Amortization Calculator
Generate a complete amortization schedule for any loan — monthly breakdown of principal, interest, and remaining balance.
Monthly Payment
$0
Principal & Interest
Quick Answer
For a $250,000 loan at 7% interest over 30 years, the estimated monthly payment is approximately $1,663, with total interest paid of approximately $348,680 over the full loan term. Adjust the calculator above with your own loan amount and term for a personalized amortization schedule.
Amortization Schedule
| Period | Principal | Interest | Total Paid | Balance |
|---|
What is an Amortization Calculator?
Often searched simply as a "loan calculator," this amortization tool works for any fixed-rate loan type - mortgages, auto loans, personal loans, or student loans - showing you the exact principal and interest breakdown for every payment period.
An amortization calculator generates a complete payment schedule for any fixed-rate loan, showing exactly how much of each payment goes toward principal versus interest, and how your remaining balance decreases over time. It works for mortgages, auto loans, personal loans, or any installment loan with fixed monthly payments.
How to Use the Amortization Calculator Step by Step
- Enter your loan amount — the total principal you're borrowing.
- Enter your annual interest rate — the fixed rate on your loan.
- Select your loan term — from 5 to 30 years depending on your loan type.
- Set your start date — to see actual calendar dates for your payoff timeline.
- Choose yearly or monthly view — yearly for a quick summary, monthly for full detail.
- Review your schedule — see exactly how much principal and interest you pay each period until payoff.
Why Amortization Schedules Matter in 2026
With mortgage rates around 6.5% to 7.5% and other loan rates often higher in 2026, understanding your amortization schedule is more important than ever. Higher rates mean a larger portion of your early payments goes toward interest rather than principal, making it critical to see exactly when your balance starts decreasing faster.
| Loan Type | Typical Term | Avg. Rate (2026) |
|---|---|---|
| Mortgage | 15 – 30 years | 5.75% – 7.5% |
| Auto Loan | 3 – 7 years | 5% – 15% |
| Personal Loan | 1 – 7 years | 7% – 36% |
Rates are illustrative averages based on national market conditions in 2026 and vary by lender and credit profile.
How Amortization Works
- Early Payments: A larger share goes toward interest since your balance is highest at the start.
- Later Payments: More of each payment reduces principal as your balance shrinks and interest charged decreases.
- Fixed Total Payment: Your total monthly payment stays the same throughout the loan, but the principal-interest split shifts over time.
- Extra Payments: Any extra amount goes directly to principal, accelerating the shift toward faster balance reduction.
Amortization Calculator FAQs
Why does more of my payment go to interest at first?
Interest is calculated on your remaining balance, which is highest at the start of your loan. As you pay down principal over time, the interest charged each period decreases, so more of your fixed payment goes toward reducing the balance instead.
How can I use an amortization schedule to save money?
By reviewing your schedule, you can identify how extra payments toward principal in early years dramatically reduce future interest charges. Even one extra payment per year can shift your amortization curve significantly, saving thousands over the loan's lifetime.
What is the difference between amortization and a loan balance?
Amortization is the process of paying off debt through scheduled, fixed payments over time. Loan balance is simply the remaining amount owed at any given moment. The amortization schedule shows exactly how that balance decreases with each payment until it reaches zero.
Can I see a monthly breakdown for a 30-year loan?
Yes, this calculator lets you switch between a yearly summary view for a quick overview, or a full monthly detail view showing all 360 payments for a 30-year loan, including exact principal, interest, and remaining balance for each month.
Tips for Using Your Amortization Schedule
- Compare loan terms side by side: Run the calculator with different terms to see the interest tradeoff between 15-year and 30-year options.
- Plan extra payments strategically: Extra payments made earlier in the loan save more interest than the same amount paid later.
- Track your actual payoff date: Use the start date feature to see your exact calendar payoff month and year.
- Review before refinancing: Check how much equity or progress you've already made before deciding whether refinancing makes sense.
15-Year vs 30-Year Amortization Comparison
| 15-Year Term | 30-Year Term | |
|---|---|---|
| Monthly Payment | Higher | Lower |
| Total Interest Paid | Significantly lower | Significantly higher |
| Equity Build-Up | Much faster | Slower |
Disclaimer: This calculator provides estimates only and does not constitute financial advice. Actual amortization schedules may vary slightly based on your lender's exact calculation method and payment posting dates.