Oak Hill High School is a high school located in Wales, Maine, United States. A part of Regional School Unit 4, this regional high school serves students from the towns of Sabattus, Litchfield, and Wales. The mascot is the Raider, generally represented by a raccoon.

The school has several extracurricular activities, including:

• Civil Rights Team
• Drama Club
• Future Business Leaders of America (FBLA
• French Club
• Academic Decathlon
• Ski Club
• Olympia Snow
• Robotics

The school offers a variety of sports, covering the fall, winter, and spring seasons. Fall sports include football, boys/girls soccer, cheering, cross country running, golf, and field hockey. Winter sports include boys/girls basketball, wrestling as a co-op with Lisbon High School, ice hockey, winter cheering. Spring sports include baseball, softball, boys/girls lacrosse, track (at Lisbon High School) and girls tennis.

• Official website