How much medical marijuana can you possess in Washington?
Yes.
Medical marijuana is legal in Washington. Updated October 2026.
Possession limits
The recorded possession limit for medical marijuana in Washington is 3 oz (85 g).
Yes — medical marijuana is legal in Washington.
No separate over-limit penalty text is on file; the headline status still applies.
This is a long-tail extract of the main Washington ruling, published only because a possession figure exists in the dataset.
Frequently asked
Is medical marijuana legal in Washington?+
Yes — medical marijuana is legal in Washington.
Is medical marijuana legal everywhere in Washington?+
The recorded status for Washington as a whole is legal. Local bylaws can still add conditions.
How much medical marijuana can you possess in Washington?+
The recorded possession limit is 3 oz (85 g).
Can tourists use medical marijuana in Washington?+
Visitors to Washington are generally subject to the same medical cannabis rules as residents. Crossing a border with it remains a separate, usually prohibited, act.
Can you grow medical marijuana at home in Washington?+
Home cultivation is recorded as: medical patients only (6 plants).
When was this Washington medical marijuana ruling last verified?+
Last verified 2026-10-19.