How long does it take to read The Hitchhiker's Guide to the Galaxy?
Douglas Adams · 5 books
At an average reading speed of 250 words a minute, all 5 books of The Hitchhiker's Guide to the Galaxy take 17 hours 46 minutes to read. The unabridged audiobooks run 29 hours at 1x, or 19 hours at 1.5x.
Douglas Adams called it a trilogy in five parts, and all five together are shorter than a single Stormlight Archive book. The first, which began as a BBC radio series in 1978, takes about three and a half hours. None of the five takes much more than four.
Average is about 250 WPM. Measure yours in two minutes and every time on this page recalculates.
Every book, timed
| Book | Words | Read | Listen |
|---|---|---|---|
| The Hitchhiker's Guide to the Galaxy | ~54,405 | 3h 38m | 5h 51m |
| The Restaurant at the End of the Universe | ~53,785 | 3h 35m | 5h 47m |
| Life, the Universe and Everything | ~53,940 | 3h 36m | 5h 48m |
| So Long, and Thanks for All the Fish | ~43,245 | 2h 53m | 4h 39m |
| Mostly Harmless | ~60,915 | 4h 4m | 6h 33m |
How much to read a day
At 250 words a minute, to finish the whole series:
Have a deadline in mind? The pages-per-day calculator works it out for any date.
How we measured it
Method: audiobook estimate. Estimated from the unabridged audiobooks at 155 words a minute: Stephen Fry reads the first book and Martin Freeman the other four. The radio dramas are different works and weren't used. Eoin Colfer's And Another Thing..., the sixth book written after Adams's death, isn't included.
Part of our study of the 100 most popular books, last checked November 2026. Reading times assume steady reading; editions, translations and your own pace all move them.
See how long it really takes you
Log each book in Parch as you read. It tracks your pages, sessions and streak, so you'll know your real pace, and how long the next one will take.
Frequently asked questions
How long does it take to read The Hitchhiker's Guide to the Galaxy?
About 18 hours at an average reading speed of 250 words a minute: 22 hours at 200 and 15 hours at 300. That covers all 5 books, from The Hitchhiker's Guide to the Galaxy to Mostly Harmless.
How many words are in The Hitchhiker's Guide to the Galaxy?
About 266,290 words across 5 books. The longest is Mostly Harmless (60,915); the shortest is So Long, and Thanks for All the Fish (43,245). That's estimated from the unabridged audiobook at a narration pace of 155 words a minute, so treat it as close, not exact.
How long are the audiobooks?
About 29 hours unabridged at 1x for the whole series: 19h 5m at 1.5x and 14h 19m at 2x.
How many pages a day to finish The Hitchhiker's Guide to the Galaxy in a month?
About 33 pages a day, or 36m of reading a day at an average pace. That assumes about 968 pages at 275 words a page; real page counts vary by edition.
How long does it take to read the first Hitchhiker's Guide book?
About three and a half hours at an average pace. It's roughly 54,000 words by audiobook estimate, and Stephen Fry's recording runs 5 hours 51 minutes.
Which Hitchhiker's Guide book is the longest?
Mostly Harmless, the fifth, at about four hours of reading. So Long, and Thanks for All the Fish is the shortest, at under three.