Welcome to Dulaney High School – home of the Lions. At Dulaney we are dedicated to providing a quality, comprehensive educational program designed to equip every student with the critical 21st century skills needed to be globally competitive. Our diverse student body, talented teaching staff, and rigorous and relevant programs create a culture of deliberate excellence for every student in the community. Since 2002, Dulaney has been ranked by Newsweek among the top 1% of public high schools in the United States.