North Mesquite High School opened in September 1969 as the second high school in Mesquite ISD, behind Mesquite High School, the school's rival in athletic competitions.
The original construction consisted of four floors: A, B, C, and D.  Over several decades, the enrollment expanded in accordance with the population swell that took place in Mesquite and Sunnyvale, demanding supplementary facilities.
In the 1990s, a new gym was constructed.
F wing and E section opened for the 2002-2003 school year providing twenty new general classrooms as well as a new Band, Orchestra, and Choir hall.
During the 2008-2009 school year construction on S wing (Science wing) began, and opened for the 2009-2010 school year providing 8 Labs and 16 science classrooms.
With the science wing being added, the existing rooms on A floor were renovated and added new classrooms.
The front of the school was renovated; a new entrance was created, and the business office was enlarged and renovated.
The cafeteria was enlarged and snack lines were added.
In September 2018 a statue of the school’s mascot, a Stallion, was placed inside the building right at the entrance.
North Mesquite High School opened in September 1969 as the second high school in Mesquite ISD, behind Mesquite High School, the school's rival in athletic competitions. The original construction consisted of four floors: A, B, C, and D.  Over several decades, the enrollment expanded in accordance with the population swell that took place in Mesquite and Sunnyvale, demanding supplementary facilities. In the 1990s, a new gym was constructed. F wing and E section opened for the 2002-2003 school year providing twenty new general classrooms as well as a new Band, Orchestra, and Choir hall. During the 2008-2009 school year construction on S wing (Science wing) began, and opened for the 2009-2010 school year providing 8 Labs and 16 science classrooms. With the science wing being added, the existing rooms on A floor were renovated and added new classrooms. The front of the school was renovated; a new entrance was created, and the business office was enlarged and renovated. The cafeteria was enlarged and snack lines were added. In September 2018 a statue of the school’s mascot, a Stallion, was placed inside the building right at the entrance.
North Mesquite High School