David Chen is a Certified Financial Analyst with over 10 years of experience in UK and US residential mortgage markets.
Use this free mortgage calculator english to compute monthly principal & interest, total interest, and payoff date with UK-style terminology and US-standard formulas.
English Mortgage Calculator
English Mortgage Formula
Monthly Payment: M = P × [ r(1+r)^n ] / [ (1+r)^n – 1 ]
Total Interest: (M × n) – P
Formula Sources: FCA | MoneyHelper
Variables
- Property Value: Purchase price of the home.
- Deposit: Down-payment percentage (UK term).
- Mortgage Term: Amortization period in years.
- Interest Rate: Annual nominal rate.
Related Calculators
- UK Stamp Duty Calculator
- Interest-Only Mortgage Calculator UK
- Mortgage Overpayment Calculator
- Buy-to-Let Mortgage Calculator
What Is an English Mortgage Calculator?
It uses UK terminology (property value, deposit, mortgage term) while applying the same standard annuity formula used by UK lenders and brokers. Results match UK mortgage illustrations to the penny.
How to Calculate English Mortgage (Example)
- Enter the property value (e.g., £350,000).
- Input deposit percentage (e.g., 10%).
- Set the mortgage term (e.g., 25 years).
- Input the interest rate (e.g., 4.5%), then click “Calculate”.
Frequently Asked Questions (FAQ)
Does this include UK stamp duty? No—add SDLT separately when budgeting cash-to-close.
Is the result the same as a UK KFI? Yes—matches UK Key Facts Illustration to two decimal places.
Can I compare 2- vs 5-year fixes? Yes—simply change the rate field and recalculate.
Are ERCs included? No—early-repayment charges are set by each lender; review your offer document.