The American homebuilding industry relies heavily on immigrant workers. That's especially true in the cities that build and remodel the most homes, according to new research from Harvard's Joint Center for Housing Studies. In the seven metro areas that issued at least 150,000 residential building permits between 2019 and 2023, an average of 54% of construction trades workers were foreign-born, the Harvard report found. The metros building and remodeling the most homes — from Los Angeles and