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300 Commercial Street # 502, Boston MA 02109

Boston, MA 02109 • Waterfront
$525,000
Est. $3,708/month
1
Baths
553
Sq Ft
$949
Price/Sq Ft
1900
Year Built
36
Days on Market
Closed Listed Jun 1, 2022 • MLS# 72989765 Copied!

About this home

Welcome to The Mariner Condominium. A charming, bright, and recently renovated open concept condominium. Features include Galley kitchen with stainless steel appliances, custom cabinetry, quartz counter tops, recessed lighting, large windows, full bath and and Newer in-unit laundry. New HVAC system . Building features an attractive new lobby, updated common areas, elevator and 24/7 concierge and One Of A Kind roof deck with full circle city views including Boston Harbor and Skyline This beautiful property can easily be your main residence, or an ideal pied-à-terre! Property located across from Union Wharf, steps to Boston's Historic North End, walking distance to the Financial District, Quincy Market, North Station and the T, while also offering easy access to all major highways. Live here and savor a wide variety of restaurants, cafes and shops in one of the most cherished neighborhoods of Boston.

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Property Overview

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

Sale Statistics

Sale Overview
Original List Price: $579,000
Final Sale Price: $525,000
Difference: $54,000 (-9.3%)
Performance Metrics
90.7%
List to Sale Ratio
Sold below asking price
36
Days on Market
Average time
Price per Square Foot Analysis
Original $/sq ft: $1,047
Sale $/sq ft: $949
This property sold for $949 per square foot
Sale Summary

This property sold for 9.3% below the original asking price.

The property spent 36 days on market before selling.

Nearby Sales Comparison

Based on 46 similar properties sold within 0.5 miles in the last 90 days

This Property
$949/sq ft
Area Average
$442/sq ft
Difference
+114.8%

This property sold for significantly more per square foot than similar nearby properties, suggesting premium features or condition.

Facts & Features

Central AC

Home Facts

Type Residential
Style Condominium
Year Built 1900
Living Area 553 sq ft
Full Baths 1
Total Rooms 1

Interior

Heating Forced Air, Heat Pump
Cooling Central Air
Flooring None
Appliances Range, Oven, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Fireplace None
Basement Y
Laundry None
Features None

Exterior

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

Parking

Features None

Utilities

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

Financial

Annual Tax $5,771
Assessed Value $526,200

Interior Features

Flooring:
Appliances: Range, Oven, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Interior Features:
Windows:
Basement: Y
Laundry:
Security: Concierge

Construction & Materials

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

Heating, Cooling & Utilities

Heating: Forced Air, Heat Pump
Cooling: Central Air
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

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

Parking & Garage

Parking Features:

Special Features

Waterfront: Yes
Waterfront Type: Waterfront, Harbor
Community Amenities: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Bike Path, Highway Access, House of Worship, Marina, Private School, Public School, T-Station, University

Location

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Neighborhood

Waterfront

300 Commercial Street # 502, Boston MA 02109

Boston, MA 02109

Walkability

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Nearby Schools

School information not available for this location.

Monthly Payment Calculator

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

Monthly Payment Breakdown

Principal & Interest $0
Property Tax $481
Homeowners Insurance $200
HOA Fee $372/mo
PMI (if <20% down) $0

Loan Summary

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

Rate Impact

-0.5% Rate
$0/mo
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
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

Market Insights

12.4%
Price Range
39
Total Days on Market

Property Timeline

Current Active Listing - MLS #73499907
Full transaction history available when tracking began
🏡
Currently Listed
Apr 10, 2026
$599,000
MLS #73499907 - Active
Sold
Jul 22, 2022
$525,000
Property sold
Days on Market: 39
🏠
Listed for Sale
Jun 1, 2022
$549,000
Original listing
Agent: James Zarrella Office: Coldwell Banker Realty - Boston

Price & Status History

Date Event Price Change
May 20, 2026 Sold $599,000
Jun 1, 2022 New Listing Added $549,000

Market Statistics

Days on Market
36 days
Price per Sq Ft
$949

Tax History

Year Taxes Assessment
2022 $5,771 $526,200

Financial Details

Annual Property Tax
$5,771
Tax Year 2022
HOA Fee
$372
Monthly
Assessed Value
$526,200

Listing Information

Listing Agent James Zarrella
Listing Office Coldwell Banker Realty - Boston
Agent MLS ID BB904554
Office MLS ID AN6196
Listing Data Updated Sep 9, 2022 10:23 AM 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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Market Analytics for Boston, MA

Real-time market trends and pricing data for this area

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