Franklin Knotts
Coldwell Banker Realty - Boston
(781) 752-4079
21 Total Sales
2 in South Boston
$550K - $1.6M Price Range
551 E 6th St Unit 3 Boston, MA 02127
South Boston NeighborhoodEstimated Value: $1,044,268
3
Beds
2
Baths
1,205
Sq Ft
1900
Built
Highlights
- No Units Above
- Property is near a beach
- Deck
- Beethoven Elementary School Rated A-
- Bay View
- Property is near public transit
About This Home
As of May 2026Exceptional East Side three-bed penthouse in a classic brick rowhouse with historic character, moments from the beach, shops, restaurants, and public transportation. This sun-filled residence features a private roof deck with southern water views and an open layout ideal for everyday living and entertaining. Configured as a two-bedroom plus den, the home blends original character with modern updates, including central air, a custom dry bar with wine fridge, electric fireplace, ebony hardwood floors, French glass doors, and in-ceiling audio throughout. The kitchen features 2025 GE Café stainless appliances, gas cooking, quartz countertops, a glass tile backsplash, custom cabinetry, and a center island. The primary suite accommodates a king-size bed and includes a walk-in closet and en-suite bath with double vanity. A large second bedroom and full guest bath complete the layout. Additional features include 2024 in-unit laundry, basement storage, & rental parking.
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Property Details
Home Type
- Condominium
Est. Annual Taxes
- $6,526
Year Built
- Built in 1900
Lot Details
- No Units Above
- Sprinkler System
HOA Fees
- $297 Monthly HOA Fees
Parking
- 1 Car Detached Garage
- Off-Street Parking
- Rented or Permit Required
Home Design
- Rowhouse Architecture
- Entry on the 3rd floor
- Brick Exterior Construction
- Rubber Roof
Interior Spaces
- 1,205 Sq Ft Home
- 1-Story Property
- Wired For Sound
- 1 Fireplace
- Insulated Windows
- French Doors
- Bay Views
- Basement
Kitchen
- Oven
- Range
- Microwave
- ENERGY STAR Qualified Refrigerator
- Plumbed For Ice Maker
- ENERGY STAR Qualified Dishwasher
- Disposal
Flooring
- Wood
- Tile
Bedrooms and Bathrooms
- 3 Bedrooms
- 2 Full Bathrooms
Laundry
- Laundry in unit
- ENERGY STAR Qualified Dryer
- ENERGY STAR Qualified Washer
Outdoor Features
- Property is near a beach
- Deck
Location
- Property is near public transit
Utilities
- Forced Air Heating and Cooling System
- 1 Cooling Zone
- 1 Heating Zone
- High Speed Internet
Listing and Financial Details
- Assessor Parcel Number 0702228006,4922830
Community Details
Overview
- Association fees include water, sewer, insurance, trash
- 3 Units
Amenities
- Shops
Recreation
- Park
Pet Policy
- 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
Apr 8, 2026
Closed on
May 15, 2026
Sold by
Roach Joseph and Roach Barbara
Bought by
Seller's Agent
Katie Gellenbeck
Engel & Volkers Boston
Buyer's Agent
Kerry D'Ambroise
Columbus and Over Group, LLC
List Price
$1,050,000
Sold Price
$1,050,000
Views
53
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
-$5,732
Avg. Annual Appreciation
-1.81%
Purchase Details
Listed on
Jun 5, 2019
Closed on
Sep 17, 2019
Sold by
Berthe Andrew
Bought by
Roach Joseph and Roach Barbara
Seller's Agent
Joseph DeAngelo
Coldwell Banker Realty - Boston
Buyer's Agent
Michael O Hagan
Beachfront Realty
List Price
$839,000
Sold Price
$830,000
Premium/Discount to List
-$9,000
-1.07%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.58%
Original Mortgage
$250,000
Interest Rate
3.6%
Mortgage Type
New Conventional
Purchase Details
Listed on
Aug 4, 2016
Closed on
Oct 4, 2016
Sold by
Goldman Zachary and Goldman Stephanie A
Bought by
Berthe Andrew
Seller's Agent
Shawn Hudon
Symphony Properties
Buyer's Agent
James Souza
Compass
List Price
$759,900
Sold Price
$770,000
Premium/Discount to List
$10,100
1.33%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
2.55%
Original Mortgage
$524,000
Interest Rate
3%
Mortgage Type
Adjustable Rate Mortgage/ARM
Purchase Details
Closed on
Dec 19, 2013
Sold by
Collins John
Bought by
Goldman Zachary
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$255,000
Interest Rate
4.15%
Mortgage Type
New Conventional
Home Values in the Area
Average Home Value in this Area
Agents Specializing in South Boston, MA
-
Franklin Knotts
-
Wendy Whitty
Wendy Whitty
Whitty Real Estate
(339) 230-2775
41 Total Sales
1 in South Boston
$580,000 Price
-
Michael Ford
Michael Ford
Coldwell Banker Realty - Framingham
(508) 978-5409
21 Total Sales
2 in South Boston
$985K - $1.6M Price Range
-
Barbara Wales
Barbara Wales
Engel & Volkers Newton
(781) 512-8233
103 Total Sales
3 in South Boston
$440K - $630K Price Range
-
Robert Cusack
Robert Cusack
Cusack & Associates
(781) 773-6099
64 Total Sales
3 in South Boston
$1.1M - $1.3M Price Range
-
Bill Gehan
Bill Gehan
Campion & Company Fine Homes Real Estate
(781) 549-0309
71 Total Sales
19 in South Boston
$592K - $2.4M Price Range
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 |
|---|---|---|---|
| $1,050,000 | -- | ||
| Roach Joseph | $830,000 | -- | |
| Berthe Andrew | $770,000 | -- | |
| Goldman Zachary | $609,000 | -- | |
| Goldman Zachary | $609,000 | -- |
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 | $530,000 | ||
| Closed | -- | $250,000 | |
| Previous Owner | -- | $524,000 | |
| Previous Owner | Goldman Zachary E | $253,000 | |
| Previous Owner | -- | $255,000 |
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 |
|---|---|---|---|---|---|
| 05/29/2026 05/29/26 | Sold | $1,050,000 | 0.0% | $871 / Sq Ft | |
| 04/26/2026 04/26/26 | Pending | -- | -- | -- | |
| 04/08/2026 04/08/26 | For Sale | $1,050,000 | +26.5% | $871 / Sq Ft | |
| 09/26/2019 09/26/19 | Sold | $830,000 | -1.1% | $689 / Sq Ft | View Prior Sale |
| 08/07/2019 08/07/19 | Pending | -- | -- | -- | |
| 06/05/2019 06/05/19 | For Sale | $839,000 | +9.0% | $696 / Sq Ft | |
| 10/04/2016 10/04/16 | Sold | $770,000 | +1.3% | $639 / Sq Ft | View Prior Sale |
| 08/10/2016 08/10/16 | Pending | -- | -- | -- | |
| 08/04/2016 08/04/16 | For Sale | $759,900 | -- | $631 / 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 | $10,007 | $864,200 | $0 | $864,200 |
| 2024 | $9,014 | $827,000 | $0 | $827,000 |
| 2023 | $8,702 | $810,200 | $0 | $810,200 |
| 2022 | $8,474 | $778,900 | $0 | $778,900 |
| 2021 | $8,148 | $763,600 | $0 | $763,600 |
| 2020 | $7,805 | $739,100 | $0 | $739,100 |
| 2019 | $7,282 | $690,900 | $0 | $690,900 |
| 2018 | $6,895 | $657,900 | $0 | $657,900 |
| 2017 | $6,512 | $614,900 | $0 | $614,900 |
| 2016 | $6,381 | $580,100 | $0 | $580,100 |
| 2015 | $6,750 | $557,400 | $0 | $557,400 |
Source: Public Records
Agents Affiliated with this Home
-
Katie Gellenbeck
Seller's Agent in 2026
Katie Gellenbeck
Engel & Volkers Boston
(617) 579-8815
4 in this area
73 Total Sales
-
Kerry D'Ambroise
Buyer's Agent in 2026
Kerry D'Ambroise
Columbus and Over Group, LLC
(978) 821-2187
5 in this area
85 Total Sales
-
Joseph DeAngelo
Seller's Agent in 2019
Joseph DeAngelo
Coldwell Banker Realty - Boston
(617) 680-7371
5 in this area
83 Total Sales
-
MO
Buyer's Agent in 2019
Michael O Hagan
Beachfront Realty
-
SH
Seller's Agent in 2016
Shawn Hudon
Symphony Properties
-
James Souza
JS
Buyer's Agent in 2016
James Souza
Compass
(617) 947-3083
3 in this area
9 Total Sales
Map
Source: MLS Property Information Network (MLS PIN)
MLS Number: 73497085
APN: SBOS-000000-000007-002228-000006
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.
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