New LEGO Harry Potter sets are going to be released in 2023. There's a list of the new sets, which will be released in 2023, thanks to Promobricks.

Hogwarts House Banner (Sets 76409 - 76412)

• Pieces: ?
• Minifigures: 3
• Prices: €34.99
• Release date: March 2023

 

Hogwarts Room of Requiremets (Set 76413)

• Pieces: ?
• Minifigures: ?
• Prices: €49.99
• Release date: March 2023

 

Black Lake Triwizard Challenge (Set 76420)

• Pieces: ?
• Minifigures: 5
• Prices: €44.99
• Release date: March 2023

 

More known set numbers:

• 76414
• 76415
• 76416
• 76417
• 76418
• 76419