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Aug-2026
Sales
Trend
6-Month
Product Count
SKUs
Avg Price
YoY Sales Change
YoY Price Change
Where to Buy
Interstate 420 is stocked at 89 licensed dispensaries across Illinois and Oklahoma, 88 of them in Illinois, with the deepest coverage in Chicago, Springfield, Quincy, Addison, and Bourbonnais. Search by ZIP code or city below to find the closest one, or filter by product type if you are after a specific format.
Market Insights Snapshot
Interstate 420’s mix in August 2026 tilted toward Flower at 45.89% share and Pre-Roll at 32.97%, with Vapor Pens at 21.14%, while overall brand sales declined 38.30% year over year and 24-month sales fell 38.61%. Flower contracted sharply with a 58.83% year-over-year drop and a 22.97% month-over-month decline, and Pre-Roll mirrored that direction with a 34.87% year-over-year decrease and a 22.36% month-over-month slide, even as average price across the brand fell 25.16% year over year to $19.83. Vapor Pens moved counter to the rest with a 22.32% month-over-month increase off an unreported year-over-year base, implying that August 2026 marked an inflection where the brand’s volume dependence on Flower and Pre-Roll pressured totals while the smaller Vapor Pens franchise became the near-term growth lever.
Within Illinois Flower, Interstate 420 ranked 41, and Flower’s 58.83% year-over-year drop alongside a 22.97% month-over-month decline indicates erosion in a category that still holds 45.89% of the mix; this concentration raises exposure to further rank slippage if pricing or velocity does not stabilize. The 22.32% month-over-month rise in Vapor Pens against a 22.36% month-over-month decline in Pre-Roll suggests a substitution effect toward a format where the brand’s average price point of $26.08 can offset the brand-level 25.16% average price compression, implying that near-term positioning hinges on accelerating the 21.14% share segment to dilute Flower risk and potentially improve rank from 41 as the portfolio reweights toward formats with positive monthly momentum.
Competitive Landscape
Interstate 420 sits at rank 41 in IL Flower in August 2026, down 15 positions year over year from rank 26, and 6 spots lower than its three-month mark at 35; by contrast, High Supply / Supply held at rank 1 year over year while its sales declined 10.1%, and RYTHM maintained rank 2 with a 36.5% sales increase, indicating Interstate 420’s relative slippage against both a stable leader and a growing premium player. The current 41 stands far from Interstate 420’s peak rank of 20 in September 2024, while The Botanist climbed from rank 29 to rank 4 alongside a 482.1% sales jump, showing that upward mobility is occurring among competitors as Interstate 420 trends downward; the pattern implies Interstate 420’s trajectory is toward the long tail unless it reverses share losses that correspond with a 15-rank YoY drop and a 6-rank slide versus the recent quarter.
Notable Products
Royal Gorilla Pre-Roll (1g) posted the steepest decline at -39.3% month over month and slid to rank 3, while Mac Daddy Pre-Roll (1g) fell -10.7% at rank 2; in contrast, Gelly Roll Pre-Roll (1g) rose +11.5% to hold rank 1 and Jungle Pie Pre-Roll (1g) gained +17.3% at rank 4. Eight of the top ten are Pre-Roll SKUs, and within that set two mid-pack items dropped by -21.5% and -23.2% at ranks 6 and 7, while Kandy Kush Pre-Roll (1g) contracted -44.9% at rank 8; this concentration paired with mixed momentum implies reliance on a crowded pre-roll lineup with rising cannibalization risk. The lone non–pre-roll entry, Gelly Roll Cured Resin Cartridge (1g), debuted at rank 10 with $20,940 and no prior baseline, suggesting early traction in Vapor Pens against softer pre-roll comparables. Overall, the pattern points to Interstate 420 shifting from a volatile pre-roll core toward testing a branded Gelly Roll platform across formats to stabilize rank and smooth month-over-month swings.
Top Selling Cannabis Brands
Data for this report comes from real-time sales reporting by participating cannabis retailers via their point-of-sale systems, which are linked up with Headset’s business intelligence software. Headset’s data is very reliable, as it comes digitally direct from our partner retailers. However, the potential does exist for misreporting in the instance of duplicates, incorrectly classified products, inaccurate entry of products into point-of-sale systems, or even simple human error at the point of purchase. Thus, there is a slight margin of error to consider. Brands listed on this page are ranked in the top twenty within the market and product category by total retail sales volume.
