.81
Second P&I—$1,848.34—
Mortgage insurance$159.97$159.97$85.50
Taxes, insurance & HOA$486.92$486.92$486.92
Total housing payment$1,705.61$3,553.95$3,532.23

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$47,516
Closing costs & prepaids$13,581
Usable credit−$0
Total buyer cash needed$61,097
Earnest money paid−$0
Remaining funds due$61,097
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,750.00
Title & settlement$1,825.00
Recording fee$100.00
Second-loan charges$1,250.00
Home insurance (12 months up front)$2,000.00
Insurance escrow (3 months)$500.00
Property tax escrow (3 months)$960.75
Prepaid interest, first (2 days)$35.75
Prepaid interest, second (2 days)$109.56

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 closing18 yr 9 moOf the original 30-year loan at 3.850%
Interest already paid$86,578Through Nov 2026
Assumption only · ends Aug 2045$89,810
Assumption + second · ends Aug 2045, second Dec 2056$497,214
New conventional · ends Dec 2056$648,308