UK Mortgage Calculator 2026 — Monthly Repayments, LTV, Affordability & Stamp Duty
Free UK mortgage calculator for 2026. Calculate monthly repayments, mortgage affordability, loan-to-value (LTV), income multiples, stamp duty and compare repayment vs interest-only mortgages across England, Scotland, Wales and Northern Ireland.
Property Details
Mortgage Terms
Affordability
✓ Last updated: March 2026 | Built with CRA-official rates, Bank of Canada data, and OSFI guidelines
How to Use This Calculator
Provide the purchase price and how much cash you can put down.
Select repayment or interest-only mortgage.
Enter expected mortgage rate and number of years.
View monthly payments, LTV, interest cost and affordability.
Understanding Your Results
Key Tips
- ✓Bigger deposit usually means lower interest rate.
- ✓Longer term reduces monthly payment but increases total interest.
- ✓Consider fixed vs variable rate deals.
- ✓Check affordability beyond lender maximums.
Frequently Asked Questions
Clear answers to common questions to help you use this calculator confidently.
What is the Mortgage Calculator United Kingdom and how does it work?
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What is the Mortgage Calculator United Kingdom and how does it work?
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The Mortgage Calculator United Kingdom helps estimate monthly repayments, total interest, and mortgage affordability based on loan amount, interest rate, and term. It shows results in GBP (£) and supports planning for first-time buyers and home movers. Results are indicative estimates only and not a lender offer or mortgage advice.
Is this Mortgage Calculator United Kingdom suitable for UK home buyers?
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Is this Mortgage Calculator United Kingdom suitable for UK home buyers?
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Yes, the Mortgage Calculator United Kingdom is designed for people in the UK comparing mortgage budgets before applying. It helps you test affordability for different interest rates and terms. Actual mortgage eligibility depends on income checks, credit score, deposit size, and lender criteria.
How accurate is this Mortgage calculator United Kingdom 2026?
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How accurate is this Mortgage calculator United Kingdom 2026?
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This Mortgage calculator United Kingdom 2026 is accurate for repayment maths when your inputs are correct. Real mortgages may include fees, product charges, changing rates after fixed periods, and insurance add-ons. Treat results as estimates and confirm with lenders or brokers.
Mortgage calculator United Kingdom: how much can I borrow based on my salary?
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Mortgage calculator United Kingdom: how much can I borrow based on my salary?
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This calculator can help estimate affordability by comparing expected repayments against your monthly budget. Lenders often use income multiples and affordability checks, but actual results can vary. Use the Mortgage Calculator United Kingdom to test realistic repayment limits rather than maximum borrowing.
Does the UK mortgage process differ in England, Scotland, Wales, and Northern Ireland?
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Does the UK mortgage process differ in England, Scotland, Wales, and Northern Ireland?
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Mortgage repayment maths is the same, but property buying processes and timelines can differ (especially Scotland). Fees, valuation approaches, and legal steps may vary by region. The Mortgage Calculator United Kingdom focuses on repayment estimates in GBP (£), not legal process details.
Mortgage in London vs Manchester: why do repayments feel so different?
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Mortgage in London vs Manchester: why do repayments feel so different?
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London home prices often require larger mortgages, which means higher repayments even at the same interest rate. Manchester may offer more affordable property options, but prices still vary by area. The Mortgage Calculator United Kingdom helps you compare affordability without guessing.
Mortgage in Birmingham vs Glasgow: which city is more affordable for buying a home?
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Mortgage in Birmingham vs Glasgow: which city is more affordable for buying a home?
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Affordability depends on local house prices, deposit ability, and monthly repayments relative to income. Glasgow can be cheaper for many properties, while Birmingham varies widely by neighbourhood. The Mortgage Calculator United Kingdom helps you compare your numbers in GBP.
What are the most common mistakes people make with UK mortgages?
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What are the most common mistakes people make with UK mortgages?
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A major mistake is choosing a mortgage based only on today’s low rate without planning for rate changes after a fixed term. Another mistake is ignoring costs like solicitor fees, survey costs, and home maintenance. The Mortgage Calculator United Kingdom helps you plan repayments honestly, but you should budget for full ownership costs too.
Is it true that you should always take the longest mortgage term to lower payments?
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Is it true that you should always take the longest mortgage term to lower payments?
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Not always. A longer term reduces monthly payments but often increases total interest paid significantly. If you can afford it, a shorter term may reduce long-term cost. The Mortgage Calculator United Kingdom helps compare both options clearly.
How should I interpret results from the Mortgage Calculator United Kingdom?
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How should I interpret results from the Mortgage Calculator United Kingdom?
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Treat the results as an affordability guide, not a guaranteed loan approval. Run low, base, and high interest rate scenarios to stress-test your budget. Focus on monthly repayment comfort and long-term total cost together.
What are the limitations of this Mortgage Calculator United Kingdom?
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What are the limitations of this Mortgage Calculator United Kingdom?
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This calculator may not include lender arrangement fees, broker fees, early repayment charges, or insurance costs unless you add them separately. It also does not model variable-rate shifts automatically unless you adjust the rate. Results are indicative estimates for planning only.
How does FCA guidance relate to mortgages in the United Kingdom?
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How does FCA guidance relate to mortgages in the United Kingdom?
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FCA guidance generally encourages borrowers to understand mortgage terms, compare products, and assess affordability before committing. The Mortgage Calculator United Kingdom supports this by modelling different rates and terms. It is not official FCA advice and does not replace professional mortgage guidance.
How do Bank of England interest rates impact UK mortgages?
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How do Bank of England interest rates impact UK mortgages?
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Bank of England rate changes can influence mortgage rates across lenders, especially variable-rate products. This calculator does not predict future rates, but it helps you test repayment scenarios under higher or lower rates. Updating your estimates yearly improves planning accuracy.
Can NRIs or expats use the Mortgage Calculator United Kingdom?
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Can NRIs or expats use the Mortgage Calculator United Kingdom?
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Yes, NRIs and expats can use the Mortgage Calculator United Kingdom to estimate mortgage repayments in GBP (£), including for UK property planning. Expat mortgages often have stricter requirements and higher rates depending on residency and income source. Results are indicative estimates and should be verified with specialist lenders.
How should overseas buyers manage remittance and GBP exchange rate risk for UK mortgages?
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How should overseas buyers manage remittance and GBP exchange rate risk for UK mortgages?
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If your income is in another currency, GBP exchange rate volatility can affect your effective repayment affordability. This calculator helps you plan in GBP first, which is essential for UK mortgage budgeting. Consider keeping a buffer for FX swings, transfer fees, and timing risk.
Are there edge cases where mortgage affordability can change quickly?
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Are there edge cases where mortgage affordability can change quickly?
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Yes, life events like job changes, childcare costs, or rising energy bills can reduce affordability. Rate changes after a fixed term can also cause repayment shock. The Mortgage Calculator United Kingdom helps you stress-test scenarios to avoid over-borrowing.
Do I really need to update my mortgage estimate every year?
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Do I really need to update my mortgage estimate every year?
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Yes, because interest rates, home prices, and your income can change over time. Annual recalculation helps you plan refinancing, overpayments, or a home move realistically. The Mortgage Calculator United Kingdom makes quick updates easy.
Mortgage planner United Kingdom: what should I do after calculating repayments?
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Mortgage planner United Kingdom: what should I do after calculating repayments?
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Set a repayment limit that allows emergency savings and home maintenance buffer, not just the maximum you can pay. Consider increasing deposit, improving credit score, and comparing multiple lender products. For major decisions, consult a qualified mortgage advisor before committing.
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