Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,452/mo
Lowest payment
Down payment
$381,000
Funds due
$392,007
Interest + MI left
$0
First ends
Oct 2025
Assumption

Assumption + second

$3,902/mo
+$2,450/mo
Down payment
$39,000
Funds due
$51,620
Interest + MI left
$540,047
First ends
Oct 2025
New loan

New conventional

$2,859/mo
+$1,407/mo
Down payment
$39,000
Funds due
$48,153
Interest + MI left
$499,992
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$0$0$342,000
Second mortgage—$342,000—
First P&I$977.75$977.75$2,316.83
Second P&I—$2,450.13—
Mortgage insurance——$68.40
Taxes, insurance & HOA$473.83$473.83$473.83
Total housing payment$1,451.59$3,901.72$2,859.06

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$39,000
Closing costs & prepaids$12,620
Usable credit−$0
Total buyer cash needed$51,620
Earnest money paid−$0
Remaining funds due$51,620
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$3,810.00
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)$971.50
Prepaid interest, second (5 days)$363.08

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 closing0 moOf the original 15-year loan at 4.5%
Interest already paid$48,184Through Oct 2025
Assumption only · ends Oct 2025$0
Assumption + second · ends Oct 2025, second Jan 2057$540,047
New conventional · ends Jan 2057$499,992