Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,702/mo
Lowest payment
Down payment
$488,896
Funds due
$503,118
Interest + MI left
$132,920
First ends
Nov 2048
Assumption

Assumption + second

$4,718/mo
+$3,016/mo
Down payment
$67,896
Funds due
$84,172
Interest + MI left
$797,714
First ends
Nov 2048
New loan

New conventional

$4,656/mo
+$2,954/mo
Down payment
$67,896
Funds due
$80,501
Interest + MI left
$884,762
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$184,104$184,104$605,104
Second mortgage—$421,000—
First P&I$1,112.42$1,112.42$4,099.19
Second P&I—$3,016.10—
Mortgage insurance$153.71$153.71$121.02
Taxes, insurance & HOA$435.83$435.83$435.83
Total housing payment$1,701.96$4,718.06$4,656.04

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$67,896
Closing costs & prepaids$16,276
Usable credit−$0
Total buyer cash needed$84,172
Earnest money paid−$0
Remaining funds due$84,172
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$6,730.00
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)$807.50
Prepaid interest, first (9 days)$208.82
Prepaid interest, second (9 days)$804.51

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 closing21 yr 11 moOf the original 30-year loan at 4.6%
Interest already paid$75,012Through Dec 2026
Assumption only · ends Nov 2048$132,920
Assumption + second · ends Nov 2048, second Jan 2057$797,714
New conventional · ends Jan 2057$884,762