In 2025, Costco Wholesale conducted an environmental assessment and disclosed corporate waste management data in accordance with recognized sustainability reporting standards.The company provided a breakdown of its waste by treatment method (recovery vs disposal), enabling greater transparency into its waste handling and environmental practices.
| Metric (tonnes) | 2025 | 2024 | 2023 | 2022-2019 |
|---|---|---|---|---|
Total Waste Generated | 1,864,899.67a | 1,768,284.495a | 1,466,010.54a | |
Total Waste Recovered | 1,542,214.058a | 1,451,495.584a | 1,179,340.162a | |
Total Hazardous Waste Generated | N/A | N/A | N/A | |
Non-Hazardous Waste Disposed | N/A | N/A | N/A |
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In 2025, Costco Wholesale generated a total of 1,864,900metric tonnes of waste.a
Of this amount, 82.7% of Costco Wholesale's total waste generated was recovered through methods such as recycling, reuse, or composting, while 17.3% was disposed of through landfilling, incineration, or combustion.a
In 2025, Costco Wholesale reported a total waste generation of 1,864,900 metric tonnes, of which 82.7% was recovered through recycling, reuse, or composting.This high recovery rate suggests that Costco Wholesale has implemented strong circular economy practices and actively prioritizes sustainable waste management.a
Since 2023, Costco Wholesale's total waste generation increased by 27.21%, including a 5.46%increase in 2025, indicating a persistent upward trend that may reflect scaling operations, inefficiencies in resource use, or a lack of effective waste minimization practices.a
Over the same period, Costco Wholesale's waste recovery rate increased by 2.8%, while holding steady in 2025, suggesting past gains in recovery performance have stabilized.a
Overall, Costco Wholesale’s waste generation and recovery data show a mixed and inconsistent trend. A deeper analysis of the company's activities, industry benchmarks, and operational changes is needed to assess its sustainability performance more precisely.