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Mortgage Affordability Calculator

Estimate how much you could borrow for a mortgage in Ireland based on your income, deposit, buyer type, and current Central Bank mortgage rules.

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Irish Mortgage Affordability Calculator

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Don't know your net income? Use our Salary After Tax calculator.

Note: This tool estimates your maximum borrowing based on Central Bank rules. Results are estimates and not financial advice.

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1,811+ calculations and counting
Last updated: 24th Mar 2026

This is an estimate of the position based on the information inputted. All figures rounded to the nearest Euro. Other factors can also influence an individual’s tax position, it is recommended that personal tax advice be sought. No responsibility is taken by Irish Tax Hub for any loss, however occasioned, to any person by reliance on this calculator.

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FAQs

Frequently Asked Questions

Everything you need to know about mortgage affordability in Ireland

Your mortgage affordability in Ireland depends mainly on your gross income, deposit, buyer type, and whether you are applying alone or jointly. This calculator estimates how much you may be able to borrow using current Central Bank mortgage measures, helping you understand your likely price range before speaking to a lender.

In general, first-time buyers can borrow up to 4 times gross income, while second and subsequent buyers can usually borrow up to 3.5 times gross income under the Central Bank mortgage measures. Actual approval can still vary by lender, affordability checks, and any lending exceptions available.

For most first-time buyers and second/subsequent buyers, the minimum deposit is 10% of the property value. For buy-to-let mortgages, the minimum deposit is generally 30%. This calculator uses those rules to help estimate what property price may be within reach.

This calculator is based on gross annual income, which is the income measure used in the Central Bank’s loan-to-income rules. If you are unsure how your salary translates into take-home pay, you can compare the result with your monthly budget before deciding what is realistically affordable.

Yes. If you are applying with a partner, spouse, or another joint applicant, you can use a joint mortgage affordability approach by including both applicants’ income details. Joint applications may increase your borrowing capacity, subject to lender underwriting and Central Bank limits.

Yes. The calculator is designed for first-time buyers, second or subsequent buyers, and buy-to-let buyers. Because the borrowing and deposit rules differ by buyer type, selecting the correct category is important for getting a more realistic estimate.

Results are illustrative and based on your inputs. Actual repayments may vary depending on lender-specific terms, APRC, or rate changes over the loan term.

No. A mortgage affordability calculator gives an estimate, not a formal approval. Lenders also look at factors such as repayment capacity, existing loans, credit history, dependants, spending patterns, and overall financial stability before issuing mortgage approval. The page itself notes that the results are estimates and not financial advice.

Your deposit is only one part of the cost of buying a home in Ireland. You may also need to budget for stamp duty, solicitor’s fees, valuation fees, survey costs, insurance, and moving expenses. Factoring these into your plans can give you a more realistic picture of what you can truly afford.

You may be able to improve mortgage affordability by increasing your deposit, applying jointly, reducing existing debts, and strengthening your savings record. A higher deposit can reduce the amount you need to borrow, while a stronger overall financial profile may improve how a lender views your application.