Income Tax Comparison

Compare estimated employee income tax and listed employee levies for a single adult. Figures use the stated 2026 tax periods and are shown in Australian dollars.

Your Income

Gross annual income (AUD)$100,000

Compare Countries

🇦🇺 Australia (always shown) 🇺🇸 USA 🇬🇧 UK (excluding Scotland) 🇳🇿 New Zealand 🇸🇬 Singapore 🇮🇪 Ireland

Assumes a single adult employee below retirement age, with no dependants or itemised deductions. Australia, UK and NZ use 2026-27; USA and Ireland use calendar 2026; Singapore uses assessment year 2026 resident rates for a foreign employee. State and local taxes, pension contributions, student loans and healthcare costs are excluded. Australia assumes the full 2% Medicare levy, with no reduction, exemption or surcharge. NZ tax credits and Singapore personal reliefs are excluded. These estimates are not tax advice.

Effective Tax Rate Ranking (lowest to highest)

Detailed Breakdown

Country	Income Tax	Social / Medicare	Tax + levies	Effective Rate	After listed taxes

Currency conversion uses RBA F11.1 rates for 30 Oct 2026. One Australian dollar equals USD 0.7040, GBP 0.5258, NZD 1.2480, SGD 0.8997 or EUR 0.6293. These conversions do not adjust for living costs.

Sources: ATO, Resident tax rates, 2026-27; ATO, Low income tax offset, Jun 2026; IRS, Individual tax rates and deductions, 2026; IRS, Social Security and Medicare, 2026; HMRC, Rates and thresholds, 2026-27; HMRC, Personal Allowance, 2026-27; IRD, Individual tax rates, 2026-27; IRD, ACC levy, 2026-27; IRAS, Resident income tax rates, YA 2026; CPF Board, Foreign employees, Apr 2026; Revenue, Tax rates and credits, 2026; Revenue, USC rates, 2026; Department of Social Protection, Class A PRSI, 2026; RBA, F11.1 daily exchange rates, 30 Oct 2026. Accessed Oct 2026.