What is the purchasing limit for cannabis?

State law permits the purchase of up to one ounce of flower or five grams of concentrate at a time. Flower – 1 ounce (28.3495 grams), Concentrate/Vape – 5 grams, Tincture – 5000 milligrams, Edibles – 500 milligrams, Topicals/Ointments – No Limit.

Do I need ID to purchase cannabis?

Yes, you must be 21+ and have a valid form of government issued identification to enter a dispensary and purchase cannabis products.

What types/forms of payment do you accept?

We accept cash, debit and credit cards, and gift cards. An ATM is conveniently located onsite for use by patrons.

What is your policy on returns?

We will accept any unused product still in its original wrapping, as long as all elements of the label are readable and untampered with. The returned product may be exchanged for the same item or something of equal or lesser value. Defective products may also be returned. The same stipulations apply as above. All returns must be accompanied by a receipt. All returns must be made within 48 hours of purchase. No exchange is guaranteed. Each exchange is subject to approval.

Is there parking available?

There is ample onsite parking available for patrons. There is a public transit bus stop directly in front of Underground Legacy as well as a bus stop directly across the street. Mattapan Public Transit station is a 7-minute walk from Underground Legacy where you will find additional bus lines as well as trolley service.

Directions to Underground Legacy

Cannabis Dispensary located in Mattapan, MA

Location

1379 Blue Hill Ave
Mattapan, MA 02126

Sunday
10:00am – 6:00pm
Monday
10:00am – 9:00pm
Tuesday
10:00am – 9:00pm
Wednesday
10:00am – 9:00pm
Thursday
10:00am – 9:00pm
Friday
10:00am – 9:00pm
Saturday
10:00am – 9:00pm

How to Get to Underground Legacy Dispensary in Mattapan, MA

Looking for cannabis in Mattapan? Underground Legacy Dispensary, conveniently located at 1379 Blue Hill Ave, is your go-to destination for high-quality flower, pre-rolls, vapes, concentrates, edibles, and more at affordable prices. Whether you’re a local or visiting Boston’s neighborhoods, we make it easy to find us. We’re proud to serve the Mattapan, Dorchester, Milton, Hyde Park, Roslindale and Greater Boston area communities with a wide selection of cannabis products and brands and welcoming customer service.

Driving Directions

From Downtown Boston:

Take I-93 South toward Quincy.
Use Exit 15 for Columbia Rd and turn right onto Columbia Rd.
Follow signs to Blue Hill Ave (Route 28 South).
Stay on Blue Hill Ave for about 3.5 miles.
You’ll find Underground Legacy Dispensary at 1379 Blue Hill Ave, near the intersection with Morton St.

From Milton or Route 138:

Head north on Blue Hill Ave (Route 28).
Pass through Mattapan Square.
Our dispensary is just a few blocks past the Mattapan Trolley Station, on your right.

Parking:

Parking available on site. Plus, street parking is available along Blue Hill Ave and surrounding residential streets.

Public Transportation

MBTA Accessible:

We’re just steps away from the Mattapan Trolley Station, served by the Red Line Ashmont Branch.

Take the Red Line to Ashmont Station, then board the Mattapan Trolley.
Get off at Mattapan Station—we’re a 2-minute walk from there, just up Blue Hill Ave.

Several MBTA bus routes, including the 28, 29, and 31, stop within a short walk of our storefront.

On Foot or Bike

Walking or biking to our location? You’ll find us in the heart of the Mattapan business district, near local landmarks like Mattapan Public Library and Mattapan Square. Bike racks are available nearby.