Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,366/mo
Lowest payment
Down payment
$360,400
Funds due
$372,613
Interest + MI left
$50,948
First ends
Aug 2043
Assumption

Assumption + second

$3,601/mo
+$2,235/mo
Down payment
$48,400
Funds due
$61,929
Interest + MI left
$543,622
First ends
Aug 2043
New loan

New conventional

$3,531/mo
+$2,165/mo
Down payment
$48,400
Funds due
$58,405
Interest + MI left
$646,882
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$114,600$114,600$426,600
Second mortgage—$312,000—
First P&I$754.89$754.89$2,953.69
Second P&I—$2,235.21—
Mortgage insurance$118.93$118.93$85.32
Taxes, insurance & HOA$492.42$492.42$492.42
Total housing payment$1,366.24$3,601.45$3,531.43

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$48,400
Closing costs & prepaids$13,530
Usable credit−$0
Total buyer cash needed$61,929
Earnest money paid−$0
Remaining funds due$61,929
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)$692.25
Initial HOA (3 months)$285.00
Prepaid interest, first (1 days)$11.02
Prepaid interest, second (1 days)$66.25

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 1 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 9 moOf the original 30-year loan at 3.510%
Interest already paid$66,726Through Nov 2026
Assumption only · ends Aug 2043$50,948
Assumption + second · ends Aug 2043, second Dec 2056$543,622
New conventional · ends Dec 2056$646,882