{
    "name": "Gender Pay Gap Calculator",
    "url": "https://calculators.geekmidst.com/calculators/gender-pay-gap-descriptive-calculator",
    "markdown": "https://calculators.geekmidst.com/calculators/gender-pay-gap-descriptive-calculator.md",
    "category": "Salary, HR & payroll",
    "description": "Paste hourly pay for men and women to get the mean and median gender pay gap, expressed as a percentage of men’s pay, with group averages.",
    "summary": "The gender pay gap is the difference between men’s and women’s average pay as a percentage of men’s pay. It is descriptive: it shows a difference, not its cause.",
    "also_called": [
        "Pay gap 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": "men",
            "label": "Hourly pay, men",
            "type": "textarea",
            "default": "20, 25, 30, 35, 40"
        },
        {
            "name": "women",
            "label": "Hourly pay, women",
            "type": "textarea",
            "default": "18, 22, 24, 30, 36"
        }
    ],
    "outputs": [
        {
            "key": "median_gap",
            "label": "Median pay gap",
            "format": "percent"
        },
        {
            "key": "mean_gap",
            "label": "Mean pay gap",
            "format": "percent"
        },
        {
            "key": "mean_men",
            "label": "Mean hourly pay, men",
            "format": "number"
        },
        {
            "key": "mean_women",
            "label": "Mean hourly pay, women",
            "format": "number"
        },
        {
            "key": "median_men",
            "label": "Median hourly pay, men",
            "format": "number"
        },
        {
            "key": "median_women",
            "label": "Median hourly pay, women",
            "format": "number"
        },
        {
            "key": "count_men",
            "label": "Men counted",
            "format": "integer"
        },
        {
            "key": "count_women",
            "label": "Women counted",
            "format": "integer"
        }
    ],
    "formula": {
        "text": "Mean gap = (Mean pay of men − Mean pay of women) ÷ Mean pay of men × 100;  Median gap uses medians in the same way",
        "variables": {
            "Mean": "the sum of pay divided by the number of people",
            "Median": "the middle value when pay is sorted"
        }
    },
    "worked_example": {
        "inputs": {
            "men": "20, 25, 30, 35, 40",
            "women": "18, 22, 24, 30, 36"
        },
        "steps": [
            "Men: mean = 150 ÷ 5 = 30, median = 30. Women: mean = 130 ÷ 5 = 26, median = 24.",
            "Mean gap = (30 − 26) ÷ 30 × 100 = 13.33%.",
            "Median gap = (30 − 24) ÷ 30 × 100 = 20%."
        ],
        "result": "In this example women’s median hourly pay is 20% lower than men’s, and their mean pay is 13.33% lower."
    },
    "interpretation": "A positive gap means women are paid less on average; a negative gap means they are paid more. The median is less affected by a few very high earners. A gap usually reflects who holds which jobs, not only unequal pay for the same work.",
    "assumptions": [
        "Pay figures are on the same basis for everyone, ideally hourly pay so that part-time and full-time staff are comparable."
    ],
    "limitations": [
        "This is not an equal-pay audit and does not adjust for role, grade, location or experience. Official reporting rules define which staff and pay elements to include."
    ],
    "rules": null,
    "faqs": [
        {
            "question": "Why use hourly pay?",
            "answer": "Annual pay mixes hours with pay rates; part-time work is more common among women, so annual figures overstate the rate gap."
        },
        {
            "question": "Is a pay gap the same as unequal pay?",
            "answer": "No. Equal pay is about the same pay for the same or equivalent work; the pay gap compares averages across the whole workforce."
        }
    ],
    "sources": [],
    "related": [
        {
            "name": "Compa-Ratio Calculator",
            "url": "https://calculators.geekmidst.com/calculators/compensation-compa-ratio-calculator"
        },
        {
            "name": "Average Calculator",
            "url": "https://calculators.geekmidst.com/calculators/average-calculator"
        },
        {
            "name": "Percentage Change Calculator",
            "url": "https://calculators.geekmidst.com/calculators/percentage-change-calculator"
        },
        {
            "name": "Standard Deviation Calculator",
            "url": "https://calculators.geekmidst.com/calculators/standard-deviation-calculator"
        }
    ],
    "disclaimer": null,
    "publisher": "GM¹X CalcVerse"
}