| Similkameen Elementary Secondary School | |
| Address: | 830 2nd Avenue |
| City: | Keremeos |
| Province: | British Columbia |
| Postcode: | V0X 1N0 |
| Country: | Canada |
| Coordinates: | 49.2094°N -119.8189°W |
| Fundingtype: | Public |
| Schoolboard: | School District 53 |
| Grades Label: | Grades |
| Grades: | 5 - 12 |
| Enrollment: | ~300 |
Similkameen Elementary Secondary School is a part of School District 53 in the Similkameen Okanagan Valley. This school is a combined high school and elementary school, with about 300 students enrolled from grade five to twelve. Staff number approximately 40. Students attending this school are primarily from the surrounding towns of Keremeos, Cawston, Hedley, and Olalla.
Sports available at Similkameen include cross country for boys and girls, soccer (co-ed), basketball (co-ed), and golf (co-ed), plus volleyball for girls. The school is ranked single A by size.