what is the j k rowling series order in chronological order

The J.K. Rowling Harry Potter series order in chronological reading order is:

1. Harry Potter and the Philosopher’s Stone (1997)
2. Harry Potter and the Chamber of Secrets (1998)
3. Harry Potter and the Prisoner of Azkaban (1999)
4. Harry Potter and the Goblet of Fire (2000)
5. Harry Potter and the Order of the Phoenix (2003)
6. Harry Potter and the Half-Blood Prince (2005)
7. Harry Potter and the Deathly Hallows (2007)
8. Harry Potter and the Cursed Child (2016, with others)

Notes

• This is the main Harry Potter series order, which matches publication order for the seven core novels.

• If you meant all J.K. Rowling books across different series, that includes other titles beyond Harry Potter.

Quick answer

For the Harry Potter series, read them from book 1 through book 7 in order, then The Cursed Child if you want the later stage story.