Franklin Knotts
Coldwell Banker Realty - Boston
(781) 752-4079
21 Total Sales
3 in South End
$739K - $1.4M Price Range
643 Tremont St Unit 3 Boston, MA 02118
South End NeighborhoodEstimated Value: $819,000 - $906,000
1
Bed
1
Bath
680
Sq Ft
9,999
Sq Ft Lot
Highlights
- 9,999 Sq Ft lot
- Deck
- 2-minute walk to South End Library Park
- Beethoven Elementary School Rated A-
- Central Heating
About This Home
As of July 2026Available September 1. Renovated 1-bedroom penthouse with private roof deck in the heart of South End! Perched atop Tremont St and overlooking the Back Bay skyline, this one-of-a-kind penthouse unit is flooded with light and boasts beautiful finishes throughout. The living/dining area offers wall-to-wall windows with views from every angle and is open to the renovated kitchen featuring Bertazzoni stainless appliances, gas cooking, and custom cabinetry. A nicely proportioned bedroom is light and bright and has ample closet space. Updated bathroom with marble tile and designer finishes. Hardwood floors throughout, central AC, in-unit laundry round out the space.The full staircase leads up to the large private roof deck with piped-gas grill and views for days! A+ location close to Restaurant Row, Back Bay T Stop (Amtrak/Orange Line), South End boutiques, parks, and Back Bay shopping. First, last, and security due at lease signing.
Last Agent to Rent the Property
Hanneman + Gonzales
Compass Listed on: 07/06/2026
Last Renter's Agent
Hanneman + Gonzales
Compass Listed on: 07/06/2026
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Condo Details
Home Type
- Condominium
Year Built
- 1860
Lot Details
- 9,999
Home Design
- 680 Sq Ft Home
- Entry on the 3rd floor
Kitchen
- Freezer
- Dishwasher
- Disposal
Bedrooms and Bathrooms
- 1 Bedroom
- 1 Full Bathroom
Laundry
- Laundry in unit
- Dryer
- Washer
Outdoor Features
- Deck
Utilities
- Cooling Available
- Central Heating
Listing and Financial Details
- Security Deposit $4,150
- Property Available on 9/1/26
- Rent includes water, sewer
- Assessor Parcel Number 3390417
Community Details
Overview
- Property has a Home Owners Association
Pet Policy
- No 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
Closed on
Jan 9, 2017
Sold by
Bought by
Current Estimated Value
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$66,000
Interest Rate
4.03%
Mortgage Type
Credit Line Revolving
Purchase Details
Listed on
Mar 5, 2015
Closed on
Jun 23, 2015
Sold by
Bought by
Seller's Agent
Roswell Underwood
Milbury and Company
Buyer's Agent
Steven Cohen Team
Keller Williams Realty Boston-Metro | Back Bay
List Price
$595,000
Sold Price
$595,000
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.36%
Purchase Details
Closed on
Jun 30, 2010
Sold by
Bought by
Home Values in the Area
Average Home Value in this Area
Agents Specializing in South End, MA
-
Franklin Knotts
-
Barbara Wales
Barbara Wales
Engel & Volkers Newton
(781) 512-8233
103 Total Sales
11 in South End
$425K - $3.2M Price Range
-
Bill Gehan
Bill Gehan
Campion & Company Fine Homes Real Estate
(781) 549-0309
71 Total Sales
2 in South End
$980K - $2.3M Price Range
-
Tina DiMonda
Tina DiMonda
Gibson Sotheby's International Realty
(857) 763-4448
28 Total Sales
4 in South End
$185K - $2.6M Price Range
-
Brian Caluori
Brian Caluori
Gibson Sotheby's International Realty
(781) 488-7488
91 Total Sales
15 in South End
$175K - $3.3M Price Range
-
The Young Group
The Young Group
Leopold & McMasters Realty
(339) 333-8140
74 Total Sales
1 in South End
$1,060,000 Price
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 |
|---|---|---|---|
| $660,000 | -- | ||
| $595,000 | -- | ||
| $463,000 | -- |
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 |
|---|---|---|---|
| Open | $581,000 | ||
| Closed | $66,000 | ||
| Closed | $528,000 | ||
| Previous Owner | $315,000 |
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 |
|---|---|---|---|---|---|
| 07/13/2026 07/13/26 | Rented | $4,150 | 0.0% | -- | |
| 07/13/2026 07/13/26 | Under Contract | -- | -- | -- | |
| 07/06/2026 07/06/26 | For Rent | $4,150 | +6.4% | -- | |
| 05/28/2025 05/28/25 | Rented | $3,900 | +5.4% | -- | |
| 05/17/2025 05/17/25 | Under Contract | -- | -- | -- | |
| 05/15/2025 05/15/25 | For Rent | $3,700 | +5.7% | -- | |
| 08/19/2022 08/19/22 | Rented | $3,500 | +2.9% | -- | |
| 08/14/2022 08/14/22 | Under Contract | -- | -- | -- | |
| 08/02/2022 08/02/22 | For Rent | $3,400 | +9.7% | -- | |
| 08/18/2020 08/18/20 | Rented | $3,100 | 0.0% | -- | |
| 08/13/2020 08/13/20 | Under Contract | -- | -- | -- | |
| 08/10/2020 08/10/20 | For Rent | $3,100 | 0.0% | -- | |
| 01/28/2019 01/28/19 | Rented | $3,100 | 0.0% | -- | |
| 01/21/2019 01/21/19 | Under Contract | -- | -- | -- | |
| 01/02/2019 01/02/19 | For Rent | $3,100 | 0.0% | -- | |
| 06/22/2015 06/22/15 | Sold | $595,000 | 0.0% | $875 / Sq Ft | View Prior Sale |
| 06/04/2015 06/04/15 | Pending | -- | -- | -- | |
| 05/18/2015 05/18/15 | Price Changed | $595,000 | 0.0% | $875 / Sq Ft | |
| 05/18/2015 05/18/15 | For Sale | $595,000 | 0.0% | $875 / Sq Ft | |
| 03/07/2015 03/07/15 | Off Market | $595,000 | -- | -- | |
| 03/05/2015 03/05/15 | For Sale | $585,000 | 0.0% | $860 / Sq Ft | |
| 10/02/2013 10/02/13 | Rented | $2,800 | -6.7% | -- | |
| 09/02/2013 09/02/13 | Under Contract | -- | -- | -- | |
| 08/06/2013 08/06/13 | For Rent | $3,000 | -- | -- |
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 | $9,956 | $859,800 | $0 | $859,800 |
| 2024 | $9,014 | $827,000 | $0 | $827,000 |
| 2023 | $8,619 | $802,500 | $0 | $802,500 |
| 2022 | $8,316 | $764,300 | $0 | $764,300 |
| 2021 | $8,155 | $764,300 | $0 | $764,300 |
| 2020 | $7,755 | $734,400 | $0 | $734,400 |
| 2019 | $7,515 | $713,000 | $0 | $713,000 |
| 2018 | $6,887 | $657,200 | $0 | $657,200 |
| 2017 | $6,569 | $620,300 | $0 | $620,300 |
| 2016 | $6,560 | $596,400 | $0 | $596,400 |
| 2015 | $6,327 | $522,500 | $0 | $522,500 |
| 2014 | -- | $479,500 | $0 | $479,500 |
Source: Public Records
Agents Affiliated with this Home
-
H
Landlord's Agent in 2026
Hanneman + Gonzales
Compass
-
H
Seller's Agent in 2025
Hanneman Gonzales Penney Gould
Compass
-
Zarya Miranda
Z
Seller Co-Listing Agent in 2025
Zarya Miranda
Compass
(617) 953-5969
1 in this area
8 Total Sales
-
Morgan Franklin
Buyer's Agent in 2025
Morgan Franklin
Coldwell Banker Realty - Boston
(617) 266-4430
13 in this area
98 Total Sales
-
Hanneman and Gonzales Team
Seller's Agent in 2022
Hanneman and Gonzales Team
Compass
(617) 480-7775
15 in this area
78 Total Sales
-
Brett Mensinger
B
Seller Co-Listing Agent in 2022
Brett Mensinger
Corcoran Property Advisors
(609) 425-5084
3 in this area
77 Total Sales
Map
Source: MLS Property Information Network (MLS PIN)
MLS Number: 73545364
APN: CBOS-000000-000004-000482-000008
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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