Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$4,225/mo
Lowest payment
Down payment
$100,167
Funds due
$116,790
Interest + MI left
$335,255
First ends
Aug 2050
Assumption

Assumption + second

$4,466/mo
+$241/mo
Down payment
$70,167
Funds due
$88,247
Interest + MI left
$392,155
First ends
Aug 2050
New loan

New conventional

$5,197/mo
+$972/mo
Down payment
$70,167
Funds due
$86,375
Interest + MI left
$947,601
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$594,833$594,833$624,833
Second mortgage—$30,000—
First P&I$2,989.42$2,989.42$4,326.22
Second P&I—$241.39—
Mortgage insurance$489.63$489.63$124.97
Taxes, insurance & HOA$745.83$745.83$745.83
Total housing payment$4,224.89$4,466.27$5,197.02

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$70,167
Closing costs & prepaids$18,080
Usable credit−$0
Total buyer cash needed$88,247
Earnest money paid−$0
Remaining funds due$88,247
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$6,950.00
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)$1,737.50
Prepaid interest, first (28 days)$1,460.19
Prepaid interest, second (28 days)$207.12

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 28 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 closing23 yr 8 moOf the original 30-year loan at 3.200%
Interest already paid$130,781Through Dec 2026
Assumption only · ends Aug 2050$335,255
Assumption + second · ends Aug 2050, second Jan 2057$392,155
New conventional · ends Jan 2057$947,601