Finance

Personal Loan Calculator

Calculate your monthly payment, total interest, and total cost for a personal loan. Compare different amounts, rates, and terms.

Quick Answer

A $15,000 personal loan at 10.5% for 36 months costs about $488/month. You'll pay roughly $2,570 in total interest, making your total cost $17,570.

Loan Details

$
%
Monthly Payment
$487.54
Loan Amount
$15,000
Total Interest
$2,551
Total Cost
$17,551

Yearly Amortization Summary

YearPrincipalInterestBalance
1$4,487$1,363$10,513
2$4,982$869$5,531
3$5,531$320$0
Disclaimer: This calculator provides estimates for informational purposes only and should not be considered financial advice. Consult a qualified financial advisor for personalized guidance.

About This Tool

The Personal Loan Calculator helps you understand the true cost of borrowing before you commit. Enter your loan amount, interest rate, and term to instantly see your monthly payment, total interest paid, and overall cost. The yearly amortization summary shows how your payments split between principal and interest over time.

How Personal Loan Payments Work

Personal loans are installment loans with fixed monthly payments over a set term. Each payment includes both principal (reducing what you owe) and interest (the lender's fee). Early in the loan, most of your payment goes to interest. As the balance decreases, more goes toward principal. The payment stays the same — only the split changes.

Factors That Determine Your Rate

Your interest rate depends primarily on your credit score, income, and debt-to-income ratio. Excellent credit (750+) typically qualifies for 6-10%. Good credit (700-749) sees 10-15%. Fair credit (650-699) often lands at 15-25%. Below 650, rates can exceed 25-36%. Secured personal loans (backed by collateral) may offer lower rates. Shopping multiple lenders and getting prequalified helps you find the best rate without multiple hard inquiries.

Choosing the Right Loan Term

Shorter terms mean higher monthly payments but significantly less total interest. A $20,000 loan at 10% costs $645/month over 36 months ($3,230 total interest) versus $425/month over 60 months ($5,500 total interest). That lower monthly payment costs you an extra $2,270. Pick the shortest term you can comfortably afford — your wallet will thank you in the long run.

Common Uses for Personal Loans

People use personal loans for debt consolidation (combining high-interest credit cards into one lower-rate payment), home improvements, medical expenses, moving costs, and major purchases. They're generally not recommended for discretionary spending, vacations, or investments since you're paying interest on borrowed money. If you're consolidating debt, make sure the personal loan rate is actually lower than what you're currently paying.

Frequently Asked Questions

How is a personal loan monthly payment calculated?
The monthly payment uses the standard amortization formula: M = P[r(1+r)^n] / [(1+r)^n - 1], where P is the loan amount, r is the monthly interest rate, and n is the number of monthly payments. This formula ensures equal payments that fully repay the loan by the end of the term.
What interest rate can I expect on a personal loan?
Personal loan rates typically range from 6% to 36% depending on your credit score, income, debt-to-income ratio, and lender. Borrowers with excellent credit (750+) often qualify for rates between 6-10%. Average credit (650-700) typically sees 15-20%. Rates above 20% are common for lower credit scores. Always compare multiple lenders.
Is a personal loan better than a credit card for large purchases?
Often yes. Personal loans usually have lower interest rates than credit cards (average ~22% for cards vs. 12% for personal loans) and a fixed repayment schedule. The fixed monthly payment and end date help with budgeting and ensure you actually pay off the debt. Credit cards with revolving balances can trap you in minimum payments for years.
What loan term should I choose?
Shorter terms (24-36 months) mean higher monthly payments but less total interest. Longer terms (60-84 months) lower your monthly payment but cost more overall. For example, a $20,000 loan at 10% costs $4,350 in interest over 36 months but $7,900 over 60 months. Choose a term where the payment fits your budget without overstretching the timeline.
Does applying for a personal loan hurt my credit score?
A formal loan application triggers a hard inquiry, which typically lowers your score by 5-10 points temporarily. However, many lenders offer prequalification with a soft pull that doesn't affect your score. Shopping multiple lenders within a 14-45 day window (depending on the scoring model) usually counts as a single inquiry.