Estimate US, UK, or general EU mortgage payments, entered fees, interest, and cash outlay.
✓ Reviewed July 26, 2026◇ Runs locally○ No sign-up
United StatesFinancial estimate
=Your result will appear here
Enter values and calculate.
APPLICABILITY
Where this result fits
Region
United States · United Kingdom · European Union / general EU
Result type
Financial estimate
Standards basis
Consumer Financial Protection Bureau — Mortgages; UK Financial Conduct Authority — Mortgage rule review
Edition / version
Regional amortization model reviewed July 26, 2026; EU Directive 2014/17/EU consumer-credit framework
Important: This is a principal-and-interest estimate, not a lender disclosure, APR/APRC calculation, quote, approval, or offer of credit. Calculator disclaimer →
STEP BY STEP
How to use the Mortgage Calculator
Choose United States, United Kingdom, or European Union/general EU mode; this sets the display currency and regional disclosure.
Choose repayment or interest-only, then enter the loan, rate, term, financed fees, upfront fees, and optional monthly property costs.
Review the monthly loan payment, estimated housing outlay, total interest, lender payments, and any principal due at term end.
Compare with a regulated lender’s official APR/APRC, affordability assessment, fee schedule, taxes, insurance, and offer documents.
ACCURACY & LIMITS
What to know before using the result
The same amortization mathematics is used across regions, but lender disclosure, affordability, tax, fee, compounding, and consumer-credit rules differ.
This is not an APR/APRC, quote, approval, offer, or recommendation; variable and reversion rates are not modeled.
HELP
Frequently asked questions
How accurate is the Mortgage Calculator?
The calculator uses the formula shown on this page and keeps full numeric precision internally before formatting the result. The same amortization mathematics is used across regions, but lender disclosure, affordability, tax, fee, compounding, and consumer-credit rules differ.
Does the Mortgage Calculator upload my input?
No. The calculation or processing runs locally in your browser. UtiliNest does not receive or store the values you enter.
Can I use the Mortgage Calculator on a phone?
Yes. The inputs, result controls, and explanatory content are designed for current mobile and desktop browsers.
Where does the Mortgage Calculator apply?
Applicability: United States, United Kingdom, European Union / general EU. Result classification: Financial estimate. This is a principal-and-interest estimate, not a lender disclosure, APR/APRC calculation, quote, approval, or offer of credit.
SOURCES
Definitions and references
Reviewed against the references below on July 26, 2026. Links open the source publisher's website. Read the source policy →