300 Commercial St # 507, Boston MA 02109
Boston, MA 02109 • Waterfront
$1,354,000
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Sale Statistics
Sale Overview
Original List Price:
$1,350,000
Final Sale Price:
$1,354,000
Difference:
+$4,000 (+0.3%)
Performance Metrics
100.3%
List to Sale Ratio
Sold above asking price
5
Days on Market
Very fast sale
Price per Square Foot Analysis
Original $/sq ft:
$1,096
Sale $/sq ft:
$1,099
This property sold for $1,099 per square foot
Sale Summary
This property sold for 0.3% above the original asking price, indicating strong buyer demand.
With only 5 days on market, this was a quick sale compared to typical market conditions.
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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Public Records & Permits
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Recently Sold Nearby
Property History
Market Insights
Property Timeline
Pending Sale
Apr 1, 2026
Offer accepted, sale pending
Listed for Sale
Mar 26, 2026
$1,350,000
Original listing
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 04/01/2026 | ⏳ Pending Sale | - | - | - | Offer accepted, sale pending |
| 03/26/2026 | 🏠 Listed for Sale | $1,350,000 | - | - | Original listing |
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
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
HOA & Community
HOA Fee
$1,337 Monthly
Fee Includes
Water, Sewer, Insurance, Security, Maintenance Structure, Snow Removal, Trash, Reserve Funds
Amenities
Elevator(s)
Optional Fee Includes
None
Pets
Yes
MA Disclosures
Seller Disclosures
None
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["Mid-Rise"]
Unit/Building
507
Sq Ft Source
Public Record
Documents
Master Deed, Rules & Regs, Management Association Bylaws (3)
County
Suffolk
Total market time (incl. prior listings)
6 days
Property Overview
Property Type
Condominium
Listing Type
Sold
Year Built
1900
Bedrooms
2
Full Bathrooms
2
Living Area
1,232 sq ft
Total Rooms
5
Stories
1
Entry Level
5
Floor Layout
Interactive room guide
Floor Layout
Finished Area
1,232 sq ft above grade
FeaturesYes
Display Options
Outdoor Areas
Patio & porchDeck, Deck - Roof
Room Markers
BABathroom (4)
BRBedroom (5)
DDining (1)
KKitchen (1)
LLiving (2)
OOffice (1)
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
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
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
Elementary Schools
10 schools
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
St. John Elementary School
0.1 mi
Grades PK-08
East Boston Central Catholic School
0.8 mi
Grades PK-08
C
Harvard-Kent Elementary School
0.8 mi
|
#589 of 824
|
Score: 41.5
Dropped 181 spots from last year
-16.7 below state avg
334 students
Very Diverse
Diverse Student Body
Grades PK-06
B+
Alighieri Dante Montessori School
0.9 mi
|
#5 of 12
|
Score: 45.3
Improved 124 spots from last year
-12.9 below state avg
109 students
Diverse
Rising School
Grades PK-06
D
Adams Elementary School
0.9 mi
|
#767 of 824
|
Score: 31.2
Dropped 88 spots from last year
-27 below state avg
237 students
Moderate
Grades PK-06
D
McKay K-8 School
0.9 mi
|
#332 of 352
|
Score: 27.6
Dropped 36 spots from last year
-30.7 below state avg
640 students
Less Diverse
Grades PK-08
C+
Mario Umana Academy
1.1 mi
|
#11 of 16
|
Score: 26.9
Improved 333 spots from last year
-31.3 below state avg
634 students
Less Diverse
Rising School
Grades PK-08
A-
Warren-Prescott K-8 School
1.1 mi
|
#85 of 352
|
Score: 51.3
Improved 4 spots from last year
-7 below state avg
507 students
Diverse
Grades PK-08
C-
Kennedy Patrick J Elementary School
1.1 mi
|
#670 of 824
|
Score: 37.5
Improved 47 spots from last year
-20.7 below state avg
279 students
Less Diverse
Rising School
Grades PK-06
Middle Schools
10 schools
Middle School Academy
2.2 mi
F
Higginson/Lewis K-8 School
3.5 mi
|
#349 of 352
|
Score: 23.6
Improved 3 spots from last year
-34.6 below state avg
213 students
Diverse
Grades 03-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
3.9 mi
|
#4 of 16
|
Score: 41.9
Improved 187 spots from last year
-16.3 below state avg
1,126 students
Diverse
Rising School
College Ready Curriculum
Grades 05-08
Nativity Prep School
3.9 mi
Grades 05-08
Dearborn Middle School
4.3 mi
Mother Caroline Academy
4.3 mi
Grades 05-08
Epiphany School
5.0 mi
Grades 05-08
C
Ohrenberger School
8.7 mi
|
#265 of 352
|
Score: 34.9
Improved 20 spots from last year
-23.3 below state avg
477 students
Diverse
Rising School
Diverse Student Body
Grades 03-08
Edwards Middle
1.2 mi
UP Academy
2.2 mi
High Schools
10 schools
D
Charlestown High School
1.1 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
C
Quincy Upper School
1.4 mi
|
#268 of 346
|
Score: 44.6
Improved 4 spots from last year
-13.6 below state avg
557 students
Very Diverse
12 sports
• 208 athletes
High Graduation Rate
Diverse Student Body
Grades 06-12
C-
East Boston High School
1.4 mi
|
#305 of 346
|
Score: 37.3
Improved 31 spots from last year
-20.9 below state avg
1,252 students
Less Diverse
14 sports
• 584 athletes
Early College Program
Rising School
Grades 07-12
Newman School
1.8 mi
Grades 07-12
Cathedral High School
1.9 mi
9 sports
• 430 athletes
Grades 07-12
A-
O'Bryant School of Math & Science
3.0 mi
|
#90 of 346
|
Score: 61.1
Improved 94 spots from last year
+2.9 above state avg
1,509 students
Very Diverse
High Graduation Rate
Rising School
College Ready Curriculum
Diverse Student Body
Grades 07-12
B
Dearborn STEM Academy
3.1 mi
|
#13 of 25
|
Score: 31.7
Improved 356 spots from last year
-26.6 below state avg
565 students
Diverse
10 sports
• 242 athletes
Early College Program
Rising School
Grades 07-12
A+
Boston Latin School
3.1 mi
|
#19 of 346
|
Score: 73.3
Improved 61 spots from last year
+15.1 above state avg
2,424 students
Very Diverse
18 sports
• 2,006 athletes
Strong AP Program
High Graduation Rate
Rising School
Strong Athletics
Grades 07-12
C
Ruth Batson Academy
3.3 mi
|
#19 of 25
|
Score: 27.6
Improved 346 spots from last year
-30.6 below state avg
604 students
Diverse
8 sports
• 128 athletes
Early College Program
Rising School
Grades 07-12
A+
Boston Latin Academy
3.8 mi
|
#2 of 25
|
Score: 63.9
Improved 214 spots from last year
+5.7 above state avg
1,693 students
Very Diverse
17 sports
• 1,298 athletes
High Graduation Rate
Rising School
Strong Athletics
Diverse Student Body
Grades 07-12
Learn about these ratings
Location
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Neighborhood
Waterfront
300 Commercial St # 507, Boston MA 02109
Boston, MA 02109
Listing Information
Listing Agent
Joe Schutt
Listing Office
Unit Realty Group, LLC
Office Phone
617-394-8648
Agent MLS ID
BB802919
Office MLS ID
AN0128
Listing Data Updated
May 26, 2026 5:31 PM EDT
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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