Wholesale and retail ยท 5000 to 19,999 staff

Costco Wholesale UK Limited

Company number 02635489 ยท Last year's median gap 1.9%

Costco Wholesale UK Limited, an employer in wholesale and retail with 5000 to 19,999 staff, reported a median hourly gender pay gap of -1.2% for 2025-26, below the sector median of 4.9% (UK Gender Pay Gap Service).

Key figures

-1.2%median hourly pay gap (sector median 4.9%)
42.9%of the top pay quartile are women
11.4%median bonus gap
MeasureThis employerSector medianAll employers
Median hourly pay gap
how much less women earn per hour than men, at the median
-1.2%4.9%8.0%
Mean hourly pay gap0.7%11.1%10.6%
Median bonus gap11.4%18.1%13.9%
Women paid a bonus65.7%63.7%22.0%
Men paid a bonus65.9%70.4%23.0%
Women in the top pay quartile42.9%32.0%40.6%
Women in the lowest pay quartile42.2%45.8%56.3%
Women in the workforce (from quartiles)44.1%39.1%48.8%

A positive gap means men are paid more; a negative gap means women are. Sector: Wholesale and retail (949 employers).

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Source: UK Gender Pay Gap Service, 2025-26 reports (open data, Open Government Licence v3.0). Every employer with 250 or more staff reports its gender pay gap each year. Compiled by The Hardest Market.