How to Calculate PTO for a New Employee (Mid-Year Hires)
Published: September 24, 2026
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Updated: September 24, 2026
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US Workplace Guide
Direct Calculation Summary
Formulas for HR and employees to calculate exact prorated vacation allocations for new hires.
Direct Answer: Prorating New Hire PTO
When an employee is hired mid-year, their PTO is prorated based on the remaining pay periods or calendar days left in the plan year:
Prorated PTO = Annual Allowance × (Remaining Pay Periods in Year ÷ Total Pay Periods in Year)
Calculate Your Own PTO
Run your personal numbers through our free, real-time PTO calculators: