How many words are in Dune?

Dune by Frank Herbert is approximately 187,240 wordslong. At an average reading speed of 238 words per minute, that's about 13 hr 7 min of reading spread across several sittings. First published in 1965, it sits in the Science Fiction category.

Typical science fiction novels run 90,000–125,000 words, with a sweet spot around 100,000–115,000. At 187,240 words, Dune runs longer than the typical range, in epic territory.