Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,007/mo
Lowest payment
Down payment
$448,033
Funds due
$460,842
Interest + MI left
$21,136
First ends
Dec 2040
Assumption

Assumption + second

$3,858/mo
+$2,851/mo
Down payment
$50,033
Funds due
$66,289
Interest + MI left
$649,612
First ends
Dec 2040
New loan

New conventional

$3,749/mo
+$2,742/mo
Down payment
$50,033
Funds due
$62,741
Interest + MI left
$674,733
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$46,967$46,967$444,967
Second mortgage—$398,000—
First P&I$374.24$374.24$3,080.86
Second P&I—$2,851.32—
Mortgage insurance$53.13$53.13$88.99
Taxes, insurance & HOA$579.17$579.17$579.17
Total housing payment$1,006.53$3,857.86$3,749.02

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$50,033
Closing costs & prepaids$16,256
Usable credit−$0
Total buyer cash needed$66,289
Earnest money paid−$0
Remaining funds due$66,289
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,950.00
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)$1,237.50
Prepaid interest, first (26 days)$146.20
Prepaid interest, second (26 days)$2,197.18

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 26 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 closing14 yrOf the original 30-year loan at 4.370%
Interest already paid$43,821Through Dec 2026
Assumption only · ends Dec 2040$21,136
Assumption + second · ends Dec 2040, second Jan 2057$649,612
New conventional · ends Jan 2057$674,733