Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,422/mo
Lowest payment
Down payment
$460,593
Funds due
$474,297
Interest + MI left
$71,977
First ends
May 2046
Assumption

Assumption + second

$4,288/mo
+$2,866/mo
Down payment
$60,593
Funds due
$77,671
Interest + MI left
$703,611
First ends
May 2046
New loan

New conventional

$4,271/mo
+$2,850/mo
Down payment
$60,593
Funds due
$74,247
Interest + MI left
$805,753
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$138,407$138,407$538,407
Second mortgage—$400,000—
First P&I$827.90$827.90$3,698.48
Second P&I—$2,865.65—
Mortgage insurance$128.67$128.67$107.68
Taxes, insurance & HOA$465.33$465.33$465.33
Total housing payment$1,421.90$4,287.55$4,271.50

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$60,593
Closing costs & prepaids$17,077
Usable credit−$0
Total buyer cash needed$77,671
Earnest money paid−$0
Remaining funds due$77,671
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$5,990.00
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)$896.00
Prepaid interest, first (25 days)$343.17
Prepaid interest, second (25 days)$2,123.29

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 25 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 closing19 yr 5 moOf the original 30-year loan at 3.620%
Interest already paid$61,901Through Dec 2026
Assumption only · ends May 2046$71,977
Assumption + second · ends May 2046, second Jan 2057$703,611
New conventional · ends Jan 2057$805,753