
"I am very happy to sign for Chelsea, a world-famous club with a reputation for major success. I am delighted to be in the Premier League, the best league in the world, and can't wait to meet my team-mates and get going," the 20-year-old told the club's official website.
"I am still at the beginning of my career but I believe this is the place to develop and learn from some of the best players in the world."
Miazga joined the Red Bulls in 2009 at the age of 14 and rose through the youth ranks at the club before making his debut in 2013 as a substitute in the 4-1 victory over Houston Dynamo.

