The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 'Nana Peel fans (1 member)
- 0th Prize fans (5 members)
- 0th Prize haters (0 members)
- 1st Prize Fans (0 members)
- 1st Prize fans (51 members)
- 1st Prize haters (5 members)
- Alarm Clock fans (1 member)
- An Apple for Baldi fans (11 members)
- Archive files (7 members)
- Archived videos (5 members)
- Articles with missing citations (8 members)
- Articles with missing version information (4 members)
- Arts and Crafters fans (24 members)
- Arts and Crafters haters (8 members)
- Audio files (212 members)
- Audios (5 members)
- BSODA fans (16 members)
- Baldi's Basics (30 members)
- Baldi's Basics Wiki (15 members)
- Baldi's Basics Wiki exclusive images (95 members)
- Baldi's Bus fans (11 members)
- Baldi's Least Favorite Tape fans (4 members)
- Baldi Fans (4 members)
- Baldi Haters (0 members)
- Baldi fans (82 members)
- Baldi haters (4 members)
- Baldloon fans (2 members)
- Baldloon haters (0 members)
- Banana fans (5 members)
- Beans fans (13 members)
- Beans haters (12 members)
- Big Ol' Boots fans (1 member)
- Bladder fans (1 member)
- Blog posts (695 members)
- Book fans (1 member)
- Browse (0 members)
- Bruj (1 member)
- Buildings (2 members)
- Bully Haters (0 members)
- Candidates for deletion (0 members)
- Chalkles fans (7 members)
- Chalkles haters (2 members)
- Challenges (4 members)
- Character audios (4 members)
- Character galleries (6 members)
- Character spawn points (3 members)
- Character userboxes (40 members)
- Characters (36 members)
- Citation templates (3 members)
- Citations (84 members)