Two Months Free on Select 2-Bedroom Units

Find your place at 166 Main 

Watertown is waiting for you. Dive in by taking a tour of 166 Main… we’ll connect you with your perfect apartment.

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Unit Overview

Amenities

    Pet Policies

      Now Leasing!

      Boutique Watertown apartments

      From urban convenience to scenic river trails, 166 Main puts the best of Greater Boston right at your doorstep.

      About 166 Main

      Classic quality in an up-and-coming neighborhood

      166 Main brings beautiful design and lifestyle-friendly amenities to downtown Watertown, with a variety of thoughtful floor plans including studio, one-bedroom, and two-bedroom residences. These tailored homes offer the perfect blend of elevated comfort and seamless connectivity, located just a short jaunt away from interesting shops, abundant greenspace, and convenient transportation.

      Designed to give you space

      Walkable, beautiful, and modern, 166 Main is perfect for anyone who wants to enjoy life in Watertown to the fullest. Which home is right for you?

      Interior 6

      Studio

      Efficient apartments with sleek finishes, perfect for unwinding after an exciting urban adventure.

      Interior 2

      One Bedroom

      Spacious one-bedroom retreats with room to relax, work from home, or host friends for dinner.

      Interior 4

      Two Bedroom

      Designed for comfortable living, with plenty of room for couples, roommates, or new families.

      Building amenities

      A place that’s truly unique

      Discover an unmatched experience in downtown Watertown, where metropolitan amenities and small-town charm come together.

      Great location

      Vibrant and walkable downtown location puts the best of city living at your doorstep.

      Bike-friendly

      Covered bike storage keeps you rolling, exploring, and enjoying Watertown.

      ButterflyMX system

      Use your phone to conveniently unlock doors, admit guests, and accept deliveries.

      Outdoor terraces

      Select units offer a private outdoor oasis where you can garden, meditate, or simply unwind.

      Location

      Dive into Watertown

      Watertown is full of boutique shops, unique cafes, and beautiful nature. It’s also just a short trip from downtown Boston.

      Walk the river

      Stroll the Charles River Walkway for a soothing dose of nature.

      Hit the books

      Pick up the hottest new books from the library across the street.

      Jam out

      Enjoy concerts on Watertown Square's scenic riverfront stage.

      Shop your heart out

      Explore boutique shops in a remodeled World War II-era armory.

      Find your place at 166 Main 

      Watertown is waiting for you. Dive in by taking a tour of 166 Main… we’ll connect you with your perfect apartment.