Boonsboro High School (BHS) is a public high school (grades 9 to 12) in Boonsboro, Washington County, Maryland, United States.

The present school building was created in 1958 and renovated in 1975 and 2006. The 1975-76 renovation changed the school from a campus of four buildings situated on a hill to one larger building that combined three of the four original buildings, plus the expanded shop building. The school's central feature is a ramp that leads from the varsity gym up to the cafeteria. The school stands at 140,486 square feet (13,051.6 m) and enrolls approximately 902 students.

In sports, the school rivals Smithsburg High School and Williamsport High School in Washington County.

Boonsboro High School was named in U.S. News & World Report's annual listing of the Best High Schools in the United States, earning a Silver Award for test scores consistently above state and national averages.

In 2013, Boonsboro was named as one of two high schools by the Maryland State Department of Education as a "Blue Ribbon School." Additionally, the Boonsboro Warrior Academic Team has dominated the Washington County Academic Tournament since the tournament's inception, undefeated from 2018-2022 and with a total of 13 wins since Coach Tracy Salka took over the team in 2004 until her retirement in 2022. Boonsboro High School again finishes first in academic championship Boonsboro High School finishes first in academic team competition Boonsboro outsmarts the field at team competition Boonsboro High team headed to national quiz bowl competition in Atlanta

• Laura Burhenn — singer/songwriter, founder of The Mynabirds indie-pop group
• Garrett Stephenson — former MLB player (St. Louis Cardinals)
• Katie Griggs - Guru Jagat, spiritual leader

• School homepage
• Washington County Public Schools: Boonsboro High School