One-of-a-kind bi-level penthouse in the Sierra building at the highly sought-after “Sierra + Tango” complex in Cambridge Crossing. This sun-drenched corner unit boasts southeast-facing, double-height floor-to-ceiling windows with sweeping views. The open-concept layout flows effortlessly through the kitchen, dining, and living areas, creating an ideal space. The main level includes a spacious bedroom with walk-in closet and en-suite bathroom, a large walk-in coat/storage closet, and a convenient half bath for guests. A stunning floating glass staircase leads to a mezzanine-style loft, perfect as an office, lounge, or flex space, complete with its own full bath and walk-in closet. Upstairs, the primary suite features built-in wardrobes, en-suite bathroom, and breathtaking views. This is the only bi-level unit in the building offering 2 bedrooms, 2 full bathrooms, and 2 half baths - truly a rare opportunity. If you're looking to live like royalty, this is your castle in the sky!
Listed by Drew Boujoulian
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Coldwell Banker Realty - Boston
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339-234-0747
Listed by Waypoint Realty Group
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Coldwell Banker Realty - Boston
Listed by Jarek Maj
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Coldwell Banker Realty - Boston
Last updated October 26, 2025
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Source: MLSPin #73446762
Listing Facts
TypeCondo
NeighborhoodEast Cambridge
Bedrooms2
Bathrooms4
Days on Prevu28
HOA/Maint. Fees$1,653/month
Taxes$9,799/year
Size1,700 sqft
Price per sqft$999
Amenities
Dishwasher
Washer/Dryer
Pets Allowed
Air Conditioning
Parking
Storage
Location
Mortgage Calculator
Listing History
10/22/2025
Listed by Coldwell Banker Realty - Boston
$1,699,000
Property Details for 1 Earhart St 705
Association
Amenities
Association Amenities: Hot Water, Elevator(s), Trail(s), Storage
Community Features: Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House Of Worship, Marina, Private School, Public School, T-Station, University, Other
Parking Features: Attached, Under, Garage Door Opener, Heated Garage, Deeded, Assigned, Common, Off Street, Guest, Exclusive Parking
Parking Total: 1
Utilities
Equipment
Cooling: Central Air, Heat Pump
Has Cooling: Yes
Electric: Circuit Breakers, Other (See Remarks)
Heating: Central, Heat Pump
Has Heating: Yes
Laundry Features: In Unit, Electric Dryer Hookup
Sewer: Public Sewer
Utilities: For Electric Range, For Electric Oven, For Electric Dryer
Water Source: Public
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