Atelier 505
505 Tremont St, Boston, MA 02116
A South End condo building on Tremont Street.
1 condo sold at Atelier 505 in the past 12 months, for a typical $3.15M, or $1,854 a square foot. That's 60% more per square foot than the typical condo in the South End. Right now, 1 is for sale.
- 2003 built
- 100 units
- 8 floors with homes
- $3.15M
- typical sale price, past 12 months
- $1,854
- per square foot
- 10 days
- typical time to an accepted offer
- 100%
- sold for asking or more
- 1
- for sale now
- $2,316
- typical monthly condo fee
For sale now1 unit, 1.0% of the building
$1,399,000
Unit 613, floor 1
1 bed · 1.5 bath · 941 sq ft
Active · Condo · MLS #73574090
505 Tremont St #613, Boston, MA
Listed by Brett DeRocker, First Boston Realty International
What soldPast 12 months, newest first
| Closed | Unit | Size | Price | $/sq ft | vs. first ask |
|---|---|---|---|---|---|
| Sep 15 | Unit 811MLS #73555651 · Gibson Sotheby's International Realty | 2 bed, 1,699 sq ft | $3,150,000 | $1,854 | +0.0% |
Where it isWith nearby buildings we track
- 1395 Washington St8 sales, typical $1.1M, $1,438/sq ft · 410 m away
- 100 Shawmut Ave5 sales, typical $855K, $1,126/sq ft · 430 m away
- 400 Stuart St6 sales, typical $2.16M, $1,826/sq ft · 510 m away
- 430 Stuart St10 sales, typical $1.27M, $2,535/sq ft · 540 m away
- 380 Harrison Ave11 sales, typical $2.8M, $1,638/sq ft · 570 m away
- 40 Traveler St6 sales, typical $1.34M, $998/sq ft · 670 m away
Questions people ask
- How much do condos cost at Atelier 505?
- In the past 12 months, 1 condos sold at Atelier 505 (505 Tremont St, Boston) for a typical $3,150,000, or $1,854 per square foot. Sales ranged from $3,150,000 to $3,150,000.
- How fast do condos sell at Atelier 505?
- Units that sold in the past 12 months took a typical 10 days to get an accepted offer, and 100% sold for their first asking price or more. In the South End overall, it took 17 days.
- What are the condo fees at Atelier 505?
- The typical monthly condo fee at Atelier 505 is $2,316, about $1.69 per square foot a month, based on the fees filed with its listings.
- How many condos are for sale at Atelier 505 right now?
- 1 unit is for sale, asking from $1,399,000 to $1,399,000.
- When was Atelier 505 built, and how many units does it have?
- Atelier 505 was built in 2003 and has 100 units, with homes up to the 8th floor, according to its listings.
From our archivePublished years ago; prices have changed since


- September 28, 2009South End Listing Prices Adjusted…Up
- March 3, 2009Million Dollar Hiatus at Atelier Ends
- September 4, 2008Recently Sold Atelier 505 Condos
- March 28, 2008Atelier 505 Luxury Condo with Outdoor Space
- December 3, 2007Atelier 505 Boston South End Luxury Condos
- November 26, 2007Hamersley's Bistro and Atelier 505 Two of a Kind
- September 19, 2007New Atelier 505 Three Bedroom Listing
About these numbers
Every figure on this page comes from verified market data for 505 Tremont St, Boston, refreshed November 8, 2026, and updates every morning. “Typical” means the median. Price per square foot uses the living area filed with each listing. Condo fees are monthly. Sales history in our data starts in late 2025.
Cite as: “Atelier 505 building report,” Boston Real Estate Observer, https://bostonrealestateobserver.com/buildings/boston/505-tremont-st/ (data as of November 8, 2026).
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