Is Psilocybin / Magic Mushrooms Legal in Oregon? (2026)

Confidence: High

Yes — Psilocybin / Magic Mushrooms are legal in Oregon as of 2026.

Key Restriction
Age restriction: 21+ for therapeutic use
Penalty
Legal for supervised use
Last Updated
2026-03-25

Law changed in 2020: In 2020, Oregon voters passed measures to legalize supervised psilocybin use and decriminalize all drugs. However, the decriminalization law was rolled back in 2024, re-criminalizing possession of small amounts of drugs.

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Quick Answer

Oregon has legalized psilocybin for supervised therapeutic use under Measure 109 (ORS Chapter 475B), effective from 2023. Possession and sale remain illegal outside licensed therapeutic contexts, but possession for personal use is decriminalized under Measure 110.

Key Conditions & Exceptions:
  • Age restriction: 21+ for therapeutic use

What the Law Says

Oregon's Measure 109 (2020) created a program for the supervised administration of psilocybin products to adults 21 and over.

Oregon Psilocybin Services Act (Measure 109)
Category Details
Possession Decriminalized for personal use; possession outside licensed therapy remains illegal.
Distribution Legal only through licensed psilocybin service centers for therapeutic use.
Penalties Possession outside licensed contexts can result in civil penalties under Measure 110; illegal sale is a felony.
Age Restriction 21+ for therapeutic use.
Pending Legislation None known
Recent Changes

In 2020, Oregon voters passed measures to legalize supervised psilocybin use and decriminalize all drugs. However, the decriminalization law was rolled back in 2024, re-criminalizing possession of small amounts of drugs.

Enforcement Reality

While Oregon was the first state to legalize supervised psilocybin use, a broader drug decriminalization law was rolled back in September 2024, making possession a crime again. Enforcement is now focused on unlicensed possession and distribution.

Charge Level
Legal for supervised use
Enforcement Likelihood
Low for supervised use
Common Triggers
Unlicensed sale or possession outside of the supervised use program.
Common Mistakes

A common mistake is to believe that psilocybin is fully legal. While supervised use is permitted in licensed centers, recreational possession is a crime. Additionally, many counties and cities have banned psilocybin service centers.

Local Exceptions

None identified. State law applies uniformly across Oregon. Local ordinances may still vary — check with your city or county government for any additional rules.

Oregon vs. the Rest of the US

Across the US, possessing psilocybin mushrooms is fully legal in 2 states, restricted in 2, and illegal in 36. Oregon falls in the LEGAL category.

View the full 50-state map →

Neighboring States

Laws change at state lines. Here is how bordering states compare on Psilocybin / Magic Mushrooms:

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Frequently Asked Questions

Is it legal to possess Psilocybin / Magic Mushrooms in Oregon?
Yes — Psilocybin / Magic Mushrooms are legal in Oregon as of 2026. Oregon has legalized psilocybin for supervised therapeutic use under Measure 109 (ORS Chapter 475B), effective from 2023. Possession and sale remain illegal outside licensed therapeutic contexts, but possession for personal use is decriminalized under Measure 110.
Can you possess psilocybin mushrooms in Oregon?
Legal only through licensed psilocybin service centers for therapeutic use.
What is the age restriction for possessing psilocybin mushrooms in Oregon?
21+ for therapeutic use.
Does the law on possessing psilocybin mushrooms change at the Oregon border?
Yes. Psilocybin / Magic Mushrooms are illegal in neighboring Idaho. Laws change at state lines — check each state individually before traveling.

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EH
Ethan Harper Independent Legal Researcher

Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.

Last reviewed: 2026-03-25 Method: Statute cross-reference

Sources & Verification

2.
Statute Summary
Oregon's Measure 109 (2020) created a program for the supervised administration of psilocybin products to adults 21 and over.
Verified: 2026-03-25 Reviewed by: Ethan Harper Method: Statute cross-reference Confidence: High

This page was reviewed by Ethan Harper by comparing the legal status against the cited state statute. AllowedHere is an informational resource and does not provide legal advice. Consult a licensed attorney for guidance specific to your situation.

Comprehensive Oregon Legal Guides

Explore all related legal topics in Oregon — statutes, penalties, and enforcement in one place.

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Psilocybin / Magic Mushrooms in Other States

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