A home equity loan can be used to pay off debt, but it replaces unsecured balances with borrowing secured by your home. This calculator estimates the monthly payment and total interest on a fixed-rate loan using the amount borrowed, APR, and term you enter; it does not determine whether you qualify or whether the transaction suits your circumstances.
Formula
The calculator uses the standard level-payment formula for a fixed-rate installment loan:
- Monthly payment: M = P × r ÷ [1 − (1 + r)−n]
- Total interest: I = M × n − P
P is the loan principal in dollars, r is the monthly interest rate as a decimal (APR ÷ 12 ÷ 100), n is the number of monthly payments (years × 12), M is the monthly payment in dollars, and I is total interest in dollars over the modeled term. The payment formula assumes equal monthly payments and a rate that does not change. The total-interest result uses the payment rounded to cents, as displayed.
Worked Example
Using the calculator’s default inputs—$20,000 principal, 8% APR, and a 5-year term:
- Convert APR to a monthly decimal rate: 8 ÷ 100 ÷ 12 = 0.0066667.
- Convert the term to payments: 5 × 12 = 60 months.
- Apply the payment formula: $20,000 × 0.0066667 ÷ [1 − (1.0066667)−60] = $405.53 per month, rounded to cents.
- Calculate interest using the displayed payment: $405.53 × 60 − $20,000 = $4,331.80.
Assumptions
- The interest rate is fixed for the full modeled term.
- Payments are monthly, equal in amount, and made at the end of each monthly period.
- Interest compounds monthly at APR divided by 12.
- The estimate excludes lender fees, closing costs, taxes, insurance, escrow, and any costs associated with paying off existing debts.
How a Home Equity Loan Pays Off Debt
A home equity loan is a lump-sum loan secured by the borrower’s home. A lender generally considers the property’s value and existing mortgage debt when evaluating an application, but eligibility, available borrowing, and terms depend on lender-specific assessment. The new loan has its own payment schedule. Borrowers may use its proceeds to pay creditors, but the calculator does not send payments or verify that old accounts have been cleared.
For example, suppose someone has $20,000 across several credit cards and borrows $20,000 through a home equity loan. If the loan proceeds pay those balances, the card debt may be reduced or eliminated, while a new $20,000 debt is secured against the home. The modeled monthly payment is $405.53 at the example inputs. Actual payoff amounts may differ because balances can change with interest, fees, pending transactions, or the timing of payments.
Consolidation changes the structure of debt; it does not erase it. A lower required payment can result from spreading repayment over more time, even if total interest over the full term is higher. Compare both the payment and the total amount paid, and consider the period over which each debt would otherwise be repaid.
Costs and Risks to Consider
The key distinction is collateral. Credit-card debt is typically unsecured, while a home equity loan is secured by the home. Falling behind on a secured loan can put the property at risk through the lender’s applicable collection and enforcement process. That risk remains even if the original debts were incurred on unsecured accounts.
- Upfront and ongoing costs: The loan may involve fees or other charges not included in the calculator. Ask for an itemized estimate and check whether costs are paid upfront or added to the balance.
- Longer repayment: A lower monthly bill can conceal more interest over time if repayment stretches longer. Use comparable payoff periods when reviewing alternatives.
- Spending and balances: If paid-off credit accounts are used again without a budget change, the borrower could end up with both the home-secured loan and new card balances.
- Changing circumstances: Income disruption, moving, or a change in property value can affect the practical consequences of carrying a loan secured by the home.
Do not treat the calculator’s total interest as a complete cost comparison. It omits fees and does not model the existing debts’ remaining payment schedules, variable rates, or future use of credit.
Compare the Alternatives Carefully
Other ways of addressing multiple debts have different costs and risks. A personal installment loan may be unsecured but has its own eligibility, APR, fees, and term. A balance transfer can have transfer costs and a promotional period, after which terms may change. A nonprofit credit-counseling organization may explain budgeting or debt-management options; services and eligibility vary. Paying debts individually avoids taking a new loan but may require managing multiple due dates and rates.
For a useful comparison, gather the current payoff balance, APR, minimum payment, and expected remaining repayment time for each debt. Then obtain the proposed loan’s written APR, payment, term, itemized charges, and total repayment amount. Confirm how the proceeds will reach creditors and how long payoff processing takes. These figures are inputs to review, not a prediction of approval or a recommendation to borrow.
Common Mistakes and Calculator Limits
A common mistake is entering the total of monthly payments instead of the amount needed to pay off balances. Request current payoff amounts, which can differ from statement balances. Another is treating APR as the monthly rate: the calculator converts an annual percentage rate to a monthly rate by dividing by 1,200.
The estimate assumes a fixed rate and regular monthly payments. It does not calculate a home’s equity, lender approval, taxes, closing costs, debt payoff quotes, or the effect of missed or extra payments. The default values are examples only. Enter the proposed principal, APR, and term supplied by the lender to see a mathematical estimate, and check the loan disclosure for the actual payment and charges.
Frequently Asked Questions
Can I use a home equity loan to pay off credit-card debt?
Loan proceeds may be used to pay debts, subject to the loan agreement and lender process. The loan is secured by the home, so moving card balances into it changes the collateral risk as well as the payment structure.
Does debt consolidation reduce the amount I owe?
Not by itself. A new loan pays creditors only to the extent its proceeds cover their payoff amounts; the borrower then owes the new loan balance, along with any applicable charges.
Will my monthly payment be lower?
It depends on the principal, APR, term, fees, and the payments being replaced. A longer term can lower the monthly payment while increasing the total interest paid over the life of the loan.
What happens if I cannot repay a home equity loan?
Because the loan is secured by the home, missed payments can have consequences for the property, in addition to other collection consequences. Contact the loan servicer promptly if payment difficulties arise and review the loan documents.
Is a home equity loan the same as a HELOC?
No. A home equity loan typically provides a lump sum repaid in scheduled installments. A home equity line of credit is a revolving credit arrangement with different access and repayment terms. The calculator models a fixed-rate lump-sum loan, not a line of credit.
This result is an estimate; the lender’s disclosure gives the exact figures.
Related
Formula used
in p | Loan amount | $ | 20000 | 1 | 100000000 in apr | Interest rate (APR) | % | 8 | 0.01 | 100 in yrs | Loan term | years | 5 | 0.0833 | 50 out pmt | Monthly payment | $ | p * (apr / 1200) / (1 - (1 + apr / 1200) ^ -(yrs * 12)) | 2 out int | Total interest | $ | pmt * yrs * 12 - p | 2
Each line is one input (in, sel, list) or one result (out: label, unit, formula, decimals). How the calculators work
Method: the standard loan formula for this calculation, fixed rate and monthly compounding unless stated, rounded as each result states. Not financial advice; no lender, rate or product is recommended. See formulas and assumptions, the disclaimer or report an error.
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