Lanier High School (LHS) is a public high school in Sugar Hill, Georgia, United States, and is a part of Gwinnett County Public Schools.

The Sugar Hill School served grades one through seven.

Then in 2010 Lanier High School was established as a split of the North Gwinnett High School cluster.

This brought a high school back to Sugar Hill.

This school-related article concerning the U.S. state of Georgia is a stub.