Columbia
Population: 122,659

- Passed: 2004
- Voter Initiative
- Quantity: 35 grams
- Penalty: $250
- (Details)
Kansas City
Population: 491,158

- Passed: July 2020
- City Council ordinance
- Quantity: Possession of any amount
- Penalty: None
- (Details)
Maplewood
Population: 8,073

- Passed: April 2021
- City Council Ordinance
- Quantity: 35 grams
- Penalty: $1
- (Details)
St. Louis
Population: 304,709

- Passed: December 2021
- City Council Ordinance
- Quantity: 35 grams and/or up to 6 flowering plants
- Penalty: No penalty
- (Details)
Webster Groves
Population: 22,906

- Passed: March 2020
- City Council Ordinance
- Quantity: 35 grams
- Penalty: $50-$100
- (Details)