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MyMortgageOwl

Mortgage & Home Loan Calculator Hub

Stop using β€œprincipal + interest” calculators that hide the real costs. MyMortgageOwl shows the full picture β€” taxes, insurance, escrow, PMI, and cash-to-close β€” and helps you compare your numbers to your Loan Estimate.

Start the Homebuying Journey β†’ Audit My Loan Estimate β†’

Core Calculators

Deep-Dive Analysis

Specialty Calculators

Mortgage Education

Free Mortgage Calculators β€” No Signup. No Data Stored.

MyMortgageOwl is a free, independent mortgage education platform. Every calculator runs entirely in your browser. We do not collect your inputs, share your data with lenders, or require an account. Use as many times as you need.

The 12 Calculators

State Mortgage Calculators

Property taxes vary dramatically by state β€” from 0.28% in Hawaii to 2.49% in New Jersey. Our state-specific calculators use accurate local tax rates, homestead exemption details, and first-time buyer program information.

California Β· Texas Β· Florida Β· New York Β· Washington Β· Virginia Β· Georgia Β· Arizona Β· Colorado Β· Illinois Β· Ohio Β· Pennsylvania

Key Mortgage Facts for 2026

Start Learning

Not sure where to start? Our most-read guides:

Frequently Asked Questions

Yes, 100% free. We don't require an account, we don't ask for your email to see results, and we never sell your data to lenders. Every calculator runs entirely locally in your browser.
Start with the Affordability Calculator to find your budget based on your income and debts. Then use the Mortgage Calculator to see the full monthly payment (including estimated property taxes and insurance) for a specific home price.
Our state-specific calculators default to the exact average property tax rate for that state. However, property taxes are assessed at the county level, so you should always adjust the percentage slightly based on your specific city.