Trinity High School (also known as Euless Trinity in sports) is a public high school in Euless, Texas. The school serves grade levels 10–12 and is a part of the Hurst-Euless-Bedford Independent School District. Trinity High School is also notable as the most diverse public high school in Texas and the fifth most diverse public high school in the country. In 2017, the school was rated "Met Standard" by the Texas Education Agency, with a 5-Star Distinction for Academic Achievements in ELA/Reading, Mathematics, Science, Social Studies, and Post Secondary Readiness.