Journal Squared, or J2, is a retail and 3-tower residential complex under construction at Journal Square in Jersey City, New Jersey Upon completion, the complex will consist of a 54-story, 60-story, and 70-story building. The project broke ground in October 2014 with the first building topping out in December 2015 at 54 stories and 574 ft (175 m) that will include the some of tallest buildings in the city and tallest building in the state.