Here a list of local comic/science-fiction/anime/etc. conventions in the Colorado area in 2019! Figured I's better update since I just found a con on this Saturday!
Aurora Mini-ConMay 18
Denver Pop Culture Con
May 31-June 2
Denver Zine Fest
June 23
CO Springs Comic and Toy Expo
July 20
DenFur
August 2-4
Myth and Legends Con 7
August 9-11
Fort Collins Comic Con
August 16-18
Colorado Springs Comic Con
August 23-25
Nan Desu Kan 23
August 23-25
MileHighCon 51
October 18-20
Rocky Mountain Con
November 9-10
And a cosplay photo -- Hideyo Mochimo as Zed (from Zombies) at Starfest 2019:

Tomorrow's wallpaper