The LEGO official website allows you to search and sort by age range. According to their self-categorization, there are currently 187 adult LEGO sets available for purchase as of July 2025.

Set: #21356 Age Range: 18+ Piece Count: 4090 Dimensions: 15.5 inches high, 27 inches long, 5.5 inches wide Price: $329.99 One of the best LEGO sets of the past five years, this classic Mississippi ...

Lego City Airplane vs. Hospital Bed Race Car Pack: was $9 now $6 at Best Buy I don't know who was asking for this Airplane vs. Hospital Bed Race Car Pack, but now that it's on sale for just $6, it ...