Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$4,732/mo
Lowest payment
Down payment
$354,508
Funds due
$375,285
Interest + MI left
$370,160
First ends
Feb 2050
Assumption

Assumption + second

$6,580/mo
+$1,848/mo
Down payment
$96,508
Funds due
$119,960
Interest + MI left
$777,564
First ends
Feb 2050
New loan

New conventional

$7,168/mo
+$2,436/mo
Down payment
$96,508
Funds due
$117,520
Interest + MI left
$1,309,544
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$605,492$605,492$863,492
Second mortgage—$258,000—
First P&I$3,214.16$3,214.16$5,978.64
Second P&I—$1,848.34—
Mortgage insurance$500.76$500.76$172.70
Taxes, insurance & HOA$1,016.67$1,016.67$1,016.67
Total housing payment$4,731.59$6,579.93$7,168.01

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$96,508
Closing costs & prepaids$23,452
Usable credit−$0
Total buyer cash needed$119,960
Earnest money paid−$0
Remaining funds due$119,960
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$9,600.00
Title & settlement$1,825.00
Recording fee$100.00
Second-loan charges$1,250.00
Home insurance (12 months up front)$2,600.00
Insurance escrow (3 months)$650.00
Property tax escrow (3 months)$2,400.00
Prepaid interest, first (26 days)$1,552.71
Prepaid interest, second (26 days)$1,424.30

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 26 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 2 moOf the original 30-year loan at 3.600%
Interest already paid$162,094Through Dec 2026
Assumption only · ends Feb 2050$370,160
Assumption + second · ends Feb 2050, second Jan 2057$777,564
New conventional · ends Jan 2057$1,309,544