38 states approved for cannabis in the U.S. 24 states (recreational and medical) and 14 states (medical only) are approved for cannabis in the U.S. so that excuse is no longer a reason for failure. Total 2023 legal sales in the U.S. are over $33 billion with California showing an estimated $5.9 billion in legal recreational and medical marijuana sales in 2023. According to projections, the revenue for legal cannabis in the U.S. is expected to reach US39.85 billions in 2024.