Sardonyx School
About Sardonyx School
Sardonyx School is a private senior secondary school located in Jamui of Bihar, India. It caters for Classes 1–12. In 2026 it enrolled 967 students with 45 teachers (21.5 students per teacher). Privately managed schools affiliated to CBSE, run by a trust, society or company and charging fees.
Other published figures: girls 33.3%; enrolment growth (5 yr) 29.4%; postgraduate teachers 37.8%; classrooms 40; students per classroom 24.2; computers 27; year founded 1,991; years since founding 35.
There are 12 schools in Jamui.
Published measures
All figures published for Sardonyx School by the official sources.
- Students
- 967
- Total enrolment reported to UDISE+ for the latest census year.
- Teachers
- 45
- Regular and contract teachers reported to UDISE+.
- Pupil–teacher ratio
- 21.5
- Students per teacher (lower means more teacher time per child); the RTE Act norm is 30:1 for primary and 35:1 for upper primary.
- Girls
- 33.3%
- Share of enrolled students who are girls.
- Enrolment growth (5 yr)
- 29.4%
- Change in total enrolment over the last five UDISE+ census years.
- Postgraduate teachers
- 37.8%
- Share of teachers holding a postgraduate degree or above.
- Classrooms
- 40
- Classrooms in use, as reported to UDISE+.
- Students per classroom
- 24.2
- Total enrolment divided by classrooms in use.
- Computers
- 27
- Functional desktops, laptops and tablets available to students.
- Year founded
- 1,991
- Year of foundation recorded in the CBSE affiliation register.
- Years since founding
- 35
- Years since the school's recorded founding year.
Students trend
How students at Sardonyx School has changed over time.
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Similar schools
Private senior secondary schools in Bihar with a comparable Students.
St.johns Public School
Nawada · Private senior secondary · Classes 1–12
967 students
Foundation School
Buxar · Private senior secondary · Classes 1–8
966 students
River Valley School
Begusarai · Private senior secondary · Classes 1–12
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Narayan World School
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Novel Creative Academy
Vaishali · Private senior secondary · Classes 1–10
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Amar Jyoti School
Gaya · Private secondary · Classes 1–10
964 students
Frequently asked questions
Is Sardonyx School a good school?
India publishes no school-level results, so this site does not score Indian schools. Judge Sardonyx School on its published profile (967 students, 21.5 students per teacher, Classes 11–12 (Senior Secondary), Co-educational, English medium, Pre-primary section), compare it with other schools in Jamui, and visit it to ask about support at your child's level.
How many students attend Sardonyx School?
Sardonyx School had 967 students in 2026, a change of +29% over five years, taught by 45 teachers.
What is the pupil–teacher ratio at Sardonyx School?
Sardonyx School reports 21.5 students per teacher (967 students, 45 teachers). A lower ratio means more teacher time per child; it does not by itself measure teaching quality.
Is Sardonyx School a primary school or a senior secondary school?
Sardonyx School is classified as a senior secondary school covering Classes 1–12. It is a private school.