Compare the three ways to buy

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

Cash to Close
Assumption

Assumption only

$3,089/mo
Lowest payment
Down payment
$321,656
Funds due
$338,275
Interest + MI left
$212,810
First ends
Sep 2050
Assumption

Assumption + second

$4,887/mo
+$1,798/mo
Down payment
$70,656
Funds due
$90,124
Interest + MI left
$609,161
First ends
Sep 2050
New loan

New conventional

$5,368/mo
+$2,279/mo
Down payment
$70,656
Funds due
$87,607
Interest + MI left
$954,441
First ends
Jan 2057

Monthly payment

The initial total housing payment for each option.

Assumption onlyAssumption + secondNew conventional
First mortgage$378,343$378,343$629,343
Second mortgage—$251,000—
First P&I$1,893.01$1,893.01$4,357.44
Second P&I—$1,798.19—
Mortgage insurance$310.84$310.84$125.87
Taxes, insurance & HOA$885.00$885.00$885.00
Total housing payment$3,088.85$4,887.05$5,368.31

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$70,656
Closing costs & prepaids$19,468
Usable credit−$0
Total buyer cash needed$90,124
Earnest money paid−$0
Remaining funds due$90,124
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$6,999.99
Title & settlement$1,825.00
Recording fee$100.00
Second-loan charges$1,250.00
Home insurance (12 months up front)$2,000.00
Insurance escrow (3 months)$500.00
Property tax escrow (3 months)$1,750.00
Initial HOA (3 months)$405.00
Prepaid interest, first (30 days)$988.87
Prepaid interest, second (30 days)$1,598.84

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 30 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 9 moOf the original 30-year loan at 3.180%
Interest already paid$81,486Through Dec 2026
Assumption only · ends Sep 2050$212,810
Assumption + second · ends Sep 2050, second Jan 2057$609,161
New conventional · ends Jan 2057$954,441