WA • United States

Cannabis in Washington

Recreational

Adult-use legal since 2012.

One of the first two states to legalize adult-use.

Adult-use age: 21+Medical age: 18+

What this means in Washington

Buy at licensed dispensaries
Adults 21+ can purchase from state-licensed retailers, typically up to an ounce of flower per transaction.
Home cultivation (varies)
Most adult-use states allow some personal cultivation — limits and rules differ by state.
Driving is still off-limits
Open container + impaired driving laws apply. THC-DUI thresholds vary; assume strict.
Public consumption is restricted
Most states prohibit smoking/vaping cannabis in public spaces. Use on private property.

Rules vary by city and county. Possession limits, public-use rules, and home-grow caps should be verified with your state's cannabis control board before relying on this.

What makes Washington different

Washington's distinctive cannabis story

Tied with Colorado as the first US state to legalize recreational cannabis (Initiative 502, 2012).
Seattle Hempfest at Myrtle Edwards Park is the largest cannabis advocacy event in the world, drawing hundreds of thousands of attendees each August.
Vertically-integrated license structure (separate producer, processor, and retailer licenses) is unusual compared to other legal states.

Historical milestones in Washington

2026-03
Sales tax revenue at record high
Adult-use programs continue to generate significant state tax revenue, with much earmarked for education and public health.
2025-11
Expungement rollout expands
More states are processing automatic expungement of prior cannabis convictions tied to legalized conduct.

Cultivation, sales + license details for Washington

We have deep data for Washington: home-grow rules, every license type with fees, tax rates, and links to the official portal. Walk through the wizard:

Open the grow + license wizard →

Major cities in Washington

Cities layer their own ordinances on top of state law: possession in public, dispensary zoning, on-site consumption. We currently cover one Washington city.

Seattle

Tied with Colorado as the first US state to legalize recreational cannabis. Home of Hempfest, the largest cannabis advocacy gathering on earth.

Get involved in Washington

Reform happens when people show up. These national orgs have state chapters or active programs in Washington. Check their state pages for local coalitions.

Other states

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