Irish Mortgage & Borrowing Capacity Calculator
Find out exactly how much you can borrow under Ireland's 4.5x gross income limit and check your repayments.
Financial Profile
Include co-signer income if buying together.
Minimum 10% required for First-Time Buyers.
Loan & Buying Assessment
Calculated principal + interest on max loan amount.
Disclaimer: This tool uses standard Central Bank multiplier regulations (4.5x gross income). Lending institutions apply individual stress-testing and credit assessments. Not formal legal financial advice.
How to Use This Irish Mortgage Calculator
1. Enter Your Financial Details
- • Combined Annual Gross Income (€): Enter your total yearly income before tax. If buying with a partner, include both salaries – the Central Bank's 4.5x rule applies to your combined gross income.
- • Your Saved Deposit (€): The cash you have available for the upfront payment. First-time buyers need at least 10% of the property price, while second-time buyers typically need 20%.
- • Interest Rate (%): The annual mortgage interest rate offered by your lender. Current Irish rates typically range from 3.5% to 4.5% depending on the loan-to-value ratio and term.
- • Term (Years): The length of your mortgage. Longer terms (30–35 years) mean lower monthly payments but more total interest paid. Shorter terms (20–25 years) build equity faster.
- • Current Monthly Rent (€) – Optional: Enter your current rent to receive an instant Rent vs Buy comparison, helping you decide if buying makes financial sense.
Pro Tip: The Central Bank allows first-time buyers to borrow up to 4.5× their gross annual income. This calculator applies this rule instantly to show your maximum borrowing capacity.
2. Read Your Results
- • Max Legal Borrowing (4.5x): This is the maximum loan amount you can qualify for under Central Bank rules. It's calculated as Annual Income × 4.5.
- • Estimated Max Purchase Budget: Your total buying power = Maximum Loan + Your Deposit. This tells you the maximum property price you can afford.
- • Estimated Monthly Mortgage Repayment: The amount you'll pay each month based on the maximum loan, interest rate, and term. This uses the standard amortization formula used by all Irish banks.
- • Rent vs Buy Insight: If you entered your current rent, the calculator shows whether buying would be cheaper or more expensive monthly – and highlights the equity-building advantage of homeownership.
Why this matters: This tool gives you a realistic picture of your borrowing power before you even speak to a bank. Use it to set expectations and plan your property search in Ireland.
Understanding Irish Central Bank Mortgage Multipliers
When purchasing residential property in Ireland, your lending limit is dictated by Central Bank regulations. First-time buyers can legally borrow up to 4.5 times their gross annual salary. Second-time or subsequent buyers are capped at a stricter 3.5 times multiplier. Additionally, you must clear a minimum 10% cash deposit threshold of the total property valuation before formal approval.