Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,096/mo
Lowest payment
Down payment
$38,540
Funds due
$46,839
Interest + MI left
$75,924
First ends
May 2048
Assumption

Assumption + second

$1,402/mo
+$306/mo
Down payment
$8,540
Funds due
$18,138
Interest + MI left
$155,977
First ends
May 2048
New loan

New conventional

$1,342/mo
+$246/mo
Down payment
$8,540
Funds due
$15,035
Interest + MI left
$222,070
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$121,360$121,360$151,360
Second mortgage—$30,000—
First P&I$705.70$705.70$1,025.37
Second P&I—$305.70—
Mortgage insurance$104.33$104.33$30.27
Taxes, insurance & HOA$285.92$285.92$285.92
Total housing payment$1,095.94$1,401.64$1,341.55

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$8,540
Closing costs & prepaids$9,598
Usable credit−$0
Total buyer cash needed$18,138
Earnest money paid−$0
Remaining funds due$18,138
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$1,599.00
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)$407.75
Prepaid interest, first (5 days)$67.00
Prepaid interest, second (5 days)$48.80

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 5 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 5 moOf the original 30-year loan at 4.03%
Interest already paid$46,764Through Dec 2026
Assumption only · ends May 2048$75,924
Assumption + second · ends May 2048, second Jan 2057$155,977
New conventional · ends Jan 2057$222,070