Calamba Institute is a private school in Brgy. Halang, Calamba City that offers Pre-elementary, Elementary, and High School courses. The school has two separate buildings located at Chipeco Ave. The first building is for junior high school & senior high school that has sections rooted from several flowers and the second building is for pre-elementary and elementary. The school is one of the most reputable in the city[according to whom?], with 28 students passing the UPCAT in S.Y. 2010-2011. The school has also lots of awards and certificates in journalism. The school also has complete enough school facilities to support student's needs. The school also has fully air-conditioned rooms to make the students comfortable as they learn.
Calamba Institute's students are often called "CIER'S". The student publication of the school is also named after this pseudonym.