Mortgage Interest Deduction Calculator
Estimate potential tax savings from deductible mortgage interest and a marginal tax rate.
Deductible Interest
Enter valid inputs
Estimated Tax Savings
Enter valid inputs
After-Tax Interest Cost
Enter valid inputs
Guide
How it works
Use this calculator to estimate potential mortgage interest deduction savings.
What this calculator does
The mortgage interest deduction calculator estimates deductible interest, tax savings, and after-tax interest cost.
Mortgage Interest Deduction Formula
Estimated Tax Savings = Deductible Interest x Marginal Tax Rate
Example calculation
If deductible mortgage interest is 18,000 and your marginal tax rate is 24%, estimated tax savings are 4,320.
When to use this calculator
- estimating tax impact of mortgage interest
- comparing after-tax borrowing costs
- planning itemized deductions
- reviewing annual mortgage interest paid
FAQs
Is this tax advice?
No. Tax rules vary, and deduction eligibility depends on your situation.
Explore more
More calculators in this topic
Continue exploring
Related calculators
Explore the next calculations most relevant to this topic.
mortgages-home
Property Tax Calculator
Estimate annual and monthly property tax from property value and local tax rate.
mortgages-home
Mortgage Amortization Calculator
Calculate mortgage payment, total interest, and first-month principal from loan amount, rate, and term.
mortgages-home
Mortgage Refinance Calculator
Estimate refinance monthly savings, net savings, and break-even time.