Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,589/mo
Lowest payment
Down payment
$703,620
Funds due
$719,932
Interest + MI left
$62,719
First ends
Jul 2041
Assumption

Assumption + second

$6,038/mo
+$4,449/mo
Down payment
$82,620
Funds due
$100,314
Interest + MI left
$1,043,330
First ends
Jul 2041
New loan

New conventional

$5,779/mo
+$4,190/mo
Down payment
$82,620
Funds due
$96,441
Interest + MI left
$1,125,869
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$121,380$121,380$742,380
Second mortgage—$621,000—
First P&I$969.51$969.51$5,140.09
Second P&I—$4,448.92—
Mortgage insurance$129.10$129.10$148.48
Taxes, insurance & HOA$490.42$490.42$490.42
Total housing payment$1,589.03$6,037.95$5,778.98

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$82,620
Closing costs & prepaids$17,694
Usable credit−$0
Total buyer cash needed$100,314
Earnest money paid−$0
Remaining funds due$100,314
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$8,250.00
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)$821.25
Prepaid interest, first (1 days)$16.36
Prepaid interest, second (1 days)$131.86

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 closing14 yr 8 moOf the original 30-year loan at 4.920%
Interest already paid$117,512Through Nov 2026
Assumption only · ends Jul 2041$62,719
Assumption + second · ends Jul 2041, second Dec 2056$1,043,330
New conventional · ends Dec 2056$1,125,869