Academia is the scientific and cultural research and higher education community, taken as a whole. The term primarily refers to:
- Academies, taken as a whole
- Academic institutions, taken as a whole
- Academic disciplines, taken as a whole, studied at academies and academic institutions
Academia may also refer to:
- Academia.edu, a social network
- La Academia, a Mexican television programme
- La Academia (Paraguayan TV series), a Paraguayan spin-off
- La Academia USA, an American spin-off
- Academia (Soviet publishing house), a Soviet publishing house
- Academia (Czech publishing house), operated by Czech Academy of Sciences
- Platonic Academy, or Akademia, an ancient school founded by Plato
- "Academia" (song), by Australian singer Sia