Loan Recast Calculator

Managing a home loan or mortgage can be one of the most significant financial responsibilities in your life. But what if you could lower your monthly payments without going through the hassle of refinancing? That’s exactly what a Loan Recast Calculator helps you do.

Loan Recast Calculator

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What Is a Loan Recast?

Loan recasting is a process offered by many lenders that allows borrowers to apply a large lump-sum payment toward the principal of their mortgage. After the payment is made, the lender recalculates your monthly payments based on the remaining loan term and new, lower balance.

Unlike refinancing:

  • The interest rate stays the same.
  • The loan term stays the same.
  • You simply get lower monthly payments.

What Is a Loan Recast Calculator?

A Loan Recast Calculator helps you determine:

  • New monthly payment after recasting
  • Interest savings over the life of the loan
  • Total cost difference with and without recasting
  • Breakeven point to recover any recasting fees

It’s a great tool to analyze the financial benefit of making a large one-time payment toward your loan principal.


Why Use a Loan Recast Calculator?

  • 📉 Reduce your monthly payments
  • 💰 Avoid closing costs associated with refinancing
  • Keep your original loan term
  • 🔒 Retain your original interest rate
  • 🧮 Understand how a lump-sum payment affects total interest paid

How to Use the Loan Recast Calculator

Step 1: Enter Your Loan Information

  • Original Loan Amount
  • Current Loan Balance
  • Interest Rate (Annual %)
  • Remaining Loan Term (Years or Months)
  • Current Monthly Payment (Optional)

Step 2: Enter Recast Details

  • Lump-Sum Payment Amount
  • Date of Recast (When the lump sum will be applied)
  • Recasting Fee (if any)

Step 3: View Results

The calculator displays:

  • New monthly payment
  • Interest savings over time
  • Breakeven time (if there’s a fee)
  • Total cost savings compared to not recasting

Loan Recast Formula

The calculator uses the standard loan amortization formula, recalculating monthly payments based on the reduced balance:

New Monthly Payment Formula:

iniCopyEditM = P × r × (1 + r)^n / [(1 + r)^n – 1] 

Where:

  • M = monthly payment
  • P = new principal after lump-sum payment
  • r = monthly interest rate (annual rate ÷ 12)
  • n = remaining number of months

The calculator subtracts the lump-sum payment from the principal and keeps the remaining loan term the same.


Example Calculation

Current Loan Details:

  • Original Loan: $300,000
  • Interest Rate: 4%
  • Remaining Term: 25 years
  • Current Monthly Payment: ~$1,584

Lump-Sum Recast Payment: $50,000

New Balance: $250,000
New Monthly Payment (Post-Recast): ~$1,320

Result:

  • Monthly Payment Reduction: ~$264
  • Total Interest Saved Over Time: ~$20,000
  • Recast Fee: $250
  • Breakeven Point: ~1 year (you’ll recoup the fee in 12 months)

Benefits of Loan Recasting

  • ✅ Lower monthly payments without refinancing
  • ✅ Retain your current interest rate
  • ✅ No need for credit checks or appraisals
  • ✅ Low or no fees (compared to thousands for refinancing)
  • ✅ Ideal for borrowers with extra cash (bonuses, inheritance, asset sales)

When Should You Consider Loan Recasting?

  • You’ve received a lump-sum of money and want to reduce monthly obligations
  • You plan to stay in your home long-term
  • You don’t want to refinance or change your current loan
  • You have a low interest rate you want to keep
  • Your lender allows recasting (not all do)

Limitations of Loan Recasting

  • ❌ Not all loans are eligible (typically conventional loans only)
  • ❌ Doesn’t reduce loan term (only payment)
  • ❌ Some lenders charge a fee
  • ❌ Lump-sum typically required (usually $5,000+)
  • ❌ Not available for FHA, VA, or USDA loans

20 Frequently Asked Questions (FAQs)

1. What is a loan recast?

It’s a process where a lump-sum payment is applied to the loan principal, and monthly payments are recalculated lower.

2. Is refinancing the same as recasting?

No. Refinancing creates a new loan; recasting recalculates payments on the current one.

3. Does recasting reduce my interest rate?

No, the interest rate stays the same.

4. What types of loans can be recast?

Typically conventional loans. FHA, VA, and USDA loans usually do not allow recasting.

5. How much money do I need to recast?

Most lenders require a lump-sum of $5,000 or more.

6. Will recasting affect my credit score?

No, recasting has no impact on your credit.

7. Can I recast more than once?

Possibly. It depends on your lender’s policies.

8. What happens to the loan term?

The term remains the same. Only the monthly payment is reduced.

9. Can I shorten my term with recasting?

No. To shorten your loan term, you’ll need to refinance or make extra payments manually.

10. Do I save money with recasting?

Yes, especially on interest payments over time.

11. Is recasting better than refinancing?

If your interest rate is already low and you have a lump-sum, recasting is often better.

12. Are there fees for recasting?

Yes, typically between $150 and $500.

13. Is approval required for recasting?

Yes, your lender must approve it and allow recasting.

14. Can I recast after a home sale?

Yes, if you use the proceeds to make a large payment toward a new home loan.

15. What if I have a fixed-rate mortgage?

You can still recast, and your rate will remain fixed.

16. What if I have an adjustable-rate mortgage (ARM)?

Some ARMs allow recasting—check with your lender.

17. Does recasting help pay off my loan faster?

Not directly. It lowers payments but doesn’t shorten the term unless you pay extra monthly.

18. Will recasting affect my escrow payments?

No, but your total monthly mortgage bill (PITI) may decrease if escrow is a smaller portion.

19. How long does the recasting process take?

Usually 1–2 months after your payment is received and processed.

20. Can I simulate different lump-sum scenarios?

Yes! Use the Loan Recast Calculator to compare multiple options.


Final Thoughts

A Loan Recast Calculator is an essential tool for homeowners who want to reduce their monthly mortgage payments without the complications of refinancing. With no need to change lenders or take on closing costs, recasting offers a low-cost, low-stress way to gain payment flexibility—especially if you’ve come into extra funds.