Mortgage Calculator
Estimate monthly payments including principal, interest, taxes, and home insurance details.
Mortgage Parameters
Estimated Monthly Cost Breakdown
Understanding Your Mortgage Payments
A home mortgage loan is one of the largest financial investments you will make. Your monthly repayment consists of several key elements:
Principal & Interest
The principal is the money that goes directly to pay down the balance of your original home loan. The interest is the cost charged by the lender for borrowing those funds.
Property Tax
Local governments collect annual property taxes to fund schools, roads, police, and civil services. Lenders usually divide this into monthly escrow collections.
Home Insurance
Protects your property against hazards (fire, storms, theft). Lenders require this active policy to secure their investment interest.
What is the Mortgage Calculator?
The standard Mortgage Calculator is the most crucial tool for homebuyers. It accurately projects your PITI (Principal, Interest, Taxes, and Insurance) to ensure you can actually afford the monthly overhead of a new house.
How It Works (Algorithm)
The tool calculates the amortized bank payment using the loan principal and interest rate. However, a true mortgage payment also includes property taxes and homeowners insurance, which the calculator divides by 12 and stacks on top of the bank payment.
$$ \text{Monthly Payment} = PMT_{\text{loan}} + \frac{\text{Annual Taxes}}{12} + \frac{\text{Annual Insurance}}{12} $$
The complete PITI calculation for homeownership.
How to Use It
Enter the home's purchase price and your down payment. Input the interest rate and loan term (usually 15 or 30 years). The tool will output your base bank payment, and give you options to estimate local taxes and insurance for a full picture.