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Many folks asking what is the longest Harry Potter book is under the impression. Well, it is Order of the Phoenix and there is no contest at all. it's the seventh and final one but in actuality it's J.K. Rowling's fifth novel, Harry Potter and the Order of the Phoenix. In total, there are seven official books in the series (excluding the supplementary books) with very varying word counts compared to each other. And that means the number of pages differs greatly depending on the country (remember UK and US have different edition lengths) as well as the length of the audiobook versions.
Some books will be a breeze to get through in one weekend while others will demand patience. Knowing this in advance helps you plan the reading much better. This is what we will discuss in the upcoming blog all the book details in one place.
Just wondering which Harry Potter book is the longest? You do not have to scroll around like on many websites to know and here it is the complete no-scrolling-required answer. Word Count.
| Harry Potter and the Order of the Phoenix is the longest book in the series containing approximately 257,045 words across 766 pages in the UK edition (Bloomsbury) and 870 pages in the US edition (Scholastic). It is the fifth of seven books in the main series and was first published in June 2003. |
This book alone contains nearly a quarter of the total number of words in the whole series, and not even one single other book in the series can come close in terms of sheer size. Anyone who is reading this series for the very first time will be quite taken aback at how much the page count increases so suddenly from the fourth book to the fifth book, especially after the first four which had been growing slowly all along.
Such questions arise quite often from people who are new to reading the book and wondering how much time should be devoted, and also from fans of the book who want to know how many pages they need to read. Since there are slight variations in the number of pages cited by different stores, libraries and fan sites, confusion arises despite the fact that some people may have read the books several times before. This guide will put such questions at rest through a standard measure of word count.
The table below ranks every book in the main Harry Potter series from longest to shortest based on word count along with page counts for both the UK and US editions and the year each title was originally published.
| Rank | Book Title | Word Count | UK Pages (Bloomsbury) | US Pages (Scholastic) | Year Published |
| 1 | Harry Potter and the Order of the Phoenix | ~257,045 | 766 | 870 | 2003 |
| 2 | Harry Potter and the Deathly Hallows | ~198,227 | 607 | 759 | 2007 |
| 3 | Harry Potter and the Goblet of Fire | ~190,637 | 636 | 734 | 2000 |
| 4 | Harry Potter and the Half-Blood Prince | ~168,923 | 607 | 652 | 2005 |
| 5 | Harry Potter and the Prisoner of Azkaban | ~107,253 | 317 | 435 | 1999 |
| 6 | Harry Potter and the Chamber of Secrets | ~85,141 | 251 | 341 | 1998 |
| 7 | Harry Potter and the Sorcerer's/Philosopher's Stone | ~76,944 | 223 | 309 | 1997 |
Seven main Harry Potter books constitute the entire series in all, and the table above includes all seven from the rather slim first book right up to the fifth and rather hefty volume. It should be mentioned that the number of pages can differ substantially in printed versions of books even if the actual word count for the book in question is exactly the same. A difference in format, font or spacing can add or subtract over a hundred pages from the same book without any changes in the wording of the story at all, thus creating discrepancies in numbers for one and the same book.
As we can see from the table above, there is a clear tendency. The first two books of the Harry Potter series, namely, Sorcerer's Stone and Chamber of Secrets, are less than 100,000 words long and can be considered regular middle - grade novels by their length. Starting from Prisoner of Azkaban, the series gradually grows longer reaching 100,000 and then 150,000 words in just two further books.
However, the trend hits a sudden crescendo during Order of the Phoenix before tapering off for the last two books, which are still significantly longer than any other book in the first half of the series but not as long as Book 5.
Harry Potter and the Order of the Phoenix is much more extensive compared to the rest of the books due to Rowling having many new characters, political rivalries, subplots, and emotional development. Some of the reasons for that are:
Phoenix is a lengthy book because it does more than just continue another adventure at Hogwarts. In this novel, Rowling has expanded on the politics of the wizarding world and has introduced new characters. She has also established Dumbledore’s Army and explored the emotions of Harry while giving us vital information about Harry and Voldemort’s relationship.
The Harry Potter books may have various numbers of pages according to whether you buy a book from the UK or from the US. Though the content is not affected, there are different page settings used by the publisher. Such understanding explains why the book Order of the Phoenix has less number of pages in the UK edition than in the US one.
| Factor | UK Edition | US Edition |
| Publisher | Bloomsbury | Scholastic |
| Order of the Phoenix | 766 pages | 870 pages |
| Page/trim size | Publisher-specific | Publisher-specific |
| Font and text size | May differ | May differ |
| Margins | Edition-specific | Edition-specific |
| Line and paragraph spacing | May differ | May differ |
The difference in page counts is mainly caused by typesetting and formatting choices, rather than differences in the actual story.
Therefore, 766 pages in the UK edition and 870 pages in the US edition are not contradictory. Both editions have basically the same novel but in a different format on the page. Comparing lengths of Harry Potter books, it is better to compare their word counts rather than page counts.
For an average adult reader, completing Order of the Phoenix from beginning to end typically requires somewhere between 12 and 14 hours based on a typical adult reading speed of roughly 250 to 300 words per minute a commonly used benchmark for adult fiction.
Estimated time by format and reading pace:
| Format / Reader Type | Estimated Time |
| Average adult reader (silent reading) | 12–14 hours |
| Faster reader / re-reading the book | Under 12 hours |
| Slower or more deliberate reader | 14+ hours |
| Unabridged audiobook | 27–30 hours |
| Full series (unabridged audiobooks) | Well over 24 hours combined |
A few factors are worth keeping in mind when using these estimates:
At the opposite end of the scale sits Harry Potter and the Sorcerer's Stone known as the Philosopher's Stone outside the United States which is the shortest book in the series at approximately 76,944 words. This makes it roughly one third the length of Order of the Phoenix a comparison that offers useful context both for readers deciding where to begin the series and for those curious about how substantially the story expands as it progresses. The considerable increase from a book of under 80,000 words to one exceeding 250,000 words illustrates just how much more ambitious the narrative becomes as Harry grows older and the stakes of the story rise correspondingly.
For readers who are new to the series or who are introducing it to a younger reader this contrast can be a useful planning tool. Sorcerer's Stone continues to be relatively brief and accessible for reading as opposed to the subsequent books that take much more time to get through. This awareness in advance could assist the reader in preparing for what is coming, rather than getting unexpectedly surprised by the increase in the book length halfway through the series.
The fans of the Harry Potter series may want to know about the length of the Harry Potter series compared to other famous multi-volume fantasy book series. The following table provides approximate figures calculated based on publicly available information and must be taken as a guideline rather than an exact number.
| Series | Approximate Total Word Count |
| Harry Potter (7 books) | ~1,084,000 |
| The Lord of the Rings (3 books) | ~455,000 |
| The Chronicles of Narnia (7 books) | ~360,000 |
| A Song of Ice and Fire (5 published books) | ~1,770,000+ |
Summing up all these figures, it can be stated that Harry Potter manages to find its place perfectly well within the middle range among many other popular series of the fantasy genre that had been enjoying their popularity for a very long time. In general, the series is definitely more extensive than Tolkien's trilogy and Lewis' Chronicles, but not as long as George R.R. Martin's A Song of Ice and Fire (four out of seven books).
These comparisons should serve primarily as background information and not as an exact scientific analysis due to the fact that word-counting systems may vary from source to source and may be flexible regarding whether the appendices, preludes, or any other material would be included in the calculation. However, the overall impression will be an accurate one, as the Harry Potter series falls into the category of longer and more extensive fantasy series but does not reach the exceptional size of the series such as A Song of Ice and Fire.
Seven main Harry Potter novels have around 1,084,000 words in total while the most commonly accepted calculation gives about 1,084,170 words. The summing up of each individual word count gives this number although minor variations can be seen due to the absence of any official word count of these novels.
The breakdown is:
Total the three together and you get about 1.084 million words. On average there is 154,900 words per main Harry Potter book although this has a massive gap from smallest to largest of the versions of each book. So how many Harry Potter books are there in total if we know the total?
As many as you define it. The seven core Harry Potter books have all be authored by the one J. K.Rowling. Harry Potter And The Cursed Child is generally excluded due to the nature of being a play and not a book and Fantastic Beasts and Where to Find Them are excluded.
This distinction makes all the difference when counting the number of words.
One thing is clear that Order of The Phoenix is the longest Harry Potter book, but at the same time, the pages added to the book contribute to the storyline rather than make the book overly lengthy. Everything from new characters to Ministry affairs and development of Harry makes the pages worth reading. Just a comparison of numbers of wthe numberd pages, reading time can make you realize how much has changed since the first novel Sorcerer's Stone. If you have been following the series for a long time or have just started now, this is the high time to pick up the book and start reading.
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