Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,464/mo
Lowest payment
Down payment
$173,463
Funds due
$184,011
Interest + MI left
$104,361
First ends
Aug 2050
Assumption

Assumption + second

$2,470/mo
+$1,005/mo
Down payment
$36,463
Funds due
$48,321
Interest + MI left
$329,254
First ends
Aug 2050
New loan

New conventional

$2,681/mo
+$1,217/mo
Down payment
$36,463
Funds due
$44,945
Interest + MI left
$489,085
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$185,537$185,537$322,537
Second mortgage—$137,000—
First P&I$928.32$928.32$2,233.18
Second P&I—$1,005.26—
Mortgage insurance$152.43$152.43$64.51
Taxes, insurance & HOA$383.67$383.67$383.67
Total housing payment$1,464.42$2,469.68$2,681.36

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$36,463
Closing costs & prepaids$11,858
Usable credit−$0
Total buyer cash needed$48,321
Earnest money paid−$0
Remaining funds due$48,321
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$3,590.00
Title & settlement$1,825.00
Recording fee$100.00
Second-loan charges$1,250.00
Home insurance (12 months up front)$1,800.00
Insurance escrow (3 months)$450.00
Property tax escrow (3 months)$701.00
Prepaid interest, first (2 days)$32.33
Prepaid interest, second (2 days)$60.05

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 2 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 9 moOf the original 30-year loan at 3.180%
Interest already paid$39,960Through Nov 2026
Assumption only · ends Aug 2050$104,361
Assumption + second · ends Aug 2050, second Dec 2056$329,254
New conventional · ends Dec 2056$489,085