Ireland Income Tax Calculator
Estimate 2026 Irish PAYE income tax, USC, and PRSI for a single employee.
What this calculator does
Estimates your total Irish tax burden across all three deductions that apply to employment income — PAYE income tax, USC, and PRSI — so you can see your real take-home pay, not just the headline income tax rate.
Who this is for
Single PAYE employees in Ireland estimating take-home pay, anyone comparing a job offer, or people wanting to understand why their payslip shows three separate deductions instead of one.
How this calculator works
Ireland taxes income through three separate, independently-calculated deductions. Income tax uses two rates: 20% up to €44,000 (single person), 40% above, minus a combined €4,000 in Personal and PAYE tax credits. USC (Universal Social Charge) applies to gross income in bands from 0.5% to 8%, with no credits, though it doesn't apply at all if total income is €13,000 or less. PRSI (Pay-Related Social Insurance) is charged at a flat 4.2% for most employees, funding social insurance benefits including the State Pension.
Worked example
A €50,000 salary: Income tax = (€44,000 × 20%) + (€6,000 × 40%) = €8,800 + €2,400 = €11,200, minus €4,000 in credits = €7,200. USC and PRSI are calculated separately on top of this, typically bringing total deductions to roughly €9,500-10,000, for take-home pay in the region of €40,000-40,500 — an effective rate of about 19-20% across all three deductions combined.
Where your salary goes
Run the calculator above to see the income tax, USC, PRSI, and take-home split.
Common mistakes
- Treating USC as part of income tax. They're calculated completely independently — USC has no credits and applies from a much lower threshold than income tax.
- Forgetting PRSI entirely. It's a flat 4.2% that applies on top of income tax and USC, often overlooked when estimating take-home pay manually.
- Assuming the effective marginal rate is 40%. Combined with USC (up to 8%) and PRSI (4.2%), the real marginal rate for higher earners can reach roughly 52%.
- Not accounting for pension contributions. Employee pension contributions reduce your income tax liability but not your USC or PRSI, so the tax savings from increasing pension contributions are smaller than a simple "reduce taxable income" calculation would suggest.
Related calculators
Frequently Asked Questions
Why does my payslip show three separate deductions instead of one tax line?
Income tax, USC, and PRSI fund different things and are calculated using entirely different rules — income tax uses credits and a two-rate band system, USC uses its own bands with no credits, and PRSI is a flat rate. Ireland's payslips itemize all three separately rather than combining them.
What's the difference between income tax, USC, and PRSI?
Income tax funds general government spending and is reduced by tax credits. USC is a separate charge on gross income with no credits. PRSI funds social insurance benefits like the State Pension.
Am I exempt from USC?
Yes, if your total income is €13,000 or less per year, you pay no USC at all.
Does this work for married couples?
This models a single PAYE employee. Married couples have wider tax bands (up to €53,000 or €88,000 for two earners) and different credit amounts.