Debt Consolidation Calculator
See how consolidating your debts into a single loan can reduce your monthly payment and total interest.
Results
Visualization
How It Works
The Debt Consolidation Calculator shows you how combining multiple debts into a single loan affects your monthly payment and total interest costs. This helps you determine whether consolidation could save you money and simplify your finances by replacing multiple payments with one. This tool is designed for both quick estimates and detailed planning scenarios. Results update instantly as you adjust inputs, making it easy to compare different approaches and understand how each variable affects the outcome. For best accuracy, use precise measurements rather than rough estimates, and consider running multiple scenarios to establish a realistic range of expected results.
The Formula
Variables
- P — Total Debt to Consolidate — the sum of all debts you're combining into one loan (credit cards, personal loans, etc.)
- r — Consolidation Loan Rate — the annual interest rate you'll pay on the new consolidation loan, expressed as a percentage
- n — Loan Term in Months — how long you'll take to repay the consolidation loan (e.g., 60 months for a 5-year loan)
- M — New Monthly Payment — the fixed amount you'll pay each month toward your consolidation loan
- I — Total Interest Paid — the sum of all interest charges over the life of the consolidation loan
Worked Example
Let's say you have $25,000 in total debt spread across three credit cards with varying rates. You find a consolidation loan offering 8% annual interest over 5 years (60 months). Using the calculator: your new monthly payment would be approximately $506. Over the 5-year term, you'd pay $30,360 total, meaning $5,360 in interest charges. If your current minimum payments across all three cards total $650 per month, consolidation would reduce that by $144 monthly. However, you'd need to compare this $5,360 in interest against what you'd pay if you continued with your current debts—if those cards averaged 18% interest, consolidation would save you thousands over time.
Practical Tips
- Check your credit score before applying for a consolidation loan—better credit scores qualify for lower interest rates, which is the primary benefit of consolidation. Even a 1-2% rate reduction significantly lowers total interest paid.
- Don't close old credit card accounts after consolidating—closing accounts reduces your available credit and can temporarily hurt your credit score. Keep them open but unused to maintain good credit utilization ratios.
- Calculate your break-even point by comparing total interest paid under consolidation versus your current debts. If you're only saving $200 in interest but paying closing fees of $500, consolidation may not be worthwhile.
- Be cautious about extending the loan term too long just to lower monthly payments—a 10-year consolidation loan costs far more in total interest than a 5-year loan, even at the same rate. Balance affordability with total cost.
- Review your spending habits before consolidating; if you accumulated credit card debt through overspending, consolidation alone won't solve the underlying problem. You may end up with both a consolidation loan and new credit card debt.
Frequently Asked Questions
Will debt consolidation hurt my credit score?
Initially, yes—applying for a new loan triggers a hard inquiry and creates a new account, both of which temporarily lower your score by 5-10 points. However, your score typically recovers within 3-6 months as you make on-time payments and reduce overall debt. Long-term, consolidation often improves your score by lowering your credit utilization ratio.
Is consolidation better than paying off debts one by one?
It depends on your interest rates and discipline. Consolidation works best when the new loan rate is significantly lower than your current debts' rates. The debt avalanche method (paying highest-rate debt first) may save more interest if you can stick to it without consolidating, but consolidation provides a simpler, single payment structure that helps many people stay on track.
What's the difference between debt consolidation and debt settlement?
Consolidation combines debts into one new loan at a potentially lower rate; you still pay 100% of what you owe. Settlement involves negotiating with creditors to pay less than the full amount owed, often resulting in significant credit damage and tax implications on forgiven debt. Consolidation is less risky for your credit.
Can I consolidate federal student loans with other debts?
Federal student loans have special protections (income-driven repayment plans, loan forgiveness programs, deferment options) that you lose if consolidated with non-federal debt. Generally, consolidate federal student loans only with other federal loans. Mixing them with credit cards or personal loans often costs you in lost benefits.
What if I can't qualify for a consolidation loan with a lower rate?
If you can't get approved for a lower rate due to poor credit, consolidation may not help. Instead, focus on improving your credit score (6-12 months of on-time payments), paying down the highest-rate debts first, or exploring a co-signer option if available. Sometimes waiting 6 months before applying improves your approval rate significantly.
Sources
- Federal Trade Commission: Debt Consolidation
- Consumer Financial Protection Bureau (CFPB): Debt Management
- Experian: How Debt Consolidation Affects Credit Score