The school, which serves serves the City of Richmond, parts of Rosenberg, the City of Kendleton, a minuscule part of Sugar Land, and unincorporated sections of Fort Bend County, is a part of the Lamar Consolidated Independent School District (LCISD). All areas served by LCHS are within the Houston metropolitan area.
In 2005-2006, this school was rated "Acceptable" by the Texas Education Agency.
On ye mustangs, on ye mustangs, on to victory, ever forward, ever onward, we'll get there or die. Fight! Fight! Fight! On ye mustangs, on ye Mustangs, on to victory, fight, Mustangs, fight, fight, fight! And win this game!
LCHS defeated Copperas Cove in the 2007 State 4A Division I finals by a score of 20-14 on December 15, 2007. This is the first state title for Mustang Football.
Standout Lamar Mustang running back Jacquizz Rodgers set the all time Texas touchdown record with 136 touchdowns. He has over 8,000+ rushing yards, and 9,500+ total yards. He was also the MVP of the championship game between the Mustangs and the Copperas Cove Bulldawgs. He had 31 carries for 240 yards and three touchdowns. On defense he had six tackles, one fumble recovery and one blocked kick. Jacquizz was named Texas 4A offensive player of the year, and Texas High School football player of the year for 2007. He became one of only nine Texas athletes to become a Parade All-American in football for 2007. He has committed to play at Oregon State University, where he will join older brother James, a 2007 graduate of Lamar.
1These are the only elementary schools entirely zoned to Lamar Consolidated High School.