Estonia vs South Korea (Comparing Education Systems 2026)

Explore full profiles:🏫 Estonia Education System 🏫 South Korea Education System

Updated: September 12, 2026 View update notes

September 12, 2026 South Korea – Country Data: Updated South Korea’s PISA 2025 scores to 522, 501, and 526 and refreshed 2026 higher-education figures.

September 12, 2026 Estonia – Country Data: Updated Estonia’s PISA section with 2025 scores and added 2025–2026 education reforms.

This page compares the education systems of Estonia and South Korea.

Education System Overview

Estonia and South Korea education system comparison: Education System Overview
Category	Estonia	South Korea
System Type	Public/private mix; decentralized provision under national standards, with local governments responsible for much of municipal school provision. [Estonian Ministry]	Public/private mix; mixed governance combining national policy and standards with decentralized local education administration. The Ministry of Education operates at the national level, while 17 Metropolitan and Provincial Offices of Education oversee local education. [Korea MOE]
Governing Body	Ministry of Education and Research for national education policy; the Education and Youth Board implements education and youth policy within the ministry’s area of government. [Estonian Ministry] [Education and Youth Board]	Ministry of Education (MOE); 17 Metropolitan and Provincial Offices of Education; and local Offices of Education. [Korea MOE]
Government Expenditure on Education (% of GDP)	5.2% (2022, latest value in the World Bank/UNESCO UIS series). [World Bank]	5.4% (2022). [World Bank]

Education Structure & Compulsory Schooling

Estonia and South Korea education system comparison: Education Structure & Compulsory Schooling
Category	Estonia	South Korea
Compulsory Age Range	From age 7 to age 18. The obligation may end earlier if the learner completes secondary or vocational education. The extended learning obligation applies from the 2025/2026 academic year. [Estonian Ministry]	Approximately age 6 to age 15, covering six years of elementary school and three years of middle school. [Korea MOE]
Total Compulsory Duration (Years)	Up to 11 years from age 7 to 18; the obligation ends earlier when secondary or vocational education is completed. Basic school itself has a standard duration of 9 years. [Estonian Ministry]	9 years: 6 years of elementary education plus 3 years of middle school. [Korea MOE]
Pre-primary Education (ECE) Access	Optional before compulsory school age. In 2025, participation in preschool institutions was 90.9% at age 3, 92.9% at age 4 and 93.0% at age 5. [Statistics Estonia]	Optional; enrollment among children aged 3–5 was 95.7% in 2023. [OECD]
Primary + Secondary Education Structure (Years)	6 + 3 + 3: grades 1–6, grades 7–9, followed by a standard 3-year general upper-secondary programme. Basic school as a whole covers grades 1–9. [Riigi Teataja]	6 + 3 + 3: six years of elementary school, three years of middle school and three years of high school. The broader system is commonly described as 6-3-3-4 when the standard four-year university stage is included. [Korea MOE]
Vocational vs. General Upper Secondary Split (%)	—	14.9% Vocational / 85.1% General (2023). [OECD]

Academic Calendar & Instruction Time

Estonia and South Korea education system comparison: Academic Calendar & Instruction Time
Category	Estonia	South Korea
Academic Year Start (Typical Month)	September; the statutory academic year begins on 1 September. [Estonian Ministry]	March. The first semester begins in March. [Korea MOE]
Academic Year End (Typical Month)	June for regular classroom teaching; the statutory academic year runs until 31 August. [Estonian Ministry]	February, following the second semester and winter vacation period. [Korea MOE]
Instruction Weeks per Year	At least 35 weeks in general education; the final upper-secondary grade has at least 37 weeks. [Estonian Ministry]	—
Instruction Days per Year	At least 175 study days; the final upper-secondary grade has at least 185 study days. [Estonian Ministry]	At least 190 days per school year for elementary, middle and high schools, subject to limited statutory reductions in specified circumstances. [Korean Law]

Grading System

Estonia and South Korea education system comparison: Grading System
Category	Estonia	South Korea
Primary/Secondary Grading Scale	1–5 scale: 5 = very good, 4 = good, 3 = satisfactory, 2 = poor and 1 = weak. Descriptive assessment may also be used in stages I and II of basic school under school rules. [Riigi Teataja]	Assessment varies by school level. Middle-school achievement commonly uses A–E achievement levels. For students entering high school from 2025, the former nine-grade internal ranking system was replaced by a five-grade system under the 2028 university admissions changes. [Korea MOE]
Higher Education Grading Scale	A–F differentiated grading is commonly used in higher education, with A the highest positive grade and F a failing grade; pass/fail assessment may also be used.	Institution-specific; 4.5 and 4.3 GPA scales with letter grades are commonly used.

Language of Instruction

Estonia and South Korea education system comparison: Language of Instruction
Category	Estonia	South Korea
Primary Instruction Languages (K–12)	Estonian is the statutory language of instruction in basic and upper-secondary schools. The transition to Estonian-language education began in 2024 and is being phased through the remaining grades. [Estonian Ministry]	Korean is the main language of instruction in the national school system.
Other Official / Minority Instruction Languages (K–12)	Russian remains in limited transitional use where permitted during the move to Estonian-language education. English is used by several IB schools, while the Tallinn European School provides programmes in English and French. [Estonian Ministry]	—

School Provision & Access (K–12)

Estonia and South Korea education system comparison: School Provision & Access (K–12)
Category	Estonia	South Korea
Public School Enrollment Share (K–12, % of Students)	Primary: 92% / Secondary: 94% (2024, based on the corresponding private-enrolment shares). [World Bank] [World Bank]	Primary: approximately 98% / Secondary: approximately 72% (2024). [World Bank] [World Bank]
Public School Tuition Fee (Annual, Local Currency)	$0 for public basic and general upper-secondary education. [Riigi Teataja]	$0 standard tuition for public elementary and middle education; nationwide free high-school education was extended to all grades from 2021, covering admission fees, tuition, school operation support fees and textbooks within the statutory scheme. [Korea MOE]
Public Schools Nationwide Availability	Yes. Local governments must provide access to basic education for children in their territory, and municipal schools have designated service areas. [Estonian Ministry]	Yes. Public schools operate nationwide under the metropolitan, provincial and local education administration system. [Korea MOE]
Private School Enrollment Share (K–12, % of Students)	Primary: 8% / Secondary: 6% (2024). [World Bank] [World Bank]	Primary: approximately 2% / Secondary: approximately 28% (2024). [World Bank] [World Bank]
Private Schools (Geographic Concentration)	—	—

International Schools (K–12)

Estonia and South Korea education system comparison: International Schools (K–12)
Category	Estonia	South Korea
Number of International Schools (Total)	7 schools in Tallinn and Tartu are listed by the Ministry as offering internationally recognized IB or European Baccalaureate curricula. [Estonian Ministry]	45 government-listed foreign/international K–12 institutions: 38 foreign schools, 3 foreign educational institutions at elementary/secondary level and 4 Jeju international schools. [ISI]
Number of IB World Schools	6 schools are listed by the Ministry with IB programmes. The IB country register reports PYP at 5 schools, MYP at 4 and DP at 5. [IB]	134 schools are listed by the International Baccalaureate school finder for the Republic of Korea. [IB]
Main International Programmes Offered	International Baccalaureate (IB) and European Baccalaureate (EB). [Estonian Ministry]	International Baccalaureate (IB), American, British, Canadian and other authorized foreign curricula, depending on the school. [ISI]

Resources & Learning Environment (K–12)

Estonia and South Korea education system comparison: Resources & Learning Environment (K–12)
Category	Estonia	South Korea
Minimum Teacher Qualification (Public Schools)	For basic and upper-secondary teachers: master’s degree or equivalent, a teaching profession and the required Estonian-language proficiency; alternatively, a doctoral degree or equivalent plus the required Estonian-language proficiency. The doctoral route entered into force in January 2026. [Riigi Teataja]	A recognized teacher qualification certificate is required. Standard Grade 2 regular-teacher routes are completed through approved university-level teacher education with prescribed major and teaching coursework; public-school recruitment also follows the applicable appointment process. [Korean Law]
Average Class Size (Primary)	18.4 students (2023). [OECD]	18.6 students (2026). [KEDI]
Average Class Size (Lower Secondary)	19 students (2023). [OECD]	24.5 students (2026). [KEDI]
Average Class Size (Upper Secondary)	—	23.1 students (2026). [KEDI]

System Performance & Learning Outcomes (OECD/PISA)

Estonia and South Korea education system comparison: System Performance & Learning Outcomes (OECD/PISA)
Category	Estonia	South Korea
PISA Participation Years	2006, 2009, 2012, 2015, 2018, 2022, 2025. [Estonian Ministry]	2000, 2003, 2006, 2009, 2012, 2015, 2018, 2022, 2025. [OECD]
PISA 2018 Scores (Mathematics / Reading / Science)	523 / 523 / 530 [OECD]	526 / 514 / 519 [OECD]
PISA 2022 Scores (Mathematics / Reading / Science)	510 / 511 / 526 [OECD]	527 / 515 / 528 [OECD]
PISA 2025 Scores (Mathematics / Reading / Science)	508 / 499 / 527 [OECD]	522 / 501 / 526 [OECD]
PISA Performance Trend 2000–2025	Estonia first participated in 2006. Between 2022 and 2025, mathematics and science performance was about the same, while reading was lower. Mathematics and reading in 2025 were also below their 2015 and 2018 levels, while science has been broadly stable since 2015. [OECD]	Korea has participated in every PISA cycle since 2000. Between 2022 and 2025, mathematics and science performance was about the same, while reading was lower. Compared with a decade earlier, mathematics and science were about the same in 2025, while reading was lower. [OECD]
Strongest Subject Area (PISA 2025)	Science — 527 points. [OECD]	Science — 526 points. [OECD]

Higher Education System

Estonia and South Korea education system comparison: Higher Education System
Category	Estonia	South Korea
Number of Higher Education Institutions (Total)	18 (2025). [Statistics Estonia]	416 higher education institutions (2026). [KEDI]
Number of Universities (Research Universities)	7: 6 public universities and 1 private university in the 2025/26 system count. [Estonian Ministry]	188 general universities in the official 2026 higher-education classification. [KEDI]
Number of Universities of Applied Sciences / Colleges	11 professional higher education institutions: 7 state and 4 private. [Estonian Ministry]	126 junior colleges (2026). [KEDI]
Main Institution Types	Universities and professional higher education institutions.	General universities, universities of education, junior colleges, graduate-school universities, cyber universities and other specialized higher education institutions. [Korea MOE]
Tertiary Enrollment Share by Ownership	—	Public: 20.3% / independent private: 79.7% (2023). [OECD]
English-Taught Degree Programmes (Bachelor + Master, Total)	—	—
Share of Tertiary Programmes Taught in National Languages (%)	—	—
Share of Tertiary Programmes Taught in English (%)	—	—
Main Global Ranking Used	QS World University Rankings 2027. [QS]	QS World University Rankings 2027. [QS]
Universities in Top 100 (Selected Ranking)	0 (QS World University Rankings 2027). [QS]	4 in QS 2027: Seoul National University (#38), Yonsei University (#42), Korea University (#=52) and KAIST (#65). [QS]
Universities in Top 500 (Selected Ranking)	1 — University of Tartu, #=367 (QS 2027). [QS]	17 South Korean universities are ranked within the top 500 in QS 2027. [QS]
Universities in Top 1000 (Selected Ranking)	3 — University of Tartu (#=367), Tallinn University of Technology (#=600) and Tallinn University (#901–950) in QS 2027. [QS]	31 South Korean universities are ranked within the top 1000 in QS 2027. [QS]
National Accreditation / QA Agency (Higher Education)	Estonian Quality Agency for Education (HAKA), an independent unit within the Education and Youth Board responsible for quality assessment in higher education and other education sectors. [HAKA]	Korean University Accreditation Institute (KUAI), affiliated with the Korean Council for University Education, is the recognized institutional accreditor for four-year universities. [KCUE]
International Students (Total)	3,879 degree students from abroad in the 2025/26 academic year. [Statistics Estonia]	307,464 foreign students in higher education (2026), including 223,191 degree students and 84,273 non-degree students. [KEDI]
International Students Share of Total Tertiary Enrollment (%)	8.2% in the 2025/26 academic year. [Estonian Ministry]	10.0% in 2026 (307,464 foreign students among 3,072,261 higher-education students). [KEDI]

Education Costs (Indicative)

Estonia and South Korea education system comparison: Education Costs (Indicative)
Category	Estonia	South Korea
Public University Tuition Fees – Domestic / Regional (Annual, Local Currency)	$0 for eligible full-time Estonian-language study; fees may apply when tuition-free conditions are not met. [Estonian Ministry]	Approximately $3,180 average annual undergraduate tuition at national/public universities, based on the official national/public average of KRW 4,265,841.8. [Study in Korea]
Public University Tuition Fees – International / Non-EU (Annual, Local Currency)	—	—
Typical Tuition Fees for English-Taught Programmes (Annual, Local Currency)	—	—
Language School Costs (Monthly, Local Currency)	—	—

Major Education Updates & Policy Changes

Estonia and South Korea education system comparison: Major Education Updates & Policy Changes
Category	Estonia	South Korea
2000–2010: Key Updates & Reforms	A new national curriculum for basic and upper-secondary schools entered into force in 2002. [Riigi Teataja] The government approved creation of the Estonian Education Information System (EHIS) in 2004, bringing education registers and reporting into a shared national information system. [Estonian Ministry] Estonia entered PISA for the first time in 2006 and has participated in each subsequent main cycle through 2025. [Estonian Ministry]	Universal compulsory middle-school education: Compulsory middle-school education, introduced regionally from 1985, was extended to all three middle-school grades nationwide in 2004. [Korea MOE] National Education Information System: NEIS became a nationwide digital system linking education administration across schools, education offices and the Ministry during the 2000s. [Korea MOE] Second-stage BK21: The second phase of Brain Korea 21 began in 2006, funding graduate education and university research teams through 2012. [Korea MOE]
2010–2020: Key Updates & Reforms	The Basic Schools and Upper Secondary Schools Act entered into force on 1 September 2010 and established the modern statutory basis for general education organisation. [Riigi Teataja] National curricula for basic and upper-secondary education were renewed during the early 2010s, with schools required to align their curricula with the revised national requirements. [Estonian Ministry] The 2013 higher education reform expanded tuition-free study, while a needs-based student support system was introduced from the 2013/14 academic year. [Estonian Ministry]	Nuri Curriculum: A national common early-childhood curriculum for ages 3–5 was implemented in 2013. [Korea MOE] Free Semester: After pilot implementation beginning in 2013, the test-free Free Semester programme was extended to all middle schools in 2016. [OECD] Software education: Compulsory software education began in first-year middle schools in 2018 and was extended to elementary schools from 2019 under the 2015 revised curriculum. [Korea MOE]
2020–2024: Key Updates & Reforms	The Education Strategy 2021–2035 became the national long-term education strategy covering all levels and forms of learning. [Estonian Ministry] In December 2022, legislative amendments were adopted for the transition to Estonian-language education; implementation began in kindergartens and grades 1 and 4 in 2024. [Estonian Ministry] In December 2024, Parliament approved changes extending the learning obligation to age 18, with implementation scheduled from the 2025/26 academic year. [Estonian Ministry]	Free high-school education: The nationwide rollout reached all high-school grades in 2021. [Korea MOE] 2022 Revised National Curriculum: The revised curriculum was finalized in 2022 and began phased implementation with elementary grades 1–2 in 2024, followed by additional grades from 2025. [Korea MOE] Neulbom School: The after-school education and care programme expanded to all elementary schools nationwide in the second semester of 2024. [Korea MOE]
2025–2026: Key Updates & Reforms	The extended learning obligation to age 18 took effect from the 2025/26 academic year for the applicable cohorts, requiring continued general or vocational study after basic school unless secondary or vocational education is completed earlier. [Estonian Ministry] The transition to Estonian-language basic education continued by cohort; in 2026, the phased transition covers grades 1–6. [Estonian Ministry] A new teacher career model began in March 2026, introducing career stages linked to teachers’ professional competencies and occupational standards. [Estonian Ministry]	High School Credit System: The system was fully introduced for new high-school students in 2025. From the 2026 school year, credit-completion rules were adjusted so elective subjects use the attendance requirement without the previous minimum achievement threshold. [Korea MOE] AI education materials: The Ministry's 2026 plan expanded support for AI-based educational materials and AI-focused schools while allowing schools to select teaching materials according to their needs. [Korea MOE] University AI curricula: In 2026, the Ministry selected 20 universities for a new programme supporting general AI curricula for students across academic fields. [Korea MOE]

General Overview (Narrative)

Estonia and South Korea education system comparison: General Overview (Narrative)
Category	Estonia	South Korea
Overview	Estonia operates a public-led education system in which national authorities set standards while municipalities manage much of local school provision. Children normally begin basic school at age 7. Basic education lasts nine years, followed by general upper-secondary or vocational pathways, and the learning obligation now continues to age 18 unless secondary or vocational education is completed earlier. Preschool participation is high among children aged three to five. The statutory school year begins on 1 September, with general education providing at least 175 study days. Estonia is also moving basic education toward Estonian as the common language of instruction, with the transition being introduced grade by grade. In PISA 2025, Estonia scored 508 in mathematics, 499 in reading and 527 in science, making science its highest-scoring core domain. Higher education was provided by 18 institutions in 2025, including universities and professional higher education institutions. Foreign degree students numbered 3,879 in 2025/26, representing 8.2% of the student body. Current school changes include the extended learning obligation, the continuing language transition and the teacher career model introduced in 2026.	South Korea uses a 6-3-3-4 education structure with national policy led by the Ministry of Education and local administration carried out through 17 Metropolitan and Provincial Offices of Education and their local offices. Elementary and middle school provide nine years of compulsory education, while free high-school education has applied nationwide across all grades since 2021. The school year begins in March, and elementary, middle and high schools normally provide at least 190 instructional days. Korean is the main language of instruction. The system includes general and vocational high-school pathways, with vocational programmes accounting for 14.9% of upper-secondary enrollment in 2023. In PISA 2025, Korea scored 522 in mathematics, 501 in reading and 526 in science, with science recording the highest of the three scores. Higher education included 416 institutions in 2026, while the number of foreign students reached 307,464. Current school changes include the High School Credit System, the five-grade high-school internal ranking system for cohorts entering from 2025 and revised credit-completion rules from 2026. The Ministry is also expanding AI-related teaching support in schools and funding general AI curricula at selected universities.