Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,110/mo
Lowest payment
Down payment
$627,883
Funds due
$646,474
Interest + MI left
$122,121
First ends
May 2043
Assumption

Assumption + second

$6,957/mo
+$3,847/mo
Down payment
$90,883
Funds due
$110,952
Interest + MI left
$970,089
First ends
May 2043
New loan

New conventional

$6,770/mo
+$3,661/mo
Down payment
$90,883
Funds due
$107,042
Interest + MI left
$1,234,663
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$277,117$277,117$814,117
Second mortgage—$537,000—
First P&I$1,848.52$1,848.52$5,636.78
Second P&I—$3,847.13—
Mortgage insurance$290.51$290.51$162.82
Taxes, insurance & HOA$970.83$970.83$970.83
Total housing payment$3,109.86$6,956.99$6,770.44

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$90,883
Closing costs & prepaids$20,069
Usable credit−$0
Total buyer cash needed$110,952
Earnest money paid−$0
Remaining funds due$110,952
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$9,050.00
Title & settlement$1,825.00
Recording fee$100.00
Second-loan charges$1,250.00
Home insurance (12 months up front)$2,600.00
Insurance escrow (3 months)$650.00
Property tax escrow (3 months)$2,262.50
Prepaid interest, first (2 days)$53.60
Prepaid interest, second (2 days)$228.04

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 closing16 yr 6 moOf the original 30-year loan at 3.530%
Interest already paid$166,452Through Nov 2026
Assumption only · ends May 2043$122,121
Assumption + second · ends May 2043, second Dec 2056$970,089
New conventional · ends Dec 2056$1,234,663