Masters of Rosin
The international hash event comes back to New York City. A full week of rosin culture, competitions and community.
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This site covers cannabis culture and is intended for adults 21 and older.
Come back when you’re 21. We’ll save you a seat.
The Official Guide · NYC + NJ
Sessions, glass shows, hash competitions, pop-ups and after-dark parties — every official New York 420 Week event in one place.
Edition 2027
April 2027
Now building
Organizers are locking in dates now. Be the first to know — and the first in line for limited-capacity events.
Hosting something? Ask to be featured →
Recap
A look back at last year’s official events — a preview of the energy coming in 2027.
The international hash event comes back to New York City. A full week of rosin culture, competitions and community.
New Jersey’s biggest cannabis event for New York 420 Week 2026. Check out your favorite NJ brands.
Fresh drops all day with the homies from Office Hours. An all-day experience in Manhattan running from noon to midnight.
Produced by Office Hours
The annual competition produced by Astor Club — an all-day event running from the afternoon into the night.
Produced by Astor Club
GT Rollin Co. presents Chop Shop Friends & Family, featuring Watson Supply Co., Mechanic Farm, Select Pheno Type, Scarrs Pizza, Puffco and RipTip. IYKYK. Exclusive shave & cut packages — walk-ins welcome. DJ, food, dab bar, hash holes…
Produced by GT Rolling Co
A roller-skating party in Brooklyn. Lace up your skates and roll into the 420 weekend.
Produced by Alexis Kmieck
New glass projects from JP Toro, Young Bull and special guests, plus exclusive limited-edition Toro Quartz projects and VIP gift bags from Mood Mats and Glob Mops. In-person drops from Dammit Bobby, Trichadelics, Ganjah Guru, Wooksauce…
Produced by JP Toro Glass
Questions
New York 420 Week runs in the week around April 20, 2027 (April 2027). The full lineup of sessions, drops and parties is published in this guide, and the Insider List hears first.
Across the five boroughs of New York City and northern New Jersey — Manhattan, Brooklyn, Queens, the Bronx, Staten Island and the Jersey side. Every listing shows its area and venue.
Yes. Every event in this guide is for adults 21 and over and follows New York State law.
It varies. Many sessions and pop-ups are free; competitions and after-dark parties are usually ticketed. Each listing links to its own tickets or RSVP where there is one.
Send a feature request with the event, the location and your Instagram or X handle. Our team reviews every one and reaches out if it is a fit.
For organizers
Tell us about your event and ask to be featured. Every request is reviewed by our team; featured events appear across the guide, the homepage, the Insider List and @newyork420week.