Education in Chanthaburi, Thailand: official figures
In the 2024 (B.E. 2567) O-NET national tests, Grade 6 students in Chanthaburi averaged Thai 55.6, maths 30.9, science 44.3, English 34.6 (marks out of 100). The national averages were Thai 54.2, maths 29.2, science 42.9, English 33.5. Across the four subjects Chanthaburi averaged 41.3 against 39.9 nationally, ranking 24th highest of 77 provinces.
How well do Grade 9 students in Chanthaburi do in the O-NET exams?
In the 2024 (B.E. 2567) O-NET national tests, Grade 9 students in Chanthaburi averaged Thai 49.9, maths 25.7, science 34.0, English 30.4 (marks out of 100). The national averages were Thai 48.9, maths 26.5, science 34.2, English 30.9. Across the four subjects Chanthaburi averaged 35.0 against 35.2 nationally, ranking 32nd highest of 77 provinces.
Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copyHow well do Grade 12 students in Chanthaburi do in the O-NET exams?
In the 2024 (B.E. 2567) O-NET national tests, Grade 12 students in Chanthaburi averaged Thai 40.4, maths 19.2, science 27.6, English 26.0, social studies 34.5 (marks out of 100). The national averages were Thai 42.2, maths 21.8, science 29.0, English 30.6, social studies 35.8. Across the five subjects Chanthaburi averaged 29.5 against 31.9 nationally, ranking 6th lowest of 77 provinces.
Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copyHow many students take the O-NET in Chanthaburi?
5,396 Grade 6, 4,218 Grade 9 and 1,792 Grade 12 students in Chanthaburi sat the Thai-language O-NET test in 2024 (B.E. 2567).
Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copyAre school test scores in Chanthaburi improving?
The average O-NET mark in Chanthaburi moved from Grade 6 43.1 to 41.3, Grade 9 36.5 to 35.0 and Grade 12 29.3 to 29.5 between 2023 and 2024 (average of the subject averages; each year's test differs, so compare with caution).
Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copyHow good is English in schools in Chanthaburi?
In English, students in Chanthaburi averaged 34.6 in Grade 6, 30.4 in Grade 9 and 26.0 in Grade 12 in the 2024 O-NET; the national averages were 33.5, 30.9 and 30.6.
Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copyHow Chanthaburi compares with other provinces
O-NET average mark, Grade 6 (2024 (B.E. 2567))
Chanthaburi ranks 24 of 77, highest first. Unweighted average of the subject averages (Thai, maths, science, English), marks out of 100.
| Rank | Region | O-NET average mark, Grade 6 |
|---|---|---|
| 21 | Trat | 41.7 |
| 22 | Nakhon Si Thammarat | 41.7 |
| 23 | Samut Songkhram | 41.6 |
| 24 | Chanthaburi | 41.3 |
| 25 | Surat Thani | 41.3 |
| 26 | Phitsanulok | 41.3 |
| 27 | Ratchaburi | 41.1 |
O-NET average mark, Grade 9 (2024 (B.E. 2567))
Chanthaburi ranks 32 of 77, highest first. Unweighted average of the subject averages (Thai, maths, science, English), marks out of 100.
| Rank | Region | O-NET average mark, Grade 9 |
|---|---|---|
| 29 | Sing Buri | 35.3 |
| 30 | Suphan Buri | 35.2 |
| 31 | Lamphun | 35.2 |
| 32 | Chanthaburi | 35.0 |
| 33 | Surin | 35.0 |
| 34 | Uttaradit | 34.9 |
| 35 | Phangnga | 34.6 |
O-NET average mark, Grade 12 (2024 (B.E. 2567))
Chanthaburi ranks 72 of 77, highest first. Unweighted average of the subject averages (Thai, maths, science, English and social studies), marks out of 100.
| Rank | Region | O-NET average mark, Grade 12 |
|---|---|---|
| 69 | Bueng Kan | 30.1 |
| 70 | Si Sa Ket | 29.9 |
| 71 | Kanchanaburi | 29.8 |
| 72 | Chanthaburi | 29.5 |
| 73 | Phra Nakhon Si Ayutthaya | 29.5 |
| 74 | Sakon Nakhon | 29.4 |
| 75 | Yala | 27.6 |
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Sources
- National Statistical Office of Thailand, from National Institute of Educational Testing Service results: O-NET (Ordinary National Educational Test) average scores and number of candidates by province, Grades 6, 9 and 12, B.E. 2566 and 2567 (2023 and 2024), read 24 October 2026 · saved copy (SHA-256 a3f8bdbd67f1…)
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