Quick Facts
| Legal Status | Medical Since | Adult Use | Access Type | Est. Cost | Insurance |
|---|---|---|---|---|---|
| Legal — Adult Use + Medical | 2004 (medical) / 2021 (adult use) | Yes (I-190, 2020) | Licensed dispensaries — 100+ statewide, no card needed 21+ | USD 30-60/eighth | No |
Legal Timeline
| Year | Development |
|---|---|
| 2004 | I-148 passes — medical cannabis legalised in Montana |
| 2011 | Legislature attempts to repeal medical law; partial restrictions enacted |
| 2016 | I-182 restores medical programme to fuller form |
| 2020 | I-190 passes (57%) — adult-use cannabis legalised |
| 2022 | January 1: Adult-use retail sales begin in Montana |
| 2024 | 100+ licensed dispensaries across the state |
How to Access Cannabis in Montana
- Adults 21+ may purchase from any licensed retailer with valid ID — no card needed
- Possession limit: 1oz in public; home cultivation of 4 plants per adult (max 8 per household)
- Medical card: consult a physician and register with the Montana DPHHS
- Medical patients may possess 3oz and have caregiver-grown cannabis
- Find retailers at the Montana Cannabis Control Division licensee database
Qualifying Medical Conditions
- Chronic pain
- Cancer
- HIV/AIDS
- Crohn's disease
- Glaucoma
- Epilepsy
- Multiple sclerosis
- PTSD
- Parkinson's disease
- Wasting syndrome
- Severe nausea
Licensed Dispensaries & Providers
| Provider | Website | Notes |
|---|---|---|
| Montana Cannabis Control Division | mtrevenue.gov/cannabis | Official regulator — retailer search |
| Green Peak | N/A | Montana dispensary with multiple locations |
| Blackfoot River Cannabis | N/A | Helena area licensed retailer |
| Elevate Montana | N/A | Missoula area adult-use and medical dispensary |
Cost Breakdown
| Item | Estimated Cost (USD) | Insurance Coverage |
|---|---|---|
| Flower — 1/8 oz (3.5g) | USD 30-60 | No coverage |
| Concentrate (1g) | USD 35-65 | No coverage |
| Edibles (100mg pack) | USD 15-35 | No coverage |
| Medical card (annual) | USD 50 | Not covered |
Frequently Asked Questions
Is cannabis legal in Montana?+
Yes — adults 21+ may purchase from licensed retailers, possess 1oz in public, and cultivate 4 plants at home. Adult-use sales have been legal since January 1, 2022.
When did adult-use cannabis sales start in Montana?+
Montana's adult-use retail market opened on January 1, 2022. Many existing medical dispensaries converted to dual adult-use/medical licences from day one.
What is the Montana cannabis tax?+
Adult-use cannabis is subject to a 20% state tax. Medical cannabis patients pay 4%. The substantial difference makes a medical card financially beneficial for regular users.
Can I grow cannabis at home in Montana?+
Yes — adults 21+ may grow up to 4 plants per person, with a maximum of 8 plants per household. Medical patients may grow more with caregiver assistance.
Do I need a medical card in Montana?+
No — adults 21+ may purchase without a card. However, the significant tax difference (20% vs 4%) makes a medical card (USD 50/year) cost-effective for regular purchasers.
How many dispensaries are in Montana?+
Over 100 licensed dispensaries operate statewide. Given Montana's large geographic area and rural population, some communities remain underserved. Check the Cannabis Control Division database for locations near you.