Mortgage Calculator
Professional mortgage calculator for UK properties
Calculate Your Monthly Payments
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Your Results
Monthly Payment
£1,448.56
Loan Amount
£270,000
Deposit: £30,000
Total Amount Payable
£434,567
Total Interest
£164,567
Interest vs Principal
Calculate Stamp Duty Land Tax
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Each country has different tax rates and thresholds
Tax Rates (England - From April 2025):
- Standard: 0% up to £125,000, then 2%, 5%, 10%, 12%
- First-time buyers: 0% up to £300,000 (properties up to £500,000)
- Additional property: +3% surcharge on all bands
Stamp Duty Payable
Total Stamp Duty
£2,500
As % of Property Price
0.83%
Total Purchase Cost
£302,500
Property price + stamp duty
Band Breakdown
Check How Much You Can Borrow
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Include loans, credit cards, car finance, etc.
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Your Borrowing Power
Maximum You Can Borrow
£225,000
Maximum Property Value
£255,000
Including your deposit
Estimated Monthly Payment
£1,207
At stress-tested rate
Debt-to-Income Ratio
35%
Good affordability
Buy-to-Let Calculator
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Buy-to-Let Requirements:
Lenders typically require rental income to cover 125%-145% of the mortgage interest payment (Interest Coverage Ratio).
Buy-to-Let Analysis
Loan Amount
£150,000
Loan-to-Value
75%
Monthly Interest Payment
£688
Interest Coverage Ratio (ICR)
145%
Rental Yield
6%
ICR requirement met ✓
Overpayment Calculator
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Overpayment Savings
Time Saved
3.2 years
Interest Saved
£18,450
New Term
16.8 years
New Monthly Payment
£1,419
Balance Reduction Over Time
Rate Change Simulator
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Important: When your fixed rate period ends, your payments may increase significantly if you move to the lender's Standard Variable Rate (SVR).
Rate Change Impact
Payment During Fixed Period
£1,389
Payment After Fixed Period
£1,623
Monthly Increase
£234
16.8% increase
Total Cost Over Full Term
£456,789
Important Information: This calculator provides an estimate only and does not constitute financial advice. Your home may be repossessed if you do not keep up repayments on your mortgage. Actual rates and terms will vary based on your individual circumstances.