Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$5,643/mo
Lowest payment
Down payment
$5,117,444
Funds due
$5,188,026
Interest + MI left
$516,613
First ends
Aug 2053
Assumption

Assumption + second

$38,290/mo
+$32,647/mo
Down payment
$560,444
Funds due
$640,984
Interest + MI left
$7,712,499
First ends
Aug 2053
New loan

New conventional

$37,567/mo
+$31,924/mo
Down payment
$560,444
Funds due
$631,842
Interest + MI left
$7,361,354
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$477,556$477,556$5,034,556
Second mortgage—$4,557,000—
First P&I$2,959.29$2,959.29$34,105.84
Second P&I—$32,646.91—
Mortgage insurance$229.17$229.17$1,006.91
Taxes, insurance & HOA$2,454.67$2,454.67$2,454.67
Total housing payment$5,643.12$38,290.03$37,567.41

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$560,444
Closing costs & prepaids$80,540
Usable credit−$0
Total buyer cash needed$640,984
Earnest money paid−$0
Remaining funds due$640,984
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$55,950.00
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)$6,714.00
Prepaid interest, first (9 days)$692.39
Prepaid interest, second (9 days)$8,708.24

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 9 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 closing26 yr 8 moOf the original 30-year loan at 5.88%
Interest already paid$95,927Through Dec 2026
Assumption only · ends Aug 2053$516,613
Assumption + second · ends Aug 2053, second Jan 2057$7,712,499
New conventional · ends Jan 2057$7,361,354