Great Falls, MT cannabis price index
Flower in Great Falls typically costs $8.61 per gram (average $9.11) — measured across 108 priced listings at 3 licensed dispensaries.
Comparable range $6.15–$12.30 per gram · index refreshed Sep 23, 2026
↑ See the statewide Montana flower price index
Great Falls flower prices by package size
Averages of the real packages on Great Falls menus — not a per-gram figure multiplied up.
| Size | Average | Lowest | Average per gram | Listings |
|---|---|---|---|---|
| Eighth (3.5g) | $25.96 | $11.07 | $7.42 | 7 |
How this index is built
Each priced flower listing in Great Falls whose package size is published on the menu is converted to a price per gram. Listings with no published size are excluded rather than estimated, which is why the listing count here is smaller than the total menu count.
Go deeper: cheapest weed in Great Falls, cheap ounces, cheapest flower per gram, Great Falls deals.
Figures come from licensed Montana dispensary menus and change constantly. Adults 21+ only.