Kaplong Girls High School is a public national girls' boarding school situated in Sotik Sub‑County, Bomet County, near the junction of the Kericho–Kisii–Narok roads.

The school is classified as a national (Cluster 4) institution under the Ministry of Education and its KNEC code is 25500019.

The Ministry‑set annual fee cap stands at Ksh 75,798 per pupil; the government contributes Ksh 22,244 while parents are required to pay Ksh 53,554.

The fee covers tuition and boarding, but the Board of Management may levy additional charges for uniforms, co‑curricular activities or infrastructure projects.

Form One admissions are coordinated centrally by the Ministry of Education, with places allocated competitively based on Kenya Primary School Education Assessment (KPSEA) results under the CBC framework.

Around 200 students are admitted each year; higher priority is given to candidates who score well and list Kaplong Girls as their first choice, while financial need may also be considered.

The school posted a mean KCSE score of 8.1 (grade B‑) in 2024, ranking 106th nationally, and recorded a similar mean of 8.1052 in the 2023 examination.

The prescribed uniform consists of a white blouse, navy blue tie, navy blue striped sweater, checked skirt, white socks and blue shoes, to be bought from approved suppliers before reporting day.

Parents can reach the school through its postal address: P.O. Box 96 – 20406 Sotik, Bomet County.