Mortgages & Homeownership Calculators

Use 13 free online financial calculators for mortgages, loans, debt payoff, savings, investing, education finance, and business planning. Choose a category below to find the right calculator for your decision.

Make the calculation match the financial decision

Home-finance decisions happen in a sequence. Before shopping, estimate a price range from income, debts, cash available, and a payment you can sustain. Once a property and loan quote are known, calculate the complete monthly cost rather than principal and interest alone.

After closing, the question changes from affordability to loan management. Amortization shows how principal builds over time, extra-payment analysis tests faster payoff, and refinance analysis compares future savings with the upfront cost and the time required to break even.

Pillar calculator

Start with Mortgage Calculator

Calculate a fixed-rate mortgage payment with principal, interest, property taxes, homeowners insurance, HOA fees, PMI and extra principal payments.

Open the pillar calculator

Choose the calculator for your next question

Start with the question you can answer from information you already have. Move to the next tool only when the first result gives you the inputs or boundary you need.

Calculator selection guide for Mortgages & Homeownership
Calculator	Use it when
Home Affordability Calculator	You need a responsible purchase-price range before comparing listings.
Mortgage Calculator	You have a price, down payment, interest rate, and loan term.
Amortization Calculator	You want to see principal, interest, and balance by payment period.
Closing Costs Calculator	You are estimating the cash needed in addition to the down payment.
Mortgage Refinance Calculator	You need to compare a current mortgage with a proposed replacement loan.
Rent vs Buy Calculator	You are comparing the longer-term cost of renting and owning.

A practical home-finance workflow

Step 1
Set the budget boundary
Start with affordability and a separate debt-to-income check. Treat the result as a range, then reserve cash for closing, moving, repairs, and an emergency fund.
Step 2
Build the complete payment
Use the mortgage tool with taxes, insurance, mortgage insurance, and association dues when they apply. A principal-and-interest quote alone understates the recurring housing commitment.
Step 3
Stress-test the decision
Compare a higher rate, a smaller down payment, and a maintenance allowance. After closing, use amortization, extra-payment, or refinance tools for the next decision instead of reusing the purchase estimate.

Interpret home-finance results carefully

Calculator results are planning estimates, not a lender approval or a Loan Estimate. Credit, property type, occupancy, loan program, location, and current pricing can change the actual offer.
Keep rate, term, taxes, insurance, and fees consistent when comparing scenarios. Changing several assumptions at once makes it difficult to identify what created the difference.
Use the same expected holding period when comparing rent, buy, and refinance scenarios. Transaction costs can dominate a short time horizon even when the monthly payment looks favorable.

Frequently asked questions

Which mortgage calculator should I use first?

Use home affordability before you have a property and mortgage when you have a specific price and loan quote. The first sets a budget range; the second estimates the payment for a defined scenario.

Why does the mortgage payment differ from a lender quote?

A quote may include different taxes, insurance, mortgage insurance, association dues, fees, or rate assumptions. Match every input and confirm the official figures in the lender documents.

Should closing costs be added to the down payment?

They should be planned separately unless a specific loan structure finances or credits some of them. The down payment reduces the purchase price; closing costs cover loan and transaction expenses.