Mortgage Calculator
Mortgage Calculator
A mortgage is a loan used to purchase real estate. Understanding the key components helps you make informed decisions about home financing.
Key Terms
- Home Price — The purchase price of the property. This is the total amount you're paying for the home.
- Down Payment — The upfront cash you pay toward the purchase price. A 20% down payment is typically recommended to avoid PMI.
- Loan Amount — The amount you borrow (Home Price minus Down Payment).
- Interest Rate — The annual cost of borrowing, expressed as a percentage. Fixed rates remain constant over the loan term.
- Loan Term — The length of time to repay the loan. Common terms are 15 and 30 years.
- PMI (Private Mortgage Insurance) — Required if your down payment is less than 20%. Protects the lender if you default.
- Property Tax — Annual tax assessed by local government, typically 0.5% to 2.5% of home value.
- Home Insurance — Protects against damage to the property. Usually required by lenders.
- HOA Fees — Monthly fees for common area maintenance in condominiums or planned communities.
Mortgage Payment Formula
M = P[r(1+r)^n]/[(1+r)^n-1]
Where:
- M = Monthly payment
- P = Principal (loan amount)
- r = Monthly interest rate (annual rate ÷ 12)
- n = Total number of payments (loan term in years × 12)
Tips for Borrowers
- Aim for a 20% down payment to avoid PMI and get better rates.
- A 15-year mortgage saves significant interest but has higher monthly payments.
- Extra payments toward principal can shorten your loan term and save thousands in interest.
- Shop around with multiple lenders to find the best interest rate.
- Consider all costs including taxes, insurance, and PMI when budgeting.