Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$1,358/mo
Lowest payment
Down payment
$303,936
Funds due
$315,384
Interest + MI left
$67,527
First ends
May 2045
Assumption

Assumption + second

$3,221/mo
+$1,863/mo
Down payment
$43,936
Funds due
$57,131
Interest + MI left
$478,089
First ends
May 2045
New loan

New conventional

$3,143/mo
+$1,784/mo
Down payment
$43,936
Funds due
$53,723
Interest + MI left
$577,649
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$135,064$135,064$395,064
Second mortgage—$260,000—
First P&I$840.99$840.99$2,676.30
Second P&I—$1,862.67—
Mortgage insurance$130.06$130.06$79.01
Taxes, insurance & HOA$387.25$387.25$387.25
Total housing payment$1,358.30$3,220.97$3,142.57

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$43,936
Closing costs & prepaids$13,196
Usable credit−$0
Total buyer cash needed$57,131
Earnest money paid−$0
Remaining funds due$57,131
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$4,390.00
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)$526.75
Initial HOA (3 months)$185.01
Prepaid interest, first (9 days)$121.89
Prepaid interest, second (9 days)$496.85

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 9 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 closing18 yr 5 moOf the original 30-year loan at 3.66%
Interest already paid$68,349Through Dec 2026
Assumption only · ends May 2045$67,527
Assumption + second · ends May 2045, second Jan 2057$478,089
New conventional · ends Jan 2057$577,649