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Slovenia

Top research institutions in Slovenia

University of Ljubljana ranks first in Slovenia on research quality in 2022–2025 (#594 worldwide), followed by Jožef Stefan Institute and University of Maribor.

Ranked by research quality, 2022–2025

#InstitutionWorld rankTop-10% rateWorksAll time
1University of LjubljanaUniversity · Ljubljana #594 18.3% 8,529 #1
2Jožef Stefan InstituteResearch facility · Ljubljana #1,487 17.2% 1,656 #2
3University of MariborUniversity · Maribor #1,581 18.9% 3,822 #3
4University of PrimorskaUniversity · Koper #3,214 17.9% 1,174 #6
5National Institute of ChemistryResearch facility · Ljubljana #3,703 15.6% 478 #4
6Ljubljana University Medical CentreHospital / health system · Ljubljana #4,722 14.4% 1,248 #5
7University of Nova GoricaUniversity · Nova Gorica #5,106 14.3% 341 #7
8Institute of Mathematics, Physics, and MechanicsResearch facility · Ljubljana #6,332 13.3% 207 #8
9University Clinical Centre MariborFunder · Maribor #7,321 15.8% 401 #15
10Alma Mater EuropaeaUniversity · Maribor #7,615 17.0% 281 #18
11Jožef Stefan International Postgraduate SchoolUniversity · Ljubljana #8,982 17.0% 342 #11
12Institute of Oncology LjubljanaResearch facility · Ljubljana #9,110 12.2% 233 #10
13Faculty of DesignUniversity · Ljubljana #11,076 10.8% 547 #17
14Advanced Materials and Technologies (Slovenia)Company · Celje #11,430 14.7% 80 #32
15National Institute of BiologyResearch facility · Ljubljana #11,789 20.8% 187 #13
16Institute of Contemporary HistoryArchive · Ljubljana #12,722 10.1% 426 #26
17Geological Survey of SloveniaResearch facility · Ljubljana #13,947 13.4% 94 #23
18National Institute of Public HealthGovernment institution · Ljubljana #14,171 15.5% 211 #29
19Institute of Metals and TechnologyResearch facility · Ljubljana #14,229 12.4% 116 #14
20University Clinic of Pulmonary and Allergic Diseases GolnikHospital / health system · Golnik #14,611 12.2% 82 #21
21Higher Education Centre Novo MestoUniversity · Novo Mesto #15,148 18.3% 130 #44
22Slovenian Forestry InstituteInstitution · Ljubljana #15,199 21.2% 113 #28
23Institute of CriminologyResearch facility · Ljubljana #15,323 16.8% 543 #9
24Slovenian Academy of Sciences and ArtsInstitution · Ljubljana #15,946 21.0% 167 #20
25Karst Research InstituteResearch facility · Postojna #16,119 15.0% 275 #33
26Faculty of MediaUniversity · Ljubljana #16,314 6.5% 647 #16
27Geodetic Institute of SloveniaResearch facility · Ljubljana #16,412 15.4% 129 #19
28XLAB (Slovenia)Company · Ljubljana #16,468 10.0% 174 #22
29College of AccountingUniversity · Ljubljana #17,699 11.3% 420 #27
30Slovenian National Building and Civil Engineering InstituteResearch facility · Ljubljana #18,018 12.9% 158 #25
31Institute for Sustainable DevelopmentNonprofit · Ljubljana #18,040 35.4% 73 #37
32University Psychiatric HospitalHospital / health system · Ljubljana #18,195 12.0% 185 #12
33National Museum of SloveniaArchive · Ljubljana #18,527 11.0% 184 #46
34Agricultural institute of SloveniaResearch facility · Ljubljana #20,842 20.1% 112 #42
35Institute for Economic ResearchResearch facility · Ljubljana #22,007 15.6% 136 #31
36Faculty of Polymer TechnologyUniversity · Slovenj Gradec #22,050 13.2% 62 #66
37Community Health Centre LjubljanaHospital / health system · Ljubljana #22,486 13.8% 74 #49
38Institute for Ethnic StudiesResearch facility · Ljubljana #22,487 10.7% 171 #30
39Zdravstveni dom dr. Adolfa Drolca MariborHospital / health system · Maribor #24,027 4.7% 97 #48
40Intellectual Property InstituteUniversity · Ljubljana #24,760 7.7% 120 #47
41Educational Research InstituteResearch facility · Ljubljana #25,077 20.5% 81 #52
42Higher School of Applied SciencesUniversity · Ljubljana #25,434 9.4% 63 #64
43InnoRenew CoENonprofit · Izola #25,655 17.2% 80 #80
44Omega Consult (Slovenia)Company · Ljubljana #25,790 8.5% 64 #56
45Slovenska Industrija Jekla (Slovenia)Company · Ljubljana #26,163 4.7% 84 #76
46Pomurski muzej Murska SobotaArchive · Murska Sobota #26,336 9.4% 66 #58
47School of Business and Management Novo MestoUniversity · Novo Mesto #26,536 12.2% 99 #70
48European Faculty of LawUniversity · Nova Gorica #26,583 12.9% 102 #35
49PUH Team (Slovenia)Company · Koper #26,942 11.4% 62 #81
50Ekonomski InštitutResearch facility · Ljubljana #27,192 6.6% 132 #69
51Elektro Ljubljana (Slovenia)Company · Ljubljana #27,348 3.3% 77 #61

Institutions above the volume floor, ranked within Slovenia on the quality composite for 2022–2025; research measures only, not teaching. The tick on each rate track is the world’s rate in this record, 16.5% — teal above it, red below; bars are scaled to the largest institution on this page.

Size against quality inside Slovenia

The upper left is the interesting corner: institutions that publish less than the national giants and land more of it in the world top 10%.

0%20%40%mean 13.9314%fractional works (log) →share in the world top 10% →University of Ljubljana: 8,529, 18.3%Jožef Stefan Institute: 1,656, 17.2%University of Maribor: 3,822, 18.9%University of Primorska: 1,174, 17.9%National Institute of Chemistry: 478, 15.6%Ljubljana University Medical Centre: 1,248, 14.4%University of Nova Gorica: 341, 14.3%Institute of Mathematics, Physics, and Mechanics: 207, 13.3%University Clinical Centre Maribor: 401, 15.8%Alma Mater Europaea: 281, 17.0%Jožef Stefan International Postgraduate School: 342, 17.0%Institute of Oncology Ljubljana: 233, 12.2%Faculty of Design: 547, 10.8%Advanced Materials and Technologies (Slovenia): 80, 14.7%National Institute of Biology: 187, 20.8%Institute of Contemporary History: 426, 10.1%Geological Survey of Slovenia: 94, 13.4%National Institute of Public Health: 211, 15.5%Institute of Metals and Technology: 116, 12.4%University Clinic of Pulmonary and Allergic Diseases Golnik: 82, 12.2%Higher Education Centre Novo Mesto: 130, 18.3%Slovenian Forestry Institute: 113, 21.2%Institute of Criminology: 543, 16.8%Slovenian Academy of Sciences and Arts: 167, 21.0%Karst Research Institute: 275, 15.0%Faculty of Media: 647, 6.5%Geodetic Institute of Slovenia: 129, 15.4%XLAB (Slovenia): 174, 10.0%College of Accounting: 420, 11.3%Slovenian National Building and Civil Engineering Institute: 158, 12.9%Institute for Sustainable Development: 73, 35.4%University Psychiatric Hospital: 185, 12.0%National Museum of Slovenia: 184, 11.0%Agricultural institute of Slovenia: 112, 20.1%Institute for Economic Research: 136, 15.6%Faculty of Polymer Technology: 62, 13.2%Community Health Centre Ljubljana: 74, 13.8%Institute for Ethnic Studies: 171, 10.7%Zdravstveni dom dr. Adolfa Drolca Maribor: 97, 4.7%Intellectual Property Institute: 120, 7.7%Educational Research Institute: 81, 20.5%Higher School of Applied Sciences: 63, 9.4%InnoRenew CoE: 80, 17.2%Omega Consult (Slovenia): 64, 8.5%Slovenska Industrija Jekla (Slovenia): 84, 4.7%Pomurski muzej Murska Sobota: 66, 9.4%School of Business and Management Novo Mesto: 99, 12.2%European Faculty of Law: 102, 12.9%PUH Team (Slovenia): 62, 11.4%Ekonomski Inštitut: 132, 6.6%Elektro Ljubljana (Slovenia): 77, 3.3%University of MariborUniversity of Ljublj…University of Primor…Jožef Stefan Institute
above the meannear itbelow it

One dot per institution in the table above.