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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

Monthly Mortgage Payment
1658
repayment
Mortgage Amount
270000
Loan-to-Value (LTV)
90.0%
Total Interest
227411
Estimated Affordable Borrowing
270000
Estimated Stamp Duty
2500

✓ Last updated: March 2026 | Built with CRA-official rates, Bank of Canada data, and OSFI guidelines

How to Use This Calculator

Enter property price and deposit

Provide the purchase price and how much cash you can put down.

Choose mortgage type

Select repayment or interest-only mortgage.

Add interest rate and term

Enter expected mortgage rate and number of years.

Check results

View monthly payments, LTV, interest cost and affordability.

Understanding Your Results

Mortgage amount
Property price minus deposit.
Monthly repayment
Amount you pay each month toward the mortgage.
Loan-to-value (LTV)
Loan as a percentage of property price. Lower LTV often gets better rates.
Affordable borrowing
Rough estimate based on income multiples (around 4–4.5× income).
Stamp duty
Estimated property tax payable on purchase.

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.
Help & FAQs

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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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.

Need more help? Contact support or email pavantejakusunuri@gmail.com

We typically reply within 24–48 hours.

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