Average Cannabis Prices in St. Louis, MO
Median dispensary menu prices, updated September 2026
As of September 2026, the median price of an eighth of cannabis in St. Louis is about $25, and an ounce runs about $199. Eighths are down $1 since August. That is about 14% below the $29 national median we track across major U.S. cities.
| Product | Median price | Sample |
|---|---|---|
| Gram of flower | $11 | n=38 |
| Eighth (3.5g) | $25 ▼$1 | n=189 |
| Half ounce (14g) | $109 | n=37 |
| Ounce (28g) | $199 | n=36 |
| Edibles (per pack) | $12 | n=198 |
Estimates based on a sample of 7 St. Louis dispensary menus from public listings (September 2026). Actual prices vary by store, brand, quality, and tax. Aggregated by Ganja.com.
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What people paid in St. Louis, store by store
No shopper reports for St. Louis yet. The medians above come from menu sampling; the first report from a counter goes here with the store named.
What did you pay in St. Louis?
Cannabis price FAQ for St. Louis
How much is an eighth of weed in St. Louis?
In September 2026, the median price of an eighth (3.5 grams) in St. Louis is about $25, based on a sample of local dispensary menus.
How much is an ounce of weed in St. Louis?
The median price of an ounce (28 grams) in St. Louis is about $199 as of September 2026.
Why do cannabis prices vary so much?
Prices depend on local taxes, market maturity, product quality, brand, and how much supply a market has. That is why the same eighth can cost very different amounts city to city.
Do these prices include tax?
These are menu (pre-tax) prices aggregated from public dispensary listings. Cannabis excise and sales taxes are added at checkout and vary by location.
