The global polyethylene terephthalate (PET) market is estimated to grow from USD 30,577.9 million in 2025 and attain value of USD 41,899.0 million by 2035, representing a CAGR of 3.2% over the assessment period. Packaging application to hold 64% of total market share in 2025, while food and beverage is expected to lead end-user demand with a 57% share.