Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,602/mo
Lowest payment
Down payment
$708,803
Funds due
$730,305
Interest + MI left
$109,243
First ends
Jan 2042
Assumption

Assumption + second

$7,994/mo
+$4,392/mo
Down payment
$95,803
Funds due
$122,200
Interest + MI left
$1,077,222
First ends
Jan 2042
New loan

New conventional

$7,641/mo
+$4,038/mo
Down payment
$95,803
Funds due
$118,641
Interest + MI left
$1,293,931
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$240,197$240,197$853,197
Second mortgage—$613,000—
First P&I$1,777.99$1,777.99$5,907.36
Second P&I—$4,391.61—
Mortgage insurance$261.58$261.58$170.64
Taxes, insurance & HOA$1,562.50$1,562.50$1,562.50
Total housing payment$3,602.07$7,993.68$7,640.50

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$95,803
Closing costs & prepaids$26,397
Usable credit−$0
Total buyer cash needed$122,200
Earnest money paid−$0
Remaining funds due$122,200
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$9,490.00
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)$2,372.50
Initial HOA (3 months)$1,665.00
Prepaid interest, first (28 days)$749.94
Prepaid interest, second (28 days)$3,644.41

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 closing15 yr 1 moOf the original 30-year loan at 4.070%
Interest already paid$189,166Through Dec 2026
Assumption only · ends Jan 2042$109,243
Assumption + second · ends Jan 2042, second Jan 2057$1,077,222
New conventional · ends Jan 2057$1,293,931