Century High School is located in Eldersburg, Maryland, United States, within the Carroll County Public School District.

The school was built in 2000–2001 on 65 acres of land and cost $21.2 million to complete.

[2] The school's colors are emerald green, gold, black, and white, and the mascot is a knight, chosen by the original principal, Dave Booz after a community survey sent to parents and students in the district.

In the past, they have done The Sound of Music, Guys and Dolls, The Diary of Anne Frank, Annie, The Mouse That Roared, Winnie the Pooh, How to Succeed in Business Without Really Trying, Romeo and Juliet, It's A Wonderful Life, Cinderella, Little Women, Treasure Island, Sweeney Todd, Into the Woods, Newsies, and White Christmas.

The Rude Mechanicals is an acting troupe, named after the clowns in Shakespeare's A Midsummer Night's Dream.