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300 Commercial St # 507, Boston MA 02109

Boston, MA 02109 • Waterfront
$1,350,000
Est. $9,573/month
2
Beds
2
Baths
1,232
Sq Ft
$1,096
Price/Sq Ft
0.03
Acres
1900
Year Built
15 hours 14 minutes
Time on Market
Active Open House Listed Mar 26, 2026 • MLS# 73492472 Copied!

About this home

Long before Boston’s waterfront traded cargo ships for cappuccinos, before the skyline shimmered and the Harborwalk traced the edge of the sea, this stretch of Commercial Street moved to the rhythm of ships, trade, and salt air. As the city reinvented itself, so did this storied building, evolving into The Mariner and trading industrial hustle for luxury waterfront living where Residence 507 has a front-row balcony seat to Boston’s skyline glow-up. A home that lives at the intersection of history and happy hour. Here, mornings begin with harbor sunrises and caffeinated dog walks along the water, afternoons invite spontaneous strolls through the North End’s timeless streets and the Waterfront’s green open spaces, and evenings unfold somewhere between harbor breezes, the hum of dining rooms with “just one more” espresso martini and the glow of the city skyline. This is a home shaped by movement, by stories layered over time, and by the unmistakable energy of urban coastal living.

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Property Overview

Property Type
Condominium
Listing Type
For Sale
Year Built
1900
Bedrooms
2
Full Bathrooms
2
Living Area
1,232 sq ft
Total Rooms
5
Stories
1
Entry Level
5

Open House Schedule

29
Mar
Sunday, March 29
12:00 PM - 2:00 PM EDT
28
Mar
Saturday, March 28
12:00 PM - 2:00 PM EDT
30
Mar
Monday, March 30
5:30 PM - 7:00 PM EDT

Facts & Features

1 Car Garage

Home Facts

Type Residential
Style Condominium
Year Built 1900
Living Area 1,232 sq ft
Lot Size 0.03 acres
Bedrooms 2
Full Baths 2
Total Rooms 5

Interior

Heating Heat Pump
Cooling Heat Pump
Flooring Wood, Tile
Appliances Oven, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Fireplace None
Basement N
Laundry In Unit
Features None

Exterior

Construction Brick, Stone
Architecture None
Roof None
Features Deck, Deck - Roof
Pool None
Spa None
Fencing None
Patio/Porch Deck, Deck - Roof

Parking

Garage Spaces 1
Has Garage Yes
Features Attached, Under
Total Spaces 1

Utilities

Electric None
Water Public
Sewer Public Sewer
Gas None
Other For Electric Range, For Electric Oven

Financial

Annual Tax $14,515
Assessed Value $1,160,000

Interior Features

Flooring: Wood, Tile
Appliances: Oven, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Interior Features:
Windows:
Basement: N
Laundry: In Unit
Security: Concierge

Construction & Materials

Year Built: 1900
Effective Year (Renovated): 1986
Structure Type: Mid-Rise
Exterior Materials: Brick, Stone
Roof:
Foundation:
Stories: 1

Heating, Cooling & Utilities

Heating: Heat Pump
Cooling: Heat Pump
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

Exterior Features: Deck, Deck - Roof
Patio & Porch: Deck, Deck - Roof
Fencing:
Other Structures:
Lot Features:
Road Surface:

Parking & Garage

Garage Spaces: 1
Garage Type: Attached
Total Parking Spaces: 1
Parking Features: Attached, Under

Location

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Neighborhood

Waterfront

300 Commercial St # 507, Boston MA 02109

Boston, MA 02109

Walkability

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Nearby Schools

School District
Boston School District local
C-
🎓 Where Graduates Go Class of 2021
52% attend college
38% 4-Year 14% 2-Year 7% Out of State 7% Working
School Safety 2024-25
3.7% Above Average
3.2% Suspensions 0.3% In-School 0.5% Emergency
1.8% below state avg
E

Elementary Schools

3 schools
St. John Elementary School
0.1 mi
Grades PK-08
A
Eliot K-8 Innovation School
0.1 mi | #48 of 352 | Score: 57.2
Improved 2 spots from last year
-1.1 below state avg
784 students Diverse
Strong Attendance
Grades PK-08
East Boston Central Catholic School
0.8 mi
Grades PK-08
M

Middle Schools

1 school
Edwards Middle
1.3 mi
H

High Schools

2 schools
Charlestown High
1.2 mi
D
Charlestown High School
1.2 mi | #322 of 346 | Score: 31.0
Improved 49 spots from last year
-27.2 below state avg
754 students Diverse
11 sports • 488 athletes
Early College Program Rising School
Grades 07-12
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Monthly Payment Calculator

Monthly Payment
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Principal, interest, taxes & insurance
Loan Amount
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After down payment
Total Interest
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Over life of loan
Total Cost
$0
Including down payment
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Down: $0
%

Monthly Payment Breakdown

Principal & Interest $0
Property Tax $1,210
Homeowners Insurance $200
HOA Fee $1,337/mo
PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0
Total principal paid $0
Total interest paid $0

Rate Impact

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$0/mo
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Current Rate
$0/mo
+0.5% Rate
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Cost $0/mo

Payment Over Time

Interest
Principal
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.

Property History

Property Timeline

🏠
Listed for Sale
Mar 26, 2026
$1,350,000
Original listing

Price & Status History

Date Event Price Change
Mar 26, 2026 New Listing Added $1,350,000

Market Statistics

Time on Market
15 hours 14 minutes
Price per Sq Ft
$1,096

Tax History

Year Taxes Assessment
2026 $14,515 $1,160,000

Financial Details

Annual Property Tax
$14,515
Tax Year 2026
HOA Fee
$1,337
Monthly
Assessed Value
$1,160,000

Listing Information

Listing Agent Joe Schutt
Listing Office Unit Realty Group, LLC
Agent MLS ID BB802919
Office MLS ID AN0128
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

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Market Analytics for Boston, MA

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