Education in Samut Sakhon, Thailand: official figures
In the 2024 (B.E. 2567) O-NET national tests, Grade 6 students in Samut Sakhon averaged Thai 57.9, maths 31.0, science 44.6, English 34.8 (marks out of 100). The national averages were Thai 54.2, maths 29.2, science 42.9, English 33.5. Across the four subjects Samut Sakhon averaged 42.1 against 39.9 nationally, ranking 17th highest of 77 provinces.
How well do Grade 9 students in Samut Sakhon do in the O-NET exams?
In the 2024 (B.E. 2567) O-NET national tests, Grade 9 students in Samut Sakhon averaged Thai 51.3, maths 25.5, science 34.3, 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 Samut Sakhon averaged 35.4 against 35.2 nationally, ranking 28th 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 Samut Sakhon do in the O-NET exams?
In the 2024 (B.E. 2567) O-NET national tests, Grade 12 students in Samut Sakhon averaged Thai 43.4, maths 22.4, science 30.1, English 30.3, social studies 36.9 (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 Samut Sakhon averaged 32.6 against 31.9 nationally, ranking 29th highest 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 Samut Sakhon?
4,690 Grade 6, 3,165 Grade 9 and 1,161 Grade 12 students in Samut Sakhon 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 Samut Sakhon improving?
The average O-NET mark in Samut Sakhon moved from Grade 6 43.2 to 42.1, Grade 9 34.6 to 35.4 and Grade 12 31.5 to 32.6 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 Samut Sakhon?
In English, students in Samut Sakhon averaged 34.8 in Grade 6, 30.4 in Grade 9 and 30.3 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 Samut Sakhon compares with other provinces
O-NET average mark, Grade 6 (2024 (B.E. 2567))
Samut Sakhon ranks 17 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 |
|---|---|---|
| 14 | Phetchaburi | 42.2 |
| 15 | Pathum Thani | 42.2 |
| 16 | Prachuap Khiri Khan | 42.1 |
| 17 | Samut Sakhon | 42.1 |
| 18 | Rayong | 41.9 |
| 19 | Lamphun | 41.7 |
| 20 | Trang | 41.7 |
O-NET average mark, Grade 9 (2024 (B.E. 2567))
Samut Sakhon ranks 28 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 |
|---|---|---|
| 25 | Prachuap Khiri Khan | 35.7 |
| 26 | Phatthalung | 35.7 |
| 27 | Surat Thani | 35.6 |
| 28 | Samut Sakhon | 35.4 |
| 29 | Sing Buri | 35.3 |
| 30 | Suphan Buri | 35.2 |
| 31 | Lamphun | 35.2 |
O-NET average mark, Grade 12 (2024 (B.E. 2567))
Samut Sakhon ranks 29 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 |
|---|---|---|
| 26 | Nakhon Si Thammarat | 32.8 |
| 27 | Ranong | 32.7 |
| 28 | Krabi | 32.7 |
| 29 | Samut Sakhon | 32.6 |
| 30 | Trat | 32.4 |
| 31 | Surin | 32.4 |
| 32 | Phangnga | 32.4 |
More on Samut Sakhon: overview · economy and jobs · health · poverty and living standards · Thailand
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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