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45 W 3rd St # 512, Boston MA 02127

Boston, MA 02127 • South Boston
$1,400,000
Est. $9,087/month
2
Beds
2
Baths
1,406
Sq Ft
$996
Price/Sq Ft
2018
Year Built
46
Days on Market
Closed Listed Jun 16, 2025 • MLS# 73391317 Copied!

About this home

Rare PENTHOUSE at Award-Winning PORT45, Residence #512 offers 1,406 sqft of contemporary living space, 2 Bed+Den, Dining area, 2 en-suite baths, 2 private outdoor spaces (LR & roof), nearly floor to ceiling windows overlooking courtyard, custom blinds. Built in 2018, professionally managed, concierge, package HUB, grand lobby, modern fitness center, resident’s lounge & terrace, Silver LEED Certified, state-of-the-art Butterfly lobby system, garage offers electric charging stations, pet spa & dog run, bike storage. The kitchen features Bosch stainless steel appliances, hex glass/marble backsplash, Caesarstone island. Den w/ built-in sleeping loft w/ under working area/storage, its own closet. Located where South Boston meets Seaport, BCEC, Broadway MBTA (red line), Starbucks, other great restaurants/entertainment of West Broadway, just a hop over the bridge to the South End, Whole Foods at Ink Block/SOWA area. See 3D/Video via social media, by searching listing agent’s name.

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Property Overview

Property Type
Condominium
Listing Type
For Sale
Year Built
2018
Bedrooms
2
Full Bathrooms
2
Living Area
1,406 sq ft
Total Rooms
6
Stories
1
Entry Level
5

Sale Statistics

Sale Overview
Original List Price: $1,399,000
Final Sale Price: $1,400,000
Difference: +$1,000 (+0.1%)
Performance Metrics
100.1%
List to Sale Ratio
Sold above asking price
46
Days on Market
Average time
Price per Square Foot Analysis
Original $/sq ft: $995
Sale $/sq ft: $996
This property sold for $996 per square foot
Sale Summary

This property sold for 0.1% above the original asking price, indicating strong buyer demand.

The property spent 46 days on market before selling.

Nearby Sales Comparison

Based on 49 similar properties sold within 0.5 miles in the last 90 days

This Property
$996/sq ft
Area Average
$572/sq ft
Difference
+74.2%

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

Facts & Features

1 Car Garage
Central AC

Home Facts

Type Residential
Style Condominium
Year Built 2018
Living Area 1,406 sq ft
Bedrooms 2
Full Baths 2
Total Rooms 6

Interior

Heating Central
Cooling Central Air
Flooring Hardwood
Appliances Range, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Fireplace None
Basement N
Laundry In Unit
Features Den

Exterior

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

Parking

Garage Spaces 1
Has Garage Yes
Features Garage Door Opener, Assigned
Total Spaces 1

Utilities

Electric None
Water Public
Sewer Public Sewer
Gas None
Other None

Financial

Annual Tax $10,572
Assessed Value $1,249,000

Interior Features

Flooring: Hardwood
Appliances: Range, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Interior Features: Den
Windows:
Basement: N
Laundry: In Unit
Security: Intercom, Concierge

Construction & Materials

Year Built: 2018
Structure Type: Mid-Rise
Exterior Materials:
Roof:
Foundation:
Stories: 1

Heating, Cooling & Utilities

Heating: Central
Cooling: Central Air
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

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

Parking & Garage

Garage Spaces: 1
Total Parking Spaces: 1
Parking Features: Garage Door Opener, Assigned

Location

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Neighborhood

South Boston

45 W 3rd St # 512, Boston MA 02127

Boston, MA 02127

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
F
Condon K-8 School
0.3 mi | #345 of 352 | Score: 24.6
Improved 13 spots from last year
-33.6 below state avg
518 students Diverse
Diverse Student Body
Grades PK-08
St. Peter Academy School
0.4 mi
Grades PK-08
A
Quincy Elementary School
0.7 mi | #122 of 824 | Score: 57.9
Improved 230 spots from last year
-0.3 below state avg
731 students Diverse
Rising School Diverse Student Body
Grades PK-05
M

Middle Schools

2 schools
Middle School Academy
0.6 mi
UP Academy
0.6 mi
H

High Schools

3 schools
F
Boston Collaborative High School
0.6 mi | #389 of 346 | Score: 22.8
Same rank as last year
210 students Diverse
Grades 09-12
C
Quincy Upper School
0.6 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
Cathedral High School
0.8 mi
9 sports • 430 athletes
Grades 07-12
Learn about these ratings

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 $881
Homeowners Insurance $200
HOA Fee $927/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

0.1%
Price Range
48
Total Days on Market

Property Timeline

Sold
Sep 19, 2025
$1,400,000
Property sold
Days on Market: 48
🏠
Listed for Sale
Jun 16, 2025
$1,399,000
Original listing
Agent: Mac Chinsomboon Office: Coldwell Banker Realty - Boston

Price & Status History

Date Event Price Change
Jun 16, 2025 New Listing Added $1,399,000

Market Statistics

Days on Market
46 days
Price per Sq Ft
$996

Tax History

Year Taxes Assessment
2025 $10,572 $1,249,000

Financial Details

Annual Property Tax
$10,572
Tax Year 2025
HOA Fee
$927
Monthly
Assessed Value
$1,249,000

Listing Information

Listing Agent Mac Chinsomboon
Listing Office Coldwell Banker Realty - Boston
Agent MLS ID BB803542
Office MLS ID AN6192
Listing Data Updated Sep 26, 2025 11:01 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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Market Analytics for Boston, MA

Real-time market trends and pricing data for this area

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