Education in Nakhon Si Thammarat, Thailand: official figures

In the 2024 (B.E. 2567) O-NET national tests, Grade 6 students in Nakhon Si Thammarat averaged Thai 57.2, maths 31.1, science 45.7, English 32.6 (marks out of 100). The national averages were Thai 54.2, maths 29.2, science 42.9, English 33.5. Across the four subjects Nakhon Si Thammarat averaged 41.7 against 39.9 nationally, ranking 22nd highest of 77 provinces.

O-NET Grade 6 average mark (2024)

41.7

2024

O-NET Grade 9 average mark (2024)

36.5

2024

O-NET Grade 12 average mark (2024)

32.8

2024

How well do Grade 9 students in Nakhon Si Thammarat do in the O-NET exams?

In the 2024 (B.E. 2567) O-NET national tests, Grade 9 students in Nakhon Si Thammarat averaged Thai 51.8, maths 28.3, science 35.7, 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 Nakhon Si Thammarat averaged 36.5 against 35.2 nationally, ranking 14th highest of 77 provinces.

Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copy

How well do Grade 12 students in Nakhon Si Thammarat do in the O-NET exams?

In the 2024 (B.E. 2567) O-NET national tests, Grade 12 students in Nakhon Si Thammarat averaged Thai 45.1, maths 22.2, science 29.0, English 30.8, social studies 36.6 (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 Nakhon Si Thammarat averaged 32.8 against 31.9 nationally, ranking 26th highest of 77 provinces.

Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copy

How many students take the O-NET in Nakhon Si Thammarat?

15,188 Grade 6, 11,300 Grade 9 and 4,968 Grade 12 students in Nakhon Si Thammarat 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 copy

Are school test scores in Nakhon Si Thammarat improving?

The average O-NET mark in Nakhon Si Thammarat moved from Grade 6 43.1 to 41.7, Grade 9 35.7 to 36.5 and Grade 12 30.7 to 32.8 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 copy

How good is English in schools in Nakhon Si Thammarat?

In English, students in Nakhon Si Thammarat averaged 32.6 in Grade 6, 30.4 in Grade 9 and 30.8 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 copy

How Nakhon Si Thammarat compares with other provinces

O-NET average mark, Grade 6 (2024 (B.E. 2567))

Nakhon Si Thammarat ranks 22 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
19	Lamphun	41.7
20	Trang	41.7
21	Trat	41.7
22	Nakhon Si Thammarat	41.7
23	Samut Songkhram	41.6
24	Chanthaburi	41.3
25	Surat Thani	41.3

Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copy

O-NET average mark, Grade 9 (2024 (B.E. 2567))

Nakhon Si Thammarat ranks 14 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
11	Samut Prakan	36.8
12	Rayong	36.7
13	Nakhon Pathom	36.6
14	Nakhon Si Thammarat	36.5
15	Trang	36.5
16	Songkhla	36.4
17	Phitsanulok	36.4

Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copy

O-NET average mark, Grade 12 (2024 (B.E. 2567))

Nakhon Si Thammarat ranks 26 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
23	Pathum Thani	33.2
24	Phichit	33.0
25	Nakhon Phanom	32.9
26	Nakhon Si Thammarat	32.8
27	Ranong	32.7
28	Krabi	32.7
29	Samut Sakhon	32.6

Source: National Statistical Office of Thailand, from National Institute of Educational Testing Service results · saved copy

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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…)

Each saved copy is the file exactly as downloaded, kept so the figures can be checked even if the source changes. Report an error.