Book 1: The Bad Beginning - 14 chapters
Book 2: The Reptile Room - 13 chapters
Book 3: The Wide Window - 13 chapters
Book 4: The Miserable Mill - 12 chapters
Book 5: The Austere Academy - 13 chapters
Book 6: The Ersatz Elevator - 13 chapters
Book 7: The Vile Village - 13 chapters
Book 8: The Hostile Hospital - 12 chapters
Book 9: The Carnivorous Carnival - 11 chapters
Book 10: The Slippery Slope - 13 chapters
Book 11: The Grim Grotto - 15 chapters
Book 12: The Penultimate Peril - 13 chapters
Book 13: The End - 15 chapters
In total, the Series of Unfortunate Events comprises 171 chapters.