Payment Calculator — Free Monthly Loan Payments (2026)
Calculate fixed monthly loan payments over any term, see total interest and affordability, and compare lender offers before you borrow.
Loan Details
Monthly Payment
$512.91
Total Cost Breakdown
Loan Payoff Schedule
Full Repayment Schedule
About this calculator
Comprehensive Guide to Loan Payments
A loan payment is the fixed monthly amount you pay to repay borrowed money over a specified term. Understanding how loan payments work helps you evaluate loan affordability, compare offers from different lenders, and understand how much you'll actually pay over the life of a loan. Many borrowers are shocked to discover that a $200,000 mortgage costs $430,000+ over 30 years when interest is included. Learning to calculate payments helps you make informed borrowing decisions and evaluate whether shorter terms are worth the higher monthly payments.
Loan payments include both principal (the money you borrowed) and interest (what you pay for borrowing). Early in a loan, most of each payment goes to interest. Over time, as the principal decreases, more of each payment goes toward principal. Understanding this dynamic helps you see the benefit of extra principal payments and early payoff strategies.
How to Use the Loan Payment Calculator
Using our loan payment calculator is straightforward:
Enter Loan Amount
- Input the total amount borrowed
- This is the principal, not including interest
- Example: $25,000 car loan, $300,000 mortgage
Enter Annual Interest Rate
- Input the APR (Annual Percentage Rate)
- This is your interest rate as a percentage
- Varies: auto loans 3-10%, personal 6-36%, mortgages 4-8%
Enter Loan Term
- Input how many months or years to repay
- Common: auto loans 36-60 months, mortgages 360 months (30 years)
- Shorter terms = higher payments but less total interest
View Monthly Payment
- See the fixed amount you'll pay each month
- Use this for budgeting decisions
- Stays same throughout loan term
Analyze Total Cost
- View total amount paid over life of loan
- See total interest paid (often shocking!)
- Understand true cost of borrowing
Compare Loan Scenarios
- Test different loan amounts
- Test different terms (5 vs. 6 year auto loan)
- Evaluate whether extra payment worth it
Loan Payment Formulas
Monthly Loan Payment Formula
M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1 ]
Where:
- M = Monthly payment
- P = Principal loan amount
- i = Monthly interest rate (annual ÷ 12)
- n = Total number of payments (years × 12)
Example: $25,000 car loan at 6% APR for 5 years (60 months)
- Monthly rate: 6% ÷ 12 = 0.5% = 0.005
- M = $25,000 [ 0.005(1.005)^60 ] / [ (1.005)^60 - 1 ]
- M = $25,000 × 0.01933
- M = $483/month
Total Amount Paid
Total Paid = Monthly Payment × Number of Months
Example: $483 × 60 = $28,980
Total Interest Paid
Total Interest = Total Paid - Principal
Example: $28,980 - $25,000 = $3,980 in interest
Practical Loan Payment Examples
Example 1: Auto Loan Comparison
Scenario: $30,000 car, 6% APR, comparing 36 vs 60 month terms
36-Month Loan (3 years):
- Monthly payment: $30,000 × [0.005(1.005)^36] / [(1.005)^36 - 1] = $887
- Total paid: $887 × 36 = $31,932
- Total interest: $1,932
60-Month Loan (5 years):
- Monthly payment: $580
- Total paid: $580 × 60 = $34,800
- Total interest: $4,800
Comparison:
- Monthly savings (5-year): $307/month ($887 - $580)
- Extra interest paid: $2,868 more
- Break-even: Paying extra $307/month to principal on 3-year loan would save the $2,868
Decision: If budget allows $887/month, the 3-year loan saves $2,868. If only $580 is affordable, take the 5-year loan. The difference between 3 and 5-year is about $80/month per $10,000 borrowed.
Example 2: Mortgage Loan Analysis
Scenario: $300,000 mortgage at 6.5% APR
15-Year Mortgage (180 months):
- Monthly payment: $2,892
- Total paid: $520,560
- Total interest: $220,560
30-Year Mortgage (360 months):
- Monthly payment: $1,896
- Total paid: $682,560
- Total interest: $382,560
Comparison:
- Monthly savings (30-year): $996/month
- Extra interest paid: $162,000 more
- Early payoff: Paying extra $500/month on 30-year would pay off in ~21 years, saving ~$130,000 in interest
Decision: 30-year is affordable for most, but if budget allows 15-year, save $162,000. Adding $500/month to 30-year loan achieves similar payoff to 15-year without forcing higher monthly payment now.
Example 3: Personal Loan Comparison
Scenario: $10,000 personal loan at 12% APR
24-Month Loan:
- Monthly: $10,000 × [0.01(1.01)^24] / [(1.01)^24 - 1] = $464
- Total interest: $1,136
36-Month Loan:
- Monthly: $332
- Total interest: $1,952
48-Month Loan:
- Monthly: $263
- Total interest: $2,624
Assessment:
- 24-month forces higher payment but minimal interest
- 36-month is balanced (reasonable $332 payment)
- 48-month very low payment but adds significant interest
- Most choose 36-month as sweet spot
Example 4: Student Loan Monthly Payment
Scenario: $35,000 student loan debt at 5% average interest
10-Year Repayment (120 months):
- Monthly: $660
- Total interest: $44,100
20-Year Repayment (240 months):
- Monthly: $416
- Total interest: $64,920
Impact:
- Extra $244/month for 10 years saves $20,820 in interest
- Doubling loan period increases interest paid by 47%
- Federal loan forgiveness programs make 20-year attractive despite extra interest
Strategy: If income allows, pay 10-year. If income is limited, use 20-year. Consider putting any future income increases toward extra payments.
Example 5: Credit Card Debt as a Loan
Scenario: $5,000 credit card balance at 20% APR
If treated as a loan:
- 12 months: $438/month, $256 total interest
- 24 months: $253/month, $1,072 total interest
- 36 months: $198/month, $2,128 total interest
Reality vs reality:
- Most people pay minimum (~2%): ~$100/month, but balance GROWS (due to new charges)
- Credit card debt rarely treated as fixed loan with scheduled payoff
- This is why credit card debt is dangerous—compounds interest without fixed payment schedule
Strategy: If carrying credit card balance, treat it like a loan with fixed monthly payment to force payoff timeline.
Key Loan Payment Concepts
Principal vs. Interest Distribution
Early payments: Mostly interest, little principal Late payments: Mostly principal, little interest
Example, $25,000 loan, 6%, 5 years:
- Month 1: $125 interest, $358 principal
- Month 30: $63 interest, $420 principal
- Month 60: $2 interest, $481 principal
This is why extra payments early are valuable—they reduce principal fast, saving massive interest.
Fixed vs. Variable Rates
Fixed rate: Payment stays same entire loan. Easy to budget but locked into rate. Variable rate: Payment changes based on market rates. Could be cheaper or more expensive.
Fixed-rate loans are generally better for individuals (predictable budgeting). Variable better if rates expected to fall.
APR vs. Interest Rate
APR (Annual Percentage Rate): Includes interest rate plus fees. Use this for comparing loans. Interest Rate: Just the interest percentage. Never compare interest rates alone—APR is fairer.
Impact of Term Length
Every extra year roughly costs 1-2% in extra interest. A 6-year vs 5-year loan costs roughly 6-12% more in interest. Shorter terms almost always worth the higher payment.
Impact of Interest Rate on $25,000 Loan (60 months)
| Rate | Monthly Payment | Total Paid | Total Interest |
|---|---|---|---|
| 3% | $460.65 | $27,639 | $2,639 |
| 4% | $472.00 | $28,320 | $3,320 |
| 5% | $483.32 | $28,999 | $3,999 |
| 6% | $494.69 | $29,681 | $4,681 |
| 7% | $506.12 | $30,367 | $5,367 |
Each 1% increase in interest rate adds approximately $670-700 to total interest.
Frequently Asked Questions
What's a good monthly payment as a percentage of my income?
Financial advisors suggest: (1) Auto loan: No more than 15-20% of gross income; (2) Mortgage: No more than 28-31% of gross income (including taxes/insurance); (3) All debt: No more than 36-43% of gross income. Example: $5,000/month gross income, max car payment should be $750-1,000. If payment exceeds this, the loan is too large for your income.
Should I choose shortest term or smallest payment?
Depends on your financial situation. If income allows, shortest term saves massive interest. Example: $25,000 loan saves $2,868 going 3-year vs 5-year. If it means skipping savings or emergency fund, take longer term. Ideal: Afford payment with room for saving. Don't sacrifice emergency fund for lower interest—having no savings is riskier.
What happens if I pay extra toward my loan?
You reduce the principal, which reduces future interest significantly. Example: $25,000 loan, paying $50 extra monthly shortens payoff from 60 to ~52 months and saves $300+ in interest. The earlier in the loan you pay extra, the more interest you save. Paying extra in month 1 saves more than extra payment in month 59.
How much total interest will I pay on my loan?
Use the calculator to see exact total. General rule: You pay interest roughly equal to 5-15% of principal per year depending on rate and term. Example: $25,000 at 6% = about $750/year in interest initially. Over a 5-year loan averaging half the balance, roughly $3,750-4,000 total interest. Credit cards (20%) might cost $5,000/year on large balance!
Can I pay off a loan early without penalties?
Most fixed-rate loans have no prepayment penalties—you can pay extra anytime. Some loans, especially mortgages, check loan documents. Credit cards encourage minimum payments but never penalize extra. Always ask lender about prepayment penalties before borrowing. If penalties exist, factor into true cost comparison.
How accurate is this calculator?
This calculator provides estimates based on inputs you provide. Actual results may vary based on market conditions and individual circumstances.
Can I rely on this for decisions?
Use this as a planning tool, not financial advice. Consult professionals (financial advisor, tax accountant) before major decisions.
What assumptions does this use?
Check the methodology section for assumptions. Market rates, inflation, returns, and other factors change and affect accuracy.
Related Calculators
Loan Calculator • Amortization Calculator • Auto Loan Calculator
Sources & References
- Federal Reserve - Consumer Resources
- CFPB - Consumer Resources
- Federal Trade Commission - Money Matters
Disclaimer
This calculator is provided for educational and informational purposes only. It is not financial, legal, tax, or investment advice. The results are estimates based on the assumptions and inputs you provide.
Actual results may differ significantly due to:
- Changing interest rates and market conditions
- Taxes, fees, and charges not accounted for in the calculation
- Individual circumstances and variables not captured by the calculator
Please consult with a qualified financial advisor, tax professional, or attorney before making any financial decisions. Past performance does not guarantee future results. Always verify important calculations independently before relying on them.
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