Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,928/mo
Lowest payment
Down payment
$651,624
Funds due
$668,759
Interest + MI left
$104,404
First ends
Aug 2045
Assumption

Assumption + second

$5,983/mo
+$4,055/mo
Down payment
$85,624
Funds due
$107,254
Interest + MI left
$998,166
First ends
Aug 2045
New loan

New conventional

$5,944/mo
+$4,015/mo
Down payment
$85,624
Funds due
$103,723
Interest + MI left
$1,159,076
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$198,276$198,276$764,276
Second mortgage—$566,000—
First P&I$1,241.34$1,241.34$5,291.69
Second P&I—$4,054.89—
Mortgage insurance$187.79$187.79$152.86
Taxes, insurance & HOA$499.33$499.33$499.33
Total housing payment$1,928.46$5,983.35$5,943.88

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$85,624
Closing costs & prepaids$21,630
Usable credit−$0
Total buyer cash needed$107,254
Earnest money paid−$0
Remaining funds due$107,254
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$8,499.00
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)$848.00
Prepaid interest, first (27 days)$563.21
Prepaid interest, second (27 days)$3,244.81

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 27 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 8 moOf the original 30-year loan at 3.840%
Interest already paid$101,989Through Dec 2026
Assumption only · ends Aug 2045$104,404
Assumption + second · ends Aug 2045, second Jan 2057$998,166
New conventional · ends Jan 2057$1,159,076