{
    "name": "FTE Headcount Calculator",
    "url": "https://calculators.geekmidst.com/calculators/fte-headcount-calculator",
    "markdown": "https://calculators.geekmidst.com/calculators/fte-headcount-calculator.md",
    "category": "Salary, HR & payroll",
    "description": "Convert a mix of full-time and part-time employees into full-time equivalents (FTE), with headcount and the average FTE per person.",
    "summary": "Full-time equivalent (FTE) counts staff by hours rather than heads: a person working 20 hours of a 40-hour week is 0.5 FTE.",
    "also_called": [
        "Full-time equivalent calculator"
    ],
    "applies_to": "Worldwide",
    "last_updated": "2026-10-29",
    "computation": "Results are computed in the visitor’s browser on the HTML page. This API describes the calculator; it does not compute results.",
    "inputs": [
        {
            "name": "ft_count",
            "label": "Full-time employees",
            "type": "number",
            "default": "40",
            "unit": "people"
        },
        {
            "name": "pt_count",
            "label": "Part-time employees",
            "type": "number",
            "default": "10",
            "unit": "people",
            "optional": true
        },
        {
            "name": "pt_hours",
            "label": "Average part-time hours per week",
            "type": "number",
            "default": "20",
            "unit": "h"
        },
        {
            "name": "ft_hours",
            "label": "Full-time hours per week",
            "type": "number",
            "default": "40",
            "unit": "h"
        }
    ],
    "outputs": [
        {
            "key": "fte",
            "label": "Total FTE",
            "format": "number"
        },
        {
            "key": "headcount",
            "label": "Headcount",
            "format": "integer"
        },
        {
            "key": "pt_fte",
            "label": "FTE from part-timers",
            "format": "number"
        },
        {
            "key": "fte_per_head",
            "label": "Average FTE per person",
            "format": "decimal4"
        }
    ],
    "formula": {
        "text": "FTE = Full-time employees + Part-time employees × Part-time hours ÷ Full-time hours",
        "variables": {
            "Part-time hours": "average weekly hours of part-time staff",
            "Full-time hours": "standard full-time weekly hours"
        }
    },
    "worked_example": {
        "inputs": {
            "ft_count": "40",
            "pt_count": "10",
            "pt_hours": "20",
            "ft_hours": "40"
        },
        "steps": [
            "Part-time FTE = 10 × 20 ÷ 40 = 5.",
            "Total FTE = 40 + 5 = 45.",
            "Headcount = 40 + 10 = 50, so 45 ÷ 50 = 0.9 FTE per person."
        ],
        "result": "Forty full-timers plus ten people on 20 hours a week make 45 FTE from a headcount of 50."
    },
    "interpretation": "Use FTE for budgets, capacity and ratios such as revenue per employee; use headcount for anything per person, such as laptops, licences or benefits enrolment.",
    "assumptions": [
        "Everyone counted full-time works the standard full-time week."
    ],
    "limitations": [
        "Overtime, unpaid leave and contractors are not included; some reporting rules (for example for benefits eligibility) define FTE differently."
    ],
    "rules": null,
    "faqs": [
        {
            "question": "Is FTE based on contracted or actual hours?",
            "answer": "Planning normally uses contracted hours. For a period review, use actual paid hours divided by full-time hours for the same period."
        },
        {
            "question": "Can FTE exceed headcount?",
            "answer": "Not with contracted hours. It can if you count overtime, which is why overtime is usually excluded."
        }
    ],
    "sources": [],
    "related": [
        {
            "name": "Part-Time Equivalent Calculator",
            "url": "https://calculators.geekmidst.com/calculators/part-time-equivalent-calculator"
        },
        {
            "name": "Workforce Scheduling Coverage Calculator",
            "url": "https://calculators.geekmidst.com/calculators/workforce-scheduling-coverage-calculator"
        },
        {
            "name": "Team Utilization Calculator",
            "url": "https://calculators.geekmidst.com/calculators/team-utilization-calculator"
        },
        {
            "name": "Ratio Calculator",
            "url": "https://calculators.geekmidst.com/calculators/ratio-calculator"
        }
    ],
    "disclaimer": null,
    "publisher": "GM¹X CalcVerse"
}