E-commerce in the European Union has been experiencing remarkable growth. According to Eurostat, 77% of internet users made an online purchase in 2024 (Eurostat, 2024). The total value of B2C e-commerce in Europe has surpassed EUR 899 billion, growing at an annual rate of around 6% (Ecommerce Europe, 2023). The COVID-19 pandemic accelerated this trend, as consumers shifted massively to digital platforms. Today, e-commerce is no longer a complement to traditional retail — for many brands, it is their primary sales channel.
However, with the rise in online orders comes an increase in challenges — among the most critical are unclaimed parcels. These are packages that customers order but fail to pick up, refuse upon delivery, or leave unanswered. These instances do not just represent lost sales; they trigger a cascade of logistical, environmental, and financial consequences.
How Many Parcels Go Unclaimed?
Estimates suggest that between 5% and 15% of all online orders in the EU remain unclaimed (Ecommerce Returns Report, 2023). In countries where cash on delivery (COD) is common, such as Romania and Italy, this rate can reach as high as 30–40% (LogisticsMatter, 2022). In Germany, however, the percentage is much lower — often under 2% — largely due to prepayment practices. The most common reasons for non-collection include impulse purchases, dissatisfaction at delivery (e.g., damaged packaging), incorrect addresses, or long shipping times.
Unclaimed parcels disproportionately affect smaller online retailers who lack optimized logistics or preferential courier contracts. For them, even a small percentage of returns can mean the difference between profit and loss. This is especially problematic in sectors like clothing and footwear, where customers order multiple sizes or styles and reject all or most of the delivery.
Environmental Impact of Returns and Unclaimed Parcels
Each unclaimed parcel generates additional costs and environmental consequences. According to studies on logistics-related carbon footprints, returns contribute up to 24 million tons of CO2 globally each year (Reverse Logistics Association, 2022). This is equivalent to millions of additional delivery trips annually.
On average, a parcel travels 500–1500 km one-way. When returned, the distance doubles or even triples, especially if repackaged or rerouted to another warehouse. Amazon’s logistics data estimates that a single returned item may produce between 1 and 6 kg of CO2 emissions depending on size, weight, and shipping method (Amazon Sustainability Report, 2023).
Beyond emissions, returns also generate significant packaging waste. A European fashion industry study found that 44% of returned items were never resold — 25% ended up in landfills, 14% were incinerated (Ben-Gurion University, 2021). Online shopping can generate up to five times more packaging waste than traditional retail due to the need for protective boxes, filler materials, documentation, and often additional packaging for returns (Circular Packaging Europe, 2023).
Business and Logistics Consequences
Logistics providers across the EU report that returns account for up to 10% of their total operational load — including vehicle trips, warehouse space, and workforce time (DHL E-commerce Insights, 2022). During peak seasons (e.g., post-Christmas, Black Friday), this burden can double. Each returned parcel must be treated as a new shipment — requiring sorting, system re-entry, physical handling, restocking, or even disposal. These processes incur not only financial costs but also create delays for other orders.
For online retailers, this translates into lost revenue, repackaging costs, product depreciation, reduced inventory, and increased customer support expenses. There is also reputational risk — high return rates may signal issues with product quality, inaccurate descriptions, or subpar user experience.
Conclusion
Unclaimed parcels are more than a logistical issue — they reflect a broader systemic inefficiency that affects businesses, the environment, and consumer culture. As online shopping continues to grow, managing returns and minimizing unclaimed shipments will become essential to building sustainable e-commerce. Companies that succeed in reducing return rates — through better product descriptions, optimized delivery processes, and flexible payment models — will have a financial and environmental advantage.
Sources:
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Eurostat (2024). Internet use and e-commerce in the EU.
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Ecommerce Europe (2023). European E-commerce Report.
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LogisticsMatter (2022). COD and return rates by country.
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Reverse Logistics Association (2022). Carbon emissions from returns.
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Ben-Gurion University (2021). Returns in the fashion industry.
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Circular Packaging Europe (2023). Packaging waste in e-commerce.
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Ecommerce Returns Report (2023). Average non-delivery rates in Europe.
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Amazon Sustainability Report (2023).
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DHL E-commerce Insights (2022).
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