Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,298/mo
Lowest payment
Down payment
$369,526
Funds due
$381,387
Interest + MI left
$38,813
First ends
May 2040
Assumption

Assumption + second

$3,619/mo
+$2,321/mo
Down payment
$45,526
Funds due
$58,706
Interest + MI left
$550,437
First ends
May 2040
New loan

New conventional

$3,406/mo
+$2,108/mo
Down payment
$45,526
Funds due
$55,203
Interest + MI left
$613,331
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$80,474$80,474$404,474
Second mortgage—$324,000—
First P&I$682.89$682.89$2,800.50
Second P&I—$2,321.18—
Mortgage insurance$90.42$90.42$80.89
Taxes, insurance & HOA$525.00$525.00$525.00
Total housing payment$1,298.30$3,619.48$3,406.39

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$45,526
Closing costs & prepaids$13,180
Usable credit−$0
Total buyer cash needed$58,706
Earnest money paid−$0
Remaining funds due$58,706
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,500.00
Title & settlement$1,825.00
Recording fee$100.00
Second-loan charges$1,250.00
Home insurance (12 months up front)$1,800.00
Insurance escrow (3 months)$450.00
Property tax escrow (3 months)$1,125.00
Prepaid interest, first (1 days)$10.96
Prepaid interest, second (1 days)$68.79

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 closing13 yr 6 moOf the original 30-year loan at 4.970%
Interest already paid$88,041Through Nov 2026
Assumption only · ends May 2040$38,813
Assumption + second · ends May 2040, second Dec 2056$550,437
New conventional · ends Dec 2056$613,331