Open House: Sun 10/19 11:00 AM
21
Six9one 691 Massachusetts Avenue, Boston, MA 02118
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$715,000
2 Beds
1 Bath
902 SQFT
Acres: N/A
$631 HOA

Property Description

A UNIQUE OPPORTUNITY! Built in 2011, this sun-splashed, contemporary condo blends modern comfort w/ neighborhood charm. Tucked quietly at the back of the building, this third-floor home offers a peaceful setting w/ easy access to the best of the South End. The open layout features 8-foot ceilings, recessed lighting, and hardwood floors. A sleek kitchen with Bosch appliances, integrated cabinetry, & ample storage flows seamlessly into the living area. The corner bedroom offers abundant light and a walk-in closet, while the office/den is perfect for working from home or hosting guests. A spa-like bath includes floor-to-ceiling tile and a glass shower. Step out to your private terrace or head to the common roof deck w/sweeping city views. In-unit laundry, central air, prof. management, pet-friendly policies, and direct-elevator garage parking add to the convenience. Close to restaurants and Boston Medical Center, this is ideal for professionals or investors looking for a solid return.

Property Details tap to expand

Amenities

  • Amenities: Highway Access, Medical Facility, Public School, Public Transportation, Shopping, T-Station
  • Association Fee Includes: Elevator, Exterior Maintenance, Landscaping, Master Insurance, Refuse Removal, Security, Sewer, Snow Removal, Water

Kitchen, Dining, and Appliances

  • Kitchen Dimensions: 11X11
  • Kitchen Level: First Floor
  • Dishwasher, Disposal, Dryer, Freezer, Range, Refrigerator, Washer

Bathrooms

  • Full Baths: 1
  • Master Bath: 1
  • Bathroom 1 Dimensions: 5'4"X8'5"
  • Bathroom 1 Level: First Floor

Bedrooms

  • Bedrooms: 2
  • Master Bedroom Dimensions: 13'11"X10'2"
  • Master Bedroom Level: First Floor
  • Bedroom 2 Dimensions: 7'2"X8'5"
  • Bedroom 2 Level: First Floor

Other Rooms

  • Total Rooms: 5
  • Living Room Dimensions: 35'11"X11'9"
  • Living Room Level: First Floor

Utilities

  • Heating: Forced Air
  • Heat Zones: 1
  • Cooling: Central Air
  • Water: City/Town Water
  • Sewer: City/Town Sewer

Unit Features

  • Square Feet: 902
  • Unit Building: 308
  • Unit Level: 3
  • Unit Placement: Upper
  • Security: TV Monitor
  • Floors: 1
  • Pets Allowed: No
  • Laundry Features: In Unit
  • Accessability Features: Unknown

Condo Complex Information

  • Condo Name: Six9one
  • Condo Type: Condo
  • Complex Complete: Yes
  • Number of Units: 40
  • Number of Units Owner Occupied: 13
  • Owner Occupied Data Source: Mgt
  • Elevator: Yes
  • Condo Association: U
  • HOA Fee: $631
  • Fee Interval: Monthly
  • Management: Professional - Off Site

Construction

  • Year Built: 2011
  • Style: Mid-Rise
  • Construction Type: Brick
  • Roof Material: Rubber
  • Flooring Type: Wood
  • Lead Paint: Unknown
  • Warranty: No

Garage & Parking

  • Garage Parking: Deeded, Under
  • Garage Spaces: 1
  • Parking Features: Deeded, Off-Street

Exterior & Grounds

  • Exterior Features: Deck
  • Pool: No

Other Information

  • MLS ID# 73434299
  • Last Updated: 10/15/25
  • Documents on File: Master Deed, Rules & Regs

Property History tap to expand

Date Event Price Price/Sq Ft Source
09/28/2025Active$749,000$1,009MLSPIN
09/27/2025Active$715,000$793MLSPIN
09/24/2025Extended$749,000$1,009MLSPIN
09/23/2025New$715,000$793MLSPIN
09/01/2025Expired$650,000$777MLSPIN
08/30/2025Active$749,000$1,009MLSPIN
08/26/2025Extended$749,000$1,009MLSPIN
08/04/2025Active$749,000$1,009MLSPIN
07/31/2025Extended$749,000$1,009MLSPIN
07/11/2025Active$749,000$1,009MLSPIN
07/07/2025Price Change$749,000$1,009MLSPIN
06/22/2025Active$775,000$1,044MLSPIN
06/18/2025New$775,000$1,044MLSPIN
05/07/2025Temporarily Withdrawn$650,000$777MLSPIN
04/04/2025Active$650,000$777MLSPIN
03/31/2025New$650,000$777MLSPIN
10/05/2023Canceled$679,000$988MLSPIN
08/28/2023Active$679,000$988MLSPIN
08/03/2023Sold$650,000$1,060MLSPIN
07/28/2023Under Agreement$699,000$1,140MLSPIN
07/14/2023Sold$580,000$743MLSPIN
06/20/2023Under Agreement$599,000$767MLSPIN
06/17/2023Active$699,000$1,140MLSPIN
06/13/2023New$699,000$1,140MLSPIN
06/11/2023Active$599,000$767MLSPIN
06/07/2023New$599,000$767MLSPIN
05/07/2021Active$725,000$804MLSPIN
08/19/2019Active$720,000$798MLSPIN

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Seller's Representative: Mission Realty Advisors, Compass
Sub Agent Compensation: n/a
Buyer Agent Compensation: n/a
Facilitator Compensation: n/a
Compensation Based On: n/a
Sub-Agency Relationship Offered: No

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MLS PIN data last updated at 2025-10-15 15:08:00

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