Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,719/mo
Lowest payment
Down payment
$331,405
Funds due
$343,937
Interest + MI left
$68,777
First ends
Aug 2043
Assumption

Assumption + second

$3,747/mo
+$2,027/mo
Down payment
$48,405
Funds due
$62,368
Interest + MI left
$515,658
First ends
Aug 2043
New loan

New conventional

$3,557/mo
+$1,837/mo
Down payment
$48,405
Funds due
$58,859
Interest + MI left
$622,185
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$147,595$147,595$430,595
Second mortgage—$283,000—
First P&I$993.57$993.57$2,896.64
Second P&I—$2,027.45—
Mortgage insurance$151.97$151.97$86.12
Taxes, insurance & HOA$573.83$573.83$573.83
Total housing payment$1,719.37$3,746.82$3,556.59

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$48,405
Closing costs & prepaids$13,962
Usable credit−$0
Total buyer cash needed$62,368
Earnest money paid−$0
Remaining funds due$62,368
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,790.00
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)$1,221.50
Prepaid interest, first (3 days)$45.49
Prepaid interest, second (3 days)$180.27

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 3 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 8 moOf the original 30-year loan at 3.75%
Interest already paid$92,025Through Dec 2026
Assumption only · ends Aug 2043$68,777
Assumption + second · ends Aug 2043, second Jan 2057$515,658
New conventional · ends Jan 2057$622,185