San Marcos's Alvin M. Dunn Elementary School is a Public School Serving students in Grades KG-05.
89.45% of students at this school are Hispanic
| Grades Offered | Grades KG-05 |
| Total Students | 597 |
| Student:Teacher ratio | 25:1 |
| Gender % | 52.43 % Male / 47.57 % Female |
| Total Classroom Teachers | 23.50 |
| Student Population at Alvin M. Dunn Elementary School by Grade | |
| Magnet School | |
| Charter School | |
| Shared School | |
| Title 1 Eligible |