Enrollment was determined by a fluctuating number of employees in area ranches.
In portions of the 1950s and 1960s the district hired a teacher to be at the school, but there were no students to teach.
[3] In 1988, Allamoore's total enrollment was eight students, which made it one of the smallest school districts in the state of Texas.
[4] On July 1, 1995, Allamoore ISD consolidated with the Culberson County Independent School District based in nearby Van Horn to form the Culberson County-Allamoore Independent School District.
[5] In 1990 the teacher/administrator reported that lesson planning took a lot of work as the students were not of the same ages.