Americans held $597.6 billion in personal loan debt as of 2025, with 67.5 million personal loans on credit reports, up 7% from the prior year according to Experian. TransUnion forecasts 11.2% growth in unsecured personal loan originations for 2026, marking the third consecutive year of expansion. The average personal loan balance is $19,333, and 38% of U.S. consumers now have at least one personal loan. The average personal loan interest rate is 12.28% as of June 2026 according to Bankrate, with the lowest available rate at 6.20% for borrowers with excellent credit. Credit unions offer a national average of 10.72%, while online fintech lenders hold a 42% share of originations. Whether you are consolidating credit card debt at 19.57% average APR into a lower-rate personal loan, funding a home renovation, or covering an emergency expense, knowing your numbers before you apply helps you borrow responsibly and compare lenders with confidence.
What This Calculator Does
Enter your loan amount, interest rate, loan term, and origination fee. The calculator instantly shows your monthly payment, total interest, and full cost of borrowing.
For related borrowing tools, try our Mortgage Calculator for home loans, or our Auto Loan Calculator for vehicle financing. You can also use our Credit Card Payoff Calculator to compare personal loan consolidation against your current credit card repayment plan.
Inputs Required
- Loan Amount: The total amount you want to borrow
- Annual Interest Rate: The yearly interest rate offered by the lender
- Loan Term: The number of years to repay the loan
- Origination Fee: An upfront fee some lenders charge, expressed as a percentage of the loan
Outputs Provided
- Monthly Payment: Your fixed payment each month for the life of the loan
- Total Payment: The sum of all monthly payments
- Total Interest: The total interest cost above the principal
- Origination Fee: The one-time fee charged at disbursement
- Total Cost: Combined total of all payments plus the origination fee
How the Calculation Works
Personal loan payments are calculated using the standard amortization formula. Each monthly payment covers the interest accrued on the remaining balance plus a portion of the principal. The balance reduces to zero by the final payment.
M = P x [r(1+r)^n] / [(1+r)^n - 1]
- M is the monthly payment
- P is the loan principal
- r is the monthly interest rate (annual rate divided by 12)
- n is the total number of monthly payments (years multiplied by 12)
The origination fee is calculated as a percentage of the principal and added on top of the total cost. It is a one-time charge deducted at funding, not included in your monthly payment, but it does increase the effective cost of the loan. Experian data from May 2026 shows that the difference between the lowest and highest personal loan APR offered to the same borrower can be 2.5 percentage points, translating to over $1,100 in interest savings on a $15,000 loan over 36 months.
How to Use the Calculator
- Enter the loan amount you need to borrow
- Input the annual interest rate from your lender or quote (the June 2026 national average is 12.28%)
- Select the loan term in years
- Enter the origination fee percentage if applicable (set to 0 if none)
- Review your monthly payment, total interest, and total cost instantly
Example Calculation
Suppose you borrow $15,000 at 12.28% annual interest for 3 years with a 2% origination fee:
- Monthly rate: 12.28% / 12 = 1.023%
- Number of payments: 36
- Monthly payment: approximately $501
- Total payments: approximately $18,036
- Total interest: approximately $3,036
- Origination fee: $300
- Total cost: approximately $18,336
Comparing a competing offer at 10.5% with a 3% origination fee: the monthly payment drops to approximately $488, but the larger fee ($450) may increase the total cost. This illustrates why comparing total cost, not just the monthly payment or interest rate, is essential. Experian reports that borrowers with exceptional credit (800-850) receive median APRs of 12.87%, while those with fair credit (580-669) face median APRs of 25.51%.
Real-World Scenarios
Credit Card Debt Consolidation in Phoenix
Maria in Phoenix carries three credit card balances totaling $18,000 at rates ranging from 19% to 26%. Her minimum monthly payments total $540, and at that rate it would take over 18 years to pay them off. She qualifies for a personal loan at 11.5% with a 2% origination fee for 4 years. Using the calculator, she sees a monthly payment of approximately $469 and total interest of approximately $4,512, plus a $360 origination fee. Her monthly obligation drops by $71, and she will be debt-free in 4 years instead of 18. The total cost of approximately $8,872 is far less than the estimated $30,000+ in interest she would pay making minimum credit card payments. TransUnion reports that the average personal loan borrower carries $11,699 in debt, and debt consolidation remains the most common use case.
Home Renovation Without Equity in Minneapolis
David in Minneapolis wants to renovate his bathroom for $10,000. He purchased his home two years ago and does not have enough equity for a home equity loan. He compares two personal loan offers using the calculator: a 3-year loan at 9.8% with no origination fee (monthly payment approximately $322, total interest approximately $1,592) versus a 5-year loan at 10.5% with a 1% fee (monthly payment approximately $215, total interest approximately $2,900, plus $100 fee). The shorter term costs $1,408 less in total but requires $107 more per month. David chooses the 3-year option because the monthly payment fits his budget and he wants to minimize total interest. Bankrate reports that the lowest available personal loan rate as of June 2026 is 6.20%, but only for borrowers with excellent credit.
Emergency Medical Expense in Houston
Lisa in Houston faces an unexpected $6,000 medical bill after an emergency room visit and follow-up treatment. She has a credit score of 680, which Experian data places in the "good" range with typical APRs around 15.64% for a 36-month loan. Using the calculator, she determines that a 2-year loan at 15.5% gives a monthly payment of approximately $293 and total interest of approximately $1,032. A 3-year term drops the payment to approximately $210 but increases total interest to approximately $1,556. She chooses the 2-year term because the $293 payment fits her budget and saves $524 in interest. She also checks whether the hospital offers a payment plan at 0% interest, which would be cheaper than any personal loan.
Common Mistakes to Avoid
- Ignoring origination fees: A low rate with a high fee can be more expensive than a slightly higher rate with no fee. Always compare total cost, not just the APR. Experian data shows that shopping around can save up to 2.5 percentage points on APR, translating to over $1,100 in savings on a $15,000 loan
- Choosing the longest term to minimize payments: This significantly increases total interest paid. A 5-year loan at 12% on $15,000 costs approximately $5,000 in interest versus approximately $2,800 for a 3-year loan at the same rate
- Not checking for prepayment penalties: Some lenders charge fees if you pay off the loan early, which limits flexibility. Most reputable online lenders and credit unions do not charge prepayment penalties, but always confirm in the loan agreement
- Confusing quoted rate with APR: APR includes fees and reflects the true annual cost more accurately. A 10% interest rate with a 4% origination fee has a higher APR than a 10.5% rate with no fee for short-term loans
- Borrowing more than needed: A larger loan increases interest charges even if you do not use the full amount. The average personal loan balance is $19,333 according to Experian, but borrowing only what you need keeps costs down
- Overlooking credit unions: Credit unions offer a national average personal loan rate of 10.72%, significantly lower than the 12.06% average at commercial banks, with a legal rate cap of 18% at federal credit unions
Limitations of This Calculator
This calculator provides estimates for fixed-rate personal loans based on the inputs you provide. It does not account for variable-rate loans, which can change over the term. It does not include late fees, insufficient funds fees, or payment protection insurance, all of which increase the real cost of borrowing. The origination fee is shown as a separate line item but is not factored into the APR calculation. Actual rates depend on your credit score, income, debt-to-income ratio, employment history, and lender-specific policies. Experian data shows that rates vary by over 20 percentage points between exceptional (800+) and poor (under 580) credit tiers. For a complete cost comparison, request the full loan disclosure from your lender, which includes the APR and all fees. State regulations may impose rate caps or additional requirements.
Authoritative Research and Resources
- Bankrate: Average Personal Loan Interest Rates (June 2026) - Bankrate Monitor data tracking the average personal loan rate at 12.28% as of June 10, 2026, with the lowest available rate at 6.20% and credit union averages at 10.72%.
- Experian: Personal Loan Study 2026 - Experian's annual analysis showing $597.6 billion in total personal loan balances, an average balance of $19,333, and 38% of consumers holding at least one personal loan.
- TransUnion: Q4 2025 Credit Industry Insights Report and 2026 Originations Forecast - TransUnion's quarterly report showing $276 billion in unsecured personal loan balances across 26.4 million consumers, with 11.2% origination growth forecast for 2026.