The event brings together the fan community that has evolved as a result of the Internet and helps them explore and develop their LEGO hobby.

The full attendee receives a convention packet containing personalized bricks, a name badge, a program of activities, handouts and coupons.

Various themes on display can include castles, space ships, trains, Great Ball contraptions (GBC), pop culture and many other.

Location: (Dan Parker's Studio), The Commons, Federal Way Attendees: ~45 Guests: ~2,000 Layout: "Exhibition Hall" (1,600 sq.ft.)

Location: The Exhibition Hall at Seattle Center[5] Attendees: ~475 Guests: ~11,000 2011 - Used all of the Northwest Rooms for convention activities (34,000 + 17,000 sq.ft.)

Location: The Exhibition Hall and Northwest Rooms at Seattle Center Attendees: 535 Guests: 11,000 2012 - 10th Anniversary BrickCon Location: The Exhibition Hall and Northwest Rooms at Seattle Center Attendees: 470 Guests: 12,000+ 2013 - 12th BrickCon - Pigs v s. Cows!

Location: The Exhibition Hall and Northwest Rooms at Seattle Center Attendees: 445 Guests: 12,000+ 2014 - 13th BrickCon - Invasion!

The first event at the Cornish, which used the theater, stage, lobby Founders Room, and "black box" (the separated rehearsal space).

Attendees: 470 Guests: 13,600 2016 - 15th BrickCon - Madness[7] This year, the convention added a Friends and Family Night to its Friday schedule.

Attendees: 470 Guests: 13,600 2018 - 17th BrickCon - Hidden Worlds[7] Date: October 4–7, 2018 Location: The Exhibition Hall at Seattle Center and Cornish Playhouse at Seattle Center Attendees: 475 Guests: 13,600 2019 - 18th BrickCon - Just BUILD It!

Date: October 3–6, 2019 Location: The Exhibition Hall at Seattle Center and Cornish Playhouse at Seattle Center Attendees: 443 Guests: 12,200 2020 - 19th BrickCon - Hindsight Date: October 1–4, 2020 Location: Due to COVID-19, this event was virtual only.

2023 22nd BrickCon - Journeys Date: Sept 7 - 10, 2023 Location: Meydenbauer Center, Bellevue Attendee: 541 total (489 in-person, 52 virtual) Guests 12,592 BrickCon moves to Bellevue after 16 years of being at the Seattle Center Exhibition Hall.

2024 23rd BrickCon - Foundations Date: Sept 5-8 2024 Location: Meydenbauer Center, Bellevue https://www.king5.com/article/news/local/lego-fan-convention-brickcon-moves-to-bellevue-seattle-afol/281-95ddc2ad-9e0a-48c2-8b75-0b248ca5bab7