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Written by Salary.com Staff
April 30, 2026
Pay Gap Analysis is a systematic tool organizations use to review disparities in compensation across employee demographics. Pay Gap is relied upon by HR and compensation professionals to uncover inequities and drive data-informed action toward better equity.
Pay Gap compares numbers to those ideally where adjustments are based on legitimate business reasons for different pay. This allows for comparison with a better link to organizational trust and talent retention in the market, as compliance-induced compensation is less desired.
Pay Gap Analysis is a comprehensive examination of salary compensation and total compensation numbers to assess gaps between groups, whether gender or race. Pay Gap can reflect an unadjusted view—comparing averages across the board without other controls—or an adjusted view, where role, tenure and location are factored.
It is intended to find overall discrepancies at a macro level, not necessarily accounting for specific fixes on an individual basis, at least in the beginning.
Organizations conducting analysis often rely on structured analytics platforms such as Pay Equity, which helps HR teams analyze compensation data across employee groups, detect inequities, and maintain continuous monitoring of pay fairness across the workforce.
Pay Gap Analysis is important for HR professionals to understand and eliminate inequitable numbers whenever gaps exist to promote equity of opportunity within the organization's culture.
Paying Gap Analysis cultivates employee trust, bolsters engagement and reduces turnover intention fostering the organization as an employer of choice.
In addition, pay gap is important to help create standards that avoid unconscious bias against pay-setting intentions and support department-level goals that require compliance for business orientation.
Increases morale and engagement through fairness
Supports retention through diversity of workforce
Reduces reputational and legal risk through transparency
According to HR.com’s 2025 Future of Pay Equity and Transparency report, organizations with high levels of pay equity were five times more likely to cite pay equity as a top priority for HR for effective organizational goals.
Pay Gap supports pay equity directly by uncovering systems where protected classes receive less pay for equal work once legitimate factors are controlled. Pay Gap creates a beneficial paper trail with compliance requirements for federal and state laws through proactive adjustments before problems arise. Continuous efforts on Pay Gap show reasonable integration to audits/lawsuits should they arise.
The key common types of Pay Gaps organizations assess include gender pay gaps and racial pay gaps. Each gap is assessed differently and has different elements of organizational equity issues.
Gender pay gaps are the differences in earnings between males and females over time, represented by the percentage of women gained for every dollar man earns. Gender pay gaps can be assessed unadjusted based on averages or medians across the entire company or an adjusted gap where regression applies factors to tenure, role and location to control and isolate the unexplained differences.
Mean unadjusted gap formula: (average pay of men – average pay of women) / average pay of men × 100.
Median gap calculations, however, assess the middle ground to cut the negative impact of outliers. Therefore, regression creates the best adjusted view from equity work.
Advanced regression analysis conducted through Pay Equity helps organizations isolate unexplained pay differences after legitimate compensation factors are controlled.
According to a September 2025 analysis by the Institute for Women’s Policy Research, in 2024, women working full-time year round earned 80.9 cents for each dollar earned by men, and it was the second consecutive year that the pay gap widened. Data supports that more needs to be done since the gender pay gap skewed slightly more in favor of men.
| Measurement Type | Description | Best Use Case |
|---|---|---|
| Unadjusted Mean/Median | Raw percentage difference in averages or medians | High-level workforce overview |
| Adjusted (Regression) | Controls for experience, role, and performance | Identifies unexplained disparities for action |
A racial pay gap compares groups of earnings of racial ethnic backgrounds found to be lower than white or European males in most cases; women of color tend to have even larger gaps due to intersectionality. A racial pay gap affects organizational equity due to limited access to wealth-building opportunities with signal to systemic issues within hiring, promotion and Pay Gap considerations. Raising racial equity increases overall equity of inclusion and business performance.
Follow these six proven steps for a thorough and defensible process.
Determine goals (for compliance or internal need) and establish which groups/departments/locations will be covered.
Collect base pay, bonuses, benefits and demographics while ensuring data accuracy and privacy.
Organizations frequently combine internal workforce data with market benchmarks using Compensation Software, which provides trusted salary benchmarking and job matching capabilities to ensure compensation comparisons are accurate and market-aligned.
Statistically assess the differences paying within relevant roles and ensure uncovered differences are statistically significant.
Assess existing policies and procedures that would either cause or sustain equity or quell equity with hiring practices and performance management systems.
Outline salary recommendations to be met immediately; policy updates; long term plans (like new job classifications).
Regular audits are necessary to ensure transparency moving forward.
Legal considerations must be monitored around Pay Gap Analysis to determine how compliance is met and/or challenged.
The Equal Pay Act of 1963 prohibits wage discrimination based on sex for substantially equal work performed in the same establishment. The Equal Pay Act applies to wage disadvantages, bonuses, benefits and other forms of compensation and equal pay is only allowed when seniority, merit, amount or quality of production or a factor other than sex exists.
Pay Gap gives employers an opportunity to investigate equity violations by comparing jobs based on experience, effort, levels of responsibility, working conditions and statistics without speculation.
As of late 2025, there are 16 states with pay transparency laws that require either the salary range of a job to be posted publicly, the pay gap of annually reported pay within the company or both. These equity measures encourage conversation about compensation naturally reducing negotiation differences; non-compliance leads to fines and subsequent lawsuits.
Some noted jurisdictions include:
California (15+) requires pay scale in every posting, 100+ employees annually report pay gap (January 2025 reports require remedied adjustments in January 2026).
Illinois (15+) requires wage scale and benefits in each posting (January 2025).
Massachusetts (25+) requires pay range (July 2025).
Oregon requires payroll explanations upon hire (January 2026).
HR must change template language, provide manager training, and ensure consistent ranges across locations for compliance.
The steps for acting after a pay gap assessment include policy changes, transparency changes, and culture changes in addition to acknowledging inequities. The most successful action steps would be readjusting current salaries, changing the hiring process, increasing hybrid opportunities for work to ensure pay gaps don't happen again.
Audits determine who can specifically get raises/one time adjustments; these findings can offer policy suggestions down the road so that the problem doesn't happen again. Adjustments should be documented without disputation (if time worked out the numbers).
Job evaluation systems (compensable factors) determine jobs within bands to ensure similar skill, effort, and responsibility warranted compensation matches; consistent compensation planning helps determine market reviews per performance to project best practices moving forward.
Modern HR dashboards can track within their payroll systems to provide colorful presentations with visuals to determine demographics raising concerns before they escalate. Integrated platforms can combine numbers to run regressions and project desires down the line as the years go on.
Here are the common questions about the topic:
Standardized pay ranges still permit negotiation histories, time served, starting or offered pay or performance ratings; unless these are factored out without control meaning over time a gap between protected qualities must exist.
Yes. The adjusted factor's estimated impact shows relative and irrelevant impact once controlled; if characteristics of protected statuses show biased decision making without any of these justified concerns ruling out then unconscious bias exists.
Ideally all full-time employees and exempt part-time employees should be included; protected classes should be considered in relation to relevant laws but temporary/contract workers may not be included depending on the jurisdiction's requirements or accessible data; legal counsel should determine specific challenges.
Pay Gap should be conducted by geographic location/world; this ensures jurisdictional laws are adhered to alongside cost of living and market rates; global gaps may undermine regional differences and potential compliance issues.
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