Comprehensive Mortgage Calculator

Calculate your mortgage payments with our comprehensive calculator featuring biweekly payments, amortization schedules, DTI calculations, and extra payment analysis.

Loan Details
Enter your mortgage information to get accurate calculations

$300,000

20.0% of home price ($60,000)

Additional Costs
Monthly expenses beyond mortgage

$3,000

$1,200

Required if down payment < 20% ($0)

$0

Extra Payments
Pay off your mortgage faster

Monthly Payment

$1,517

Principal & Interest

Total Monthly

$1,867

Including all costs

Total Interest

$306,107

Over life of loan

Total Cost

$546,107

Principal + Interest

Payment Breakdown

Total Cost

$546,107
Over 30 years

Principal

$240,000
43.9% of total

Interest

$306,107
56.1% of total

Payment Breakdown

Principal43.9%
$240,000
Interest56.1%
$306,107
Interest vs Principal Ratio
You'll pay 56% in interest
That's $66,107 more than the original loan amount
Amortization Schedule
See how your loan balance decreases over time
YearPaymentPrincipalInterestBalance
1$1,517$217$1,300$239,783
1$1,517$230$1,287$237,317
2$1,517$246$1,271$234,455
3$1,517$262$1,255$231,401
4$1,517$280$1,237$228,143
5$1,517$298$1,219$224,666
6$1,517$318$1,199$220,957
7$1,517$340$1,177$216,999
8$1,517$362$1,155$212,776
9$1,517$387$1,130$208,270
10$1,517$413$1,104$203,463
11$1,517$440$1,077$198,333
12$1,517$470$1,047$192,860
13$1,517$501$1,016$187,021
14$1,517$535$982$180,790
15$1,517$571$946$174,142
16$1,517$609$908$167,049
17$1,517$650$867$159,481
18$1,517$693$824$151,405
19$1,517$740$777$142,790
20$1,517$789$728$133,597
21$1,517$842$675$123,788
22$1,517$898$619$113,323
23$1,517$958$559$102,156
24$1,517$1,023$494$90,242
25$1,517$1,091$426$77,530
26$1,517$1,164$353$63,967
27$1,517$1,242$275$49,495
28$1,517$1,325$192$34,054
29$1,517$1,414$103$17,579
30$1,517$1,509$8$0

Comprehensive Mortgage Calculator Features

Biweekly Mortgage Payments

Calculate biweekly mortgage payments to save thousands in interest and pay off your loan faster.

Amortization Schedule

View detailed breakdown of how your payments are applied to principal and interest over time.

DTI Calculator

Calculate your debt-to-income ratio to determine mortgage qualification and affordability.

Extra Payment Analysis

See how additional payments can save you thousands in interest and shorten your loan term.

Mortgage Payoff Calculator

Calculate mortgage payoff with extra principal payments to see how much you can save.

Comprehensive Analysis

Get complete mortgage analysis with taxes, insurance, PMI, and closing costs included.