# Ethos Watertown - Adult Use and Medical Cannabis Dispensary

> Adult-use dispensary in Watertown, Massachusetts, United States.

Source page: https://420.camp/weed/united-states/massachusetts/watertown/ethos-watertown-adult-use-and-medical-cannabis-dispensary-boston  
Data last changed 2026-10-18.  
Published by 420.camp — quote with attribution and a link (https://420.camp/license). A listing is not proof of a licence.

## Facts

- **Type:** Adult-use dispensary
- **Location:** Watertown, Massachusetts, United States
- **Address:** 390 Arsenal St, Watertown, MA 02472, USA
- **Phone:** +1 617-910-2595
- **Website:** https://ethoscannabis.com/dispensary-locations/massachusetts/watertown/?utm_source=google-gmb&utm_medium=organic&utm_campaign=watertown
- **Email:** watertown@ethoscannabis.com
- **Minimum age:** 18
- **ID required:** yes
- **Google rating:** 4.5 from 825 reviews
- **Verification:** details confirmed against sources
- **Products:** flower, vapes, pre rolls, edibles, concentrates, topicals, accessories
- **Amenities:** card payment, atm, pickup, online ordering, consultation
- **Photos:** 1

## Opening hours

- Monday–Saturday 10:00–22:00
- Sunday 10:00–20:00

## Visitor requirements

- Medical card required when shopping the medical menu

## About Ethos Watertown - Adult Use and Medical Cannabis Dispensary

Ethos Watertown is a cannabis dispensary offering both adult-use and medical cannabis. Its online menu includes flower, pre-rolls, vapes, edibles, beverages, concentrates, topicals and accessories.

## The law in Watertown

Cannabis rules for Watertown, Massachusetts, United States, as facts with sources: https://420.camp/weed/united-states/massachusetts/watertown.md