Pro Rata Salary Calculator UK — Part-Time & Holiday Pay
Free UK pro rata salary calculator for part-time workers. Enter your full-time equivalent salary and weekly hours to instantly calculate your pro rata salary, monthly pay, weekly pay, and hourly rate. Use this to calculate pro rata salary or work out pro rata pay for any number of hours you work. Works as a salary calculator pro rata, a salary prorated calculator, and a part time salary calculator for part-time staff on reduced hours, showing exactly how your full-time pay is pro rated. Use the holiday tab to calculate pro rata annual leave and holiday entitlement. Covers the UK statutory minimum of 28 days for full-time workers, with pro rata holiday entitlement calculated automatically for any part-time schedule.
How do you calculate pro rata salary for part-time or term-time work?
Pro Rata Salary Calculator UK — Part-Time & Holiday Pay is designed specifically for UK businesses and individuals. All calculations use current 2025/26 rates and follow HMRC guidelines.
Completely free with no signup required. Results are instant and calculated in your browser — no data is sent to our servers. For significant financial decisions, consult a qualified UK accountant or financial adviser.
How do you use the Pro Rata Salary?
- 1Enter the full-time equivalent (FTE) salary — this is the salary the role would pay if worked full time. Then enter the standard full-time hours (usually 37.5) and your actual hours per week. The pro rata salary is calculated instantly.
- 2Switch to the Holiday tab to calculate your pro rata annual leave. Enter the full-time holiday entitlement (the UK statutory minimum is 28 days including bank holidays), the full-time days per week (5), and your actual days per week.
- 3If you are negotiating a part-time contract, use both tabs: confirm your pro rata salary is correct, then verify your holiday entitlement. Both should scale proportionally to your hours or days worked.
Use alongside
Pair this tool with our other free calculators: Profit Margin Calculator, UK VAT Calculator — Add or Remove VAT, Income Tax Calculator UK 2026/27 — Take Home Pay, Freelancer Day Rate Calculator.
Also known as
Pro Rata Salary for Common Full-Time Salaries
How a full-time equivalent (FTE) salary converts to pro rata salary for common part-time working patterns, based on a standard 5-day working week.
| Full-Time (FTE) Salary | 4 Days/Week (80%) | 3 Days/Week (60%) | 2 Days/Week (40%) | 1 Day/Week (20%) |
|---|---|---|---|---|
| £20,000.00 | £16,000.00 | £12,000.00 | £8,000.00 | £4,000.00 |
| £25,000.00 | £20,000.00 | £15,000.00 | £10,000.00 | £5,000.00 |
| £30,000.00 | £24,000.00 | £18,000.00 | £12,000.00 | £6,000.00 |
| £35,000.00 | £28,000.00 | £21,000.00 | £14,000.00 | £7,000.00 |
| £40,000.00 | £32,000.00 | £24,000.00 | £16,000.00 | £8,000.00 |
| £45,000.00 | £36,000.00 | £27,000.00 | £18,000.00 | £9,000.00 |
| £50,000.00 | £40,000.00 | £30,000.00 | £20,000.00 | £10,000.00 |
| £60,000.00 | £48,000.00 | £36,000.00 | £24,000.00 | £12,000.00 |
| £70,000.00 | £56,000.00 | £42,000.00 | £28,000.00 | £14,000.00 |
| £80,000.00 | £64,000.00 | £48,000.00 | £32,000.00 | £16,000.00 |
Pro rata salary = full-time salary × (days worked ÷ 5). Holiday entitlement scales the same way — the UK statutory minimum of 28 days full-time becomes 16.8 days at 3 days a week. Enter your exact hours in the calculator above for a precise figure, including non-standard weeks.
Frequently Asked Questions
Related Articles
Income Tax Bands UK — Tax Thresholds & Personal Tax Allowance 2025/26
Everything you need to know about UK income tax for 2025/26 — rates, thresholds, and how to calculate your tax bill.
How Much to Charge as a Freelancer UK — 2026 Rate Guide
Setting the right freelance rate is one of the biggest challenges for new freelancers. Too low and you struggle. Too high and you lose clients.
What Does Pro Rata Mean? UK Salary and Holiday Guide 2026
A £30,000 full-time role paid pro rata for 3 days a week isn't simply £18,000 — depending on which method your employer uses, you could be paid two genuinely different amounts. Here's how to check.
Last updated: 15 May 2026 · Rates for 2025/26 tax year