U.S. imports of Polystyrene Foam Products (NAICS 326140) totaled $14.4M in August 2026, imported from 46 countries.
Importers of Polystyrene Foam Products paid $621K in duties in August 2026, an average duty rate of 4.31% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataFinished polystyrene foam articles — including cups, trays, protective packaging inserts, and insulation panels — represent the commercial output of the EPS and XPS manufacturing chain. Foodservice foam articles face the most acute regulatory scrutiny, with state-level bans creating a patchwork of admissibility conditions that vary by distribution destination within the US. Section 301 tariffs have affected the competitiveness of Chinese-origin foam products, prompting some buyers to evaluate suppliers in other regions. The low bulk density of foam goods means container utilization and freight efficiency are persistent cost-management challenges for importers.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
1.1K import shipments a month
At the federal level, polystyrene foam foodservice containers are not subject to a blanket import ban, but they must comply with FDA food-contact material requirements if they will contact food. The more significant restrictions are at the state and local level, where bans on foam cups, plates, and clamshells are increasingly common and must be factored into distribution planning.
Polystyrene foam's low density means containers fill by volume long before reaching weight limits, making freight cost per unit high relative to product value. Importers often negotiate with suppliers on nesting or compression packaging to improve container utilization, and some source from regional suppliers to reduce ocean freight exposure despite potentially higher unit costs.
National industry 1 of 1 in naics industry 32614
National industry 326140 · $14.4M of $14.4M
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Imports · August 2026
origin
Canada and Germany together supply 72% of it. Germany pays 10.1% duty; Canada <0.1%.
customs district
Census does not publish district detail for this classification system.
destination
Census publishes state breakdowns for NAICS to the 4-digit level only. See NAICS 3261 for those.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$14.4MYoY · free account
Exports
$11.9MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $155.3M of Polystyrene Foam Products and exported $121.6M.
Through August 2026. Source: U.S. Census Bureau.