Pittsburg High School

Pittsburg High School may refer to:


 * Pittsburg High School (California), Pittsburg, California
 * Pittsburg High School (Kansas), Pittsburg, Kansas
 * Pittsburg High School (New Hampshire), Pittsburg, New Hampshire
 * Pittsburg High School (Oklahoma), Pittsburg, Oklahoma
 * Pittsburg High School (Texas), Pittsburg, Texas
 * South Pittsburg High School, South Pittsburg, Tennessee