Seller's Agent in 2025
Mac Chinsomboon
Coldwell Banker Realty - Boston
(617) 905-6622
2 in this area
78 Total Sales
PORT45 45 W 3rd St Unit 512 Floor 5 Boston, MA 02127
South Boston NeighborhoodEstimated Value: $1,317,000 - $1,439,000
2
Beds
2
Baths
1,406
Sq Ft
2018
Built
Highlights
- Concierge
- 4-minute walk to Broadway Station
- Clubhouse
- Water Access
- Fitness Center
- 2-minute walk to A Street Park
About This Home
As of September 2025Rare 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.
Last Agent to Sell the Property
Coldwell Banker Realty - Boston Listed on: 06/16/2025
Property Details
Home Type
- Condominium
Est. Annual Taxes
- $10,572
Year Built
- Built in 2018
HOA Fees
- $927 Monthly HOA Fees
Parking
- 1 Car Garage
- Garage Door Opener
- Assigned Parking
Home Design
- Entry on the 5th floor
Interior Spaces
- 1,406 Sq Ft Home
- 1-Story Property
- Den
- Wood Flooring
- Intercom
Kitchen
- Range
- Microwave
- Dishwasher
- Disposal
Bedrooms and Bathrooms
- 2 Bedrooms
- 2 Full Bathrooms
Laundry
- Laundry in unit
- Dryer
- Washer
Outdoor Features
- Water Access
- Walking Distance to Water
- Deck
Additional Features
- Property is near public transit
- Central Heating and Cooling System
Listing and Financial Details
- Assessor Parcel Number 5087514
Community Details
Overview
- Association fees include water, sewer, insurance, maintenance structure, ground maintenance, snow removal, trash
- 105 Units
- Mid-Rise Community
- Port45 Community
Amenities
- Concierge
- Shops
- Elevator
Recreation
- Recreation Facilities
- Park
Pet Policy
- Call for details about the types of pets allowed
Ownership History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
Date
Name
Owned For
Owner Type
Purchase Details
Listed on
Jun 16, 2025
Closed on
Aug 21, 2025
Sold by
Bought by
Seller's Agent
Mac Chinsomboon
Coldwell Banker Realty - Boston
Buyer's Agent
Samantha Hollister
Compass
List Price
$1,399,000
Sold Price
$1,400,000
Premium/Discount to List
$1,000
0.07%
Views
34
Current Estimated Value
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$16,243
Avg. Annual Appreciation
-1.45%
Purchase Details
Listed on
Jan 30, 2018
Closed on
Jul 19, 2018
Sold by
Bought by
Seller's Agent
Ricardo Rodriguez
Coldwell Banker Realty - Boston
Buyer's Agent
Mac Chinsomboon
Coldwell Banker Realty - Boston
List Price
$1,350,000
Sold Price
$1,350,000
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
0.51%
Original Mortgage
$700,000
Interest Rate
3.5%
Mortgage Type
Adjustable Rate Mortgage/ARM
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area
Home Values in the Area
Average Home Value in this Area
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Buyer | Sale Price | Title Company |
|---|---|---|---|
| $1,400,000 | -- | ||
| $1,350,000 | -- |
Source: Public Records
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Borrower | Loan Amount |
|---|---|---|---|
| Previous Owner | $700,000 |
Source: Public Records
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 09/19/2025 09/19/25 | Sold | $1,400,000 | +0.1% | $996 / Sq Ft | |
| 07/19/2025 07/19/25 | Pending | -- | -- | -- | |
| 06/16/2025 06/16/25 | For Sale | $1,399,000 | +3.6% | $995 / Sq Ft | |
| 07/23/2018 07/23/18 | Sold | $1,350,000 | 0.0% | $960 / Sq Ft | View Prior Sale |
| 03/09/2018 03/09/18 | Pending | -- | -- | -- | |
| 01/30/2018 01/30/18 | For Sale | $1,350,000 | -- | $960 / Sq Ft |
Source: MLS Property Information Network (MLS PIN)
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $14,463 | $1,249,000 | $0 | $1,249,000 |
| 2024 | $13,149 | $1,206,300 | $0 | $1,206,300 |
| 2023 | $12,577 | $1,171,000 | $0 | $1,171,000 |
| 2022 | $12,369 | $1,136,900 | $0 | $1,136,900 |
| 2021 | $12,131 | $1,136,900 | $0 | $1,136,900 |
| 2020 | $10,463 | $990,800 | $0 | $990,800 |
Source: Public Records
Agents Affiliated with this Home
-
Mac Chinsomboon
-
Samantha Hollister
Buyer's Agent in 2025
Samantha Hollister
Compass
(339) 225-0425
4 in this area
25 Total Sales
-
Ricardo Rodriguez
Seller's Agent in 2018
Ricardo Rodriguez
Coldwell Banker Realty - Boston
(617) 796-6084
18 in this area
354 Total Sales
About PORT45
Map
Source: MLS Property Information Network (MLS PIN)
MLS Number: 73391317
APN: 0601233190
Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.
The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.
Nearby Homes
- 45 W 3rd St Unit 514
- 45 W 3rd St Unit 305
- 118 B St Unit 201
- 118 B St Unit 204
- 118 B St Unit 501
- 118 B St Unit 103
- 118 B St Unit 202
- 118 B St Unit 206
- 118 B St Unit 305
- 118 B St Unit 209
- 100 A St Unit 701
- 125 B St Unit 1D
- 150 W Broadway Unit 418
- 150 W Broadway Unit 203
- 115 B St Unit 4
- 79 Bolton St Unit 79
- 39 A St Unit 8
- 39 A St Unit 12
- 45 W Broadway Unit 111
- 140 Athens St
- 45 W 3rd St Unit 208
- 45 W 3rd St Unit 218
- 45 W 3rd St Unit 427
- 45 W 3rd St Unit 519
- 45 W 3rd St Unit 410
- 45 W 3rd St Unit 318
- 45 W 3rd St Unit 407
- 45 W 3rd St Unit 403
- 45 W 3rd St Unit 204
- 45 W 3rd St Unit 505
- 45 W 3rd St Unit 420
- 45 W 3rd St Unit 405
- 45 W 3rd St Unit 507
- 45 W 3rd St Unit 502
- 45 W 3rd St Unit 520
- 45 W 3rd St Unit 518
- 45 W 3rd St Unit 506
- 45 W 3rd St Unit 523
- 45 W 3rd St Unit 309
- 45 W 3rd St Unit 412
Your Personal Tour Guide
Ask me questions while you tour the home.