Olmito Elementary School is located on Arroyo Boulevard in the Los Pinos Subdivision of North Brownsville just north of the Brownsville Sports Park.
Olmito Elementary was built in 2004. There have been no additions since the construction of the campus.
OES houses about 610 students in grades Pre-Kindergarten through 5 and is a feeder to Resaca Middle School. The school mascot is Ocelots and the principal is Rosemary Leal.