This book constitutes the refereed proceedings of the 25th International Symposium on Trends in Functional Programming, TFP 2024, held in South Orange, NJ, USA, during January 10–12, 2024.

The 10 full papers included in this book were carefully reviewed and selected from 14 submissions. Topical sections as follows: dependent type systems; compiler optimizations; and DSL design and implementation.

This book constitutes the refereed proceedings of the 25th International Symposium on Trends in Functional Programming, TFP 2024, held in South Orange, NJ, USA, during January 10–12, 2024.

The 10 full papers included in this book were carefully reviewed and selected from 14 submissions. Topical sections as follows: dependent type systems; compiler optimizations; and DSL design and implementation.