Terry Pratchett books in order
84 books in the catalogue, about 514 hours of reading in all; the shortest takes 2 hours and the longest 14 hours.
10 series and 21 standalone books in the catalogue.
Discworld
64 books 1 
The Colour of Magic 4.4 h 2 
The Light Fantastic 4.7 h 3 
Equal Rites 4.8 h 4 
Mort 5.5 h 5 
Sourcery 5.9 h 6 
Wyrd Sisters 5.9 h 7 
Pyramids 6.7 h 8 
Guards! Guards! 6.9 h 9 
Eric 2.9 h 10 
Moving Pictures 6.8 h 11 
Reaper Man 5.5 h 12 
Witches Abroad 5.9 h 13 
Small Gods 6.4 h 14 
Lords and Ladies 6.9 h 
Men at Arms 6.7 h 
Soul Music 7.0 h 17 
Interesting Times 6.5 h 
The Discworld Companion 7.0 h 18 
Maskerade 6.6 h 
Feet of Clay 7.0 h 20 
Hogfather 7.0 h 
Bromeliad Trilogy 9.3 h 21 
Jingo 7.6 h 22 
The Last Continent 7.5 h 23 
Carpe Jugulum 7.0 h 
The Fifth Elephant 7.5 h 
Death's Domain 1.8 h 
Nanny Ogg's Cookbook 3.2 h 25 
The Truth 7.2 h 26 
Thief of Time 7.0 h 27 
The Last Hero 3.2 h 28 
The Amazing Maurice and His Educated Rodents 5.0 h 29 
Night Watch 7.3 h 
The Wee Free Men 5.8 h 31 
Monstrous Regiment 7.5 h 32 
A Hat Full of Sky 6.4 h 33 
Going Postal 7.6 h 
Thud! 7.3 h 
Wintersmith 6.6 h 36 
Making Money 7.3 h 
Wit and Wisdom of Discworld 5.6 h 
I Shall Wear Midnight 7.6 h 39 
Snuff 8.5 h 
The World of Poo 2.3 h 40 
Raising Steam 7.3 h 41 
The Shepherd's Crown 6.1 h
The Colour of Magic 4.4 h 2 The Light Fantastic 4.7 h 3 Equal Rites 4.8 h 4 Mort 5.5 h 5 Sourcery 5.9 h 6 Wyrd Sisters 5.9 h 7 Pyramids 6.7 h 8 Guards! Guards! 6.9 h 9 Eric 2.9 h 10 Moving Pictures 6.8 h 11 Reaper Man 5.5 h 12 Witches Abroad 5.9 h 13 Small Gods 6.4 h 14 Lords and Ladies 6.9 h Troll Bridge length not known
15 Men at Arms 6.7 h The Streets of Ankh-Morpork length not known
Theatre of Cruelty length not known
16 Soul Music 7.0 h 17 Interesting Times 6.5 h The Discworld Companion 7.0 h 18 Maskerade 6.6 h The Discworld Mapp length not known
19 Feet of Clay 7.0 h 20 Hogfather 7.0 h Bromeliad Trilogy 9.3 h 21 Jingo 7.6 h 22 The Last Continent 7.5 h 23 Carpe Jugulum 7.0 h A Tourist Guide to Lancre length not known
The Sea and Little Fishes length not known
24 The Fifth Elephant 7.5 h Death's Domain 1.8 h Nanny Ogg's Cookbook 3.2 h 25 The Truth 7.2 h 26 Thief of Time 7.0 h 27 The Last Hero 3.2 h 28 The Amazing Maurice and His Educated Rodents 5.0 h 29 Night Watch 7.3 h Death and What Comes Next length not known
30 The Wee Free Men 5.8 h 31 Monstrous Regiment 7.5 h 32 A Hat Full of Sky 6.4 h 33 Going Postal 7.6 h The Art of Discworld length not known
34 Thud! 7.3 h Where's My Cow? length not known
35 Wintersmith 6.6 h 36 Making Money 7.3 h Minutes of the Meeting to Form the Proposed Ankh-Morpork Federation of Scouts length not known
Wit and Wisdom of Discworld 5.6 h 37 Unseen Academicals length not known
38 I Shall Wear Midnight 7.6 h 39 Snuff 8.5 h The World of Poo 2.3 h 40 Raising Steam 7.3 h 41 The Shepherd's Crown 6.1 h Death length not known
Discworld Diary length not known
Raising Taxes length not known
Rincewind length not known
The Science of Discworld length not known
Tiffany Aching length not known
Witches length not known
Rincewind
8 books 1 The Colour of Magic 4.4 h 2 The Light Fantastic 4.7 h 3 Sourcery 5.9 h 4 Eric 2.9 h 5 Interesting Times 6.5 h 6 The Last Continent 7.5 h 7 The Last Hero 3.2 h
The Colour of Magic 4.4 h 2 The Light Fantastic 4.7 h 3 Sourcery 5.9 h 4 Eric 2.9 h 5 Interesting Times 6.5 h 6 The Last Continent 7.5 h 7 The Last Hero 3.2 h 8 Unseen Academicals length not known
Ankh-Morpork City Watch series
11 books 1 Guards! Guards! 6.9 h Men at Arms 6.7 h 4 Feet of Clay 7.0 h 5 Jingo 7.6 h 6 The Fifth Elephant 7.5 h 7 Night Watch 7.3 h 8 Thud! 7.3 h Snuff 8.5 h The World of Poo 2.3 h
Guards! Guards! 6.9 h 1.5 Theatre of Cruelty length not known
3 Men at Arms 6.7 h 4 Feet of Clay 7.0 h 5 Jingo 7.6 h 6 The Fifth Elephant 7.5 h 7 Night Watch 7.3 h 8 Thud! 7.3 h Where's My Cow? length not known
9 Snuff 8.5 h The World of Poo 2.3 h Death
6 books 1 Mort 5.5 h Reaper Man 5.5 h 3 Soul Music 7.0 h 4 Hogfather 7.0 h 5 Thief of Time 7.0 h
Mort 5.5 h 1.5 Death and What Comes Next length not known
2 Reaper Man 5.5 h 3 Soul Music 7.0 h 4 Hogfather 7.0 h 5 Thief of Time 7.0 h Witches
7 books 1 Equal Rites 4.8 h 2 Wyrd Sisters 5.9 h 3 Witches Abroad 5.9 h 4 Lords and Ladies 6.9 h 5 Maskerade 6.6 h Carpe Jugulum 7.0 h
Equal Rites 4.8 h 2 Wyrd Sisters 5.9 h 3 Witches Abroad 5.9 h 4 Lords and Ladies 6.9 h 5 Maskerade 6.6 h 5.5 The Sea and Little Fishes length not known
6 Carpe Jugulum 7.0 h Tiffany Aching
4 booksThe Long Earth
5 books
The Science of Discworld
4 books
Bromeliad Trilogy
3 books
Johnny Maxwell trilogy
3 books
Standalone books
The Carpet People 3.8 h 
The Dark Side of the Sun 2.9 h 
Strata 3.5 h 
The Unadulterated Cat 2.4 h 
Good Omens 7.3 h 
The New Discworld Companion 7.6 h 
Knights of Madness 5.4 h 
Nation 7.2 h 
The Witch's Vacuum Cleaner 5.4 h 
Death Trilogy 13.9 h 
The Art of the Discworld 2.4 h 
The Folklore of Discworld 9.4 h 
Unseen Academicals 8.5 h 
A Blink of the Screen 5.7 h 
Dodger 7.4 h 
A Slip of the Keyboard 6.2 h 
Dragons at Crumbling Castle 6.5 h 
Mrs Bradshaw's Handbook: To Travelling Upon the Ankh-Morpork & Sto Plains Hygienic Railway 2.6 h 
Seriously Funny 2.4 h 
Father Christmas's Fake Beard 3.8 h 
A Stroke of the Pen 2.8 h Collected editions
Volumes that gather several of the books above.
