Building
The Mariner
300 Commercial St, Boston, MA 02109

The Mariner is a rental building located at 300 Commercial St in Boston. It was built in 1900. The structure contains 105 units.


Located in the North End, The Mariner provides a professional service level featuring full-service building. Residents enjoy a suite of amenities including central air conditioning, common outdoor space and common roof deck, among others. Pets are welcome in this pet-friendly community.

Units

Unit
Status
Price
$599,000 Avg.
Price/Sq. Ft.
$1,083/sf Avg.
Bd
Ba
Sq. Ft.
Floor Plan
300 Commercial St - #502Active$599,000$1,083/sf-1553

Building
The Mariner
300 Commercial St, Boston, MA 02109

Building Amenities

Central AC
Common Outdoor Space
Common Roof Deck
Concierge
Doorman
Elevator
Garage
Laundry in Building
Parking Available
Pool

Building Policies

General Policies
Pet Policy: Pets Allowed
Policies are subject to change at the discretion of building management and may not apply to renters.

Building Facts

Building Overview
Property Type: Rental
Building Size: -
Access: Elevator
Service Level: Full-Service Building
Year Built: 1900

Location

Schools

SchoolTypeGradesDistanceRating
St John SchoolPrivatePK-80.1 mi
NR
Eliot K-8 Innovation SchoolPublicPK-80.1 mi
8
Seaport AcademyPrivate8-120.6 mi
NR
Boston Children's School AnnexPrivatePK-30.7 mi
NR

St John School

PK-8, 0.1 mi, Private

NR

Eliot K-8 Innovation School

PK-8, 0.1 mi, Public

8

Seaport Academy

8-12, 0.6 mi, Private

NR

Boston Children's School Annex

PK-3, 0.7 mi, Private

NR

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Neighborhood image
North End
A bustling historic district with Italian heritage. A bustling historic district with Italian heritage. This neighborhood is a foodie favorite and boasts waterfront parks.
North End Guide

More information about 300 Commercial St, Boston, MA 02109

As a benchmark, a studio home at 300 Commercial Street, Unit 502 is currently on the market at $599,000, while 300 Commercial Street, Unit 507 recently sold for $1,354,000. This building sits amid Central Boston, Downtown Boston, Financial District, Fulton-Commercial Streets District and North End, intersecting ZIP codes 02108, 02114, 02113, 02110 and 02201 — and directly borders Boston, Charlestown, Cambridge, East Boston and South Boston. For added insight, see how this compares to average rental rates in Boston. *All numbers are for indication only and are not guaranteed.

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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Updated as of Apr 2, 2026.