Lego bricks American factory address Chesterfield County, Virginia. Lego Group will build a new carbon-neutral factory in Virginia, USA, which will be put into use in 2025. The plant will be located in Chesterfield County, Virginia. The factory has a solar park, which can generate enough energy to power the factory. The CEO of Lego Group said: This is an exciting step for Lego Group. More and more families fall in love with Lego architecture and look forward to making Lego bricks in the United States, which will be one of the biggest markets.