Harry Potter has sold more copies than every book on the New York Times bestseller list combined for 2024.
How to Play: Guess if the book series on the right has sold MORE or FEWER total copies than the one on the left.
Name A
Name B
Top 10 Bestselling Book Series
Book series total sales sum all books across the series. Children’s series (Harry Potter, Goosebumps) lead due to long backlists.
| # | Name | Total Sales (millions) | Unit |
|---|---|---|---|
| 1 | Harry Potter (J.K. Rowling) | 600 | millions |
| 2 | Goosebumps (R.L. Stine) | 400 | millions |
| 3 | Diary of a Wimpy Kid | 275 | millions |
| 4 | Berenstain Bears | 260 | millions |
| 5 | Choose Your Own Adventure | 250 | millions |
| 6 | Sweet Valley High | 250 | millions |
| 7 | Nancy Drew | 200 | millions |
| 8 | Percy Jackson | 180 | millions |
| 9 | Geronimo Stilton | 180 | millions |
| 10 | Star Wars EU novels | 160 | millions |
Book Series vs Single Books
Series sales sum books across the whole series. Harry Potter’s 600M = ~85M per book × 7 books on average — though the first book (Philosopher’s Stone) accounts for ~120M alone.
Children’s series benefit from long backlists. Goosebumps had 60+ books, Berenstain Bears 300+. Total sales build over decades.
Adult literary series (Outlander, Discworld) are smaller but devoted fanbases. They lack children’s-series scale but maintain strong steady sales.
Frequently Asked Questions
Bestselling book series?
Harry Potter at 600M+ copies sold across 7 books since 1997.
How many books in Goosebumps?
Original series had 62 books; later Goosebumps Series 2000 had 25 more, plus dozens of spinoffs. Total sales ~400M.
Are these worldwide?
Yes — total worldwide sales across all languages.
What's the bestselling single book?
Don Quixote (~500M) — see our ‘Bestselling Books Game’. Series totals can dwarf single books because of multiplication.
Note: Book series sales in millions per publisher disclosures.
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