Oswego, IL cannabis price index
Flower in Oswego typically costs $11.43 per gram (average $11.20) — measured across 337 priced listings at 1 licensed dispensaries.
Comparable range $7.86–$14.29 per gram · index refreshed Sep 23, 2026
↑ See the statewide Illinois flower price index
Oswego flower prices by package size
Averages of the real packages on Oswego menus — not a per-gram figure multiplied up.
| Size | Average | Lowest | Average per gram | Listings |
|---|---|---|---|---|
| Eighth (3.5g) | $44.77 | $30 | $12.79 | 162 |
| Quarter (7g) | $69.17 | $40 | $9.88 | 94 |
| Half (14g) | $120.51 | $70 | $8.61 | 51 |
| Ounce (28g) | $217.06 | $180 | $7.75 | 17 |
How this index is built
Each priced flower listing in Oswego 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 Oswego, cheap ounces, cheapest flower per gram, Oswego deals.
Figures come from licensed Illinois dispensary menus and change constantly. Adults 21+ only.