Top research institutions in Bulgaria
Bulgarian Academy of Sciences ranks first in Bulgaria on research quality in 2022–2025 (#1,986 worldwide), followed by Medical University of Sofia and Sofia University "St. Kliment Ohridski".
Ranked by research quality, 2022–2025
| # | Institution | World rank | Top-10% rate | Works | All time |
|---|---|---|---|---|---|
| 1 | Bulgarian Academy of SciencesGovernment institution · Sofia | #1,986 | 10.2% | 3,346 | #1 |
| 2 | Medical University of SofiaUniversity · Sofia | #2,349 | 9.5% | 1,614 | #5 |
| 3 | Sofia University "St. Kliment Ohridski"University · Sofia | #2,714 | 10.6% | 2,343 | #2 |
| 4 | Medical University PlovdivUniversity · Plovdiv | #3,904 | 13.1% | 1,202 | #11 |
| 5 | Medical University of VarnaUniversity · Varna | #5,082 | 4.9% | 1,546 | #12 |
| 6 | Technical University of SofiaUniversity · Sofia | #6,020 | 4.6% | 2,858 | #14 |
| 7 | Trakia UniversityUniversity · Stara Zagora | #6,721 | 6.0% | 1,134 | #21 |
| 8 | Plovdiv UniversityUniversity · Plovdiv | #6,776 | 12.6% | 723 | #15 |
| 9 | College of TourismUniversity · Blagoevgrad | #6,949 | 14.7% | 779 | #26 |
| 10 | Institute of Mathematics and InformaticsResearch facility · Sofia | #8,327 | 10.6% | 472 | #18 |
| 11 | Angel Kanchev University of RuseUniversity · Rousse | #8,746 | 8.1% | 1,112 | #28 |
| 12 | University of Chemical Technology and MetallurgyUniversity · Sofia | #8,826 | 5.3% | 398 | #10 |
| 13 | Institute of PolymersResearch facility · Sofia | #9,219 | 11.7% | 176 | #9 |
| 14 | Institute of NeurobiologyResearch facility · Sofia | #9,346 | 15.8% | 163 | #4 |
| 15 | University of Food TechnologiesUniversity · Plovdiv | #9,827 | 8.4% | 468 | #37 |
| 16 | Institute of General and Inorganic ChemistryResearch facility · Sofia | #10,020 | 4.2% | 256 | #6 |
| 17 | Institute of MechanicsResearch facility · Sofia | #10,206 | 12.6% | 168 | #30 |
| 18 | New Bulgarian UniversityUniversity · Sofia | #10,406 | 8.3% | 500 | #52 |
| 19 | St. Cyril and St. Methodius University of Veliko TarnovoUniversity · Veliko Tarnovo | #11,168 | 10.5% | 344 | #34 |
| 20 | Institute of Organic Chemistry with Centre of PhytochemistryResearch facility · Plovdiv | #11,417 | 16.4% | 146 | #23 |
| 21 | Institute of Molecular Biology and BiotechnologyResearch facility · Plovdiv | #11,640 | 16.0% | 79 | #22 |
| 22 | University of Architecture, Civil Engineering and GeodesyUniversity · Sofia | #11,852 | 6.5% | 595 | #35 |
| 23 | Technical University of GabrovoUniversity · Gabrovo | #12,038 | 4.8% | 339 | #33 |
| 24 | Center of Plant Systems Biology and BiotechnologyResearch facility · Plovdiv | #12,708 | 42.2% | 64 | #51 |
| 25 | Institute of ElectronicsNonprofit · Sofia | #12,847 | 4.3% | 396 | #19 |
| 26 | Institute of Biophysics and Biomedical EngineeringResearch facility · Sofia | #12,938 | 15.5% | 148 | #36 |
| 27 | Economic Research InstituteNonprofit · Sofia | #13,219 | 4.1% | 762 | #60 |
| 28 | Institute for Nuclear Research and Nuclear EnergyResearch facility · Sofia | #13,283 | 14.2% | 100 | #7 |
| 29 | Georgi Nadjakov Institute of Solid State PhysicsResearch facility · Sofia | #13,426 | 4.6% | 136 | #8 |
| 30 | Medical University PlevenUniversity · Pleven | #13,511 | 3.9% | 495 | #42 |
| 31 | South-West University "Neofit Rilski"University · Blagoevgrad | #13,604 | 9.4% | 486 | #40 |
| 32 | Institute of Chemical EngineeringResearch facility · Sofia | #13,774 | 13.5% | 112 | #3 |
| 33 | Institute of BiophysicsResearch facility · Sofia | #14,191 | 16.0% | 84 | #16 |
| 34 | Institute of Information and Communication TechnologiesResearch facility · Sofia | #14,559 | 9.5% | 430 | #41 |
| 35 | National Heart HospitalHospital / health system · Sofia | #14,867 | 6.5% | 101 | #13 |
| 36 | Nikola Vaptsarov Naval AcademyUniversity · Varna | #14,929 | 4.8% | 240 | #82 |
| 37 | University of ForestryUniversity · Sofia | #15,415 | 6.6% | 315 | #47 |
| 38 | University of National and World EconomyUniversity · Sofia | #16,333 | 11.6% | 609 | #68 |
| 39 | Technical University of VarnaUniversity · Varna | #16,669 | 4.1% | 650 | #31 |
| 40 | Stephan Angeloff Institute of MicrobiologyResearch facility · Sofia | #16,819 | 16.7% | 100 | #69 |
| 41 | Prof. Assen Zlatarov UniversityUniversity · Burgas | #17,008 | 7.4% | 328 | #39 |
| 42 | University of Library Studies and Information TechnologiesUniversity · Sofia | #17,088 | 12.8% | 223 | #38 |
| 43 | National Center of Infectious and Parasitic DiseasesUniversity · Sofia | #17,253 | 6.1% | 152 | #54 |
| 44 | Burgas Free UniversityUniversity · Burgas | #17,314 | 11.7% | 117 | #67 |
| 45 | Institute of Physical ChemistryResearch facility · Sofia | #17,398 | 5.1% | 76 | #17 |
| 46 | D. A. Tsenov Academy of EconomicsUniversity · Sistov | #17,789 | 17.7% | 219 | #97 |
| 47 | Agricultural University PlovdivUniversity · Plovdiv | #17,841 | 9.1% | 285 | #63 |
| 48 | American University in BulgariaUniversity · Blagoevgrad | #17,957 | 18.8% | 88 | #56 |
| 49 | Employment AgencyGovernment institution · Sofia | #18,378 | 11.8% | 217 | #24 |
| 50 | Agricultural AcademyGovernment institution · Sofia | #18,779 | 5.3% | 455 | #81 |
| 51 | Center for the Study of DemocracyNonprofit · Sofia | #18,837 | 17.7% | 154 | #49 |
| 52 | Institute for LiteratureResearch facility · Sofia | #19,105 | 9.4% | 252 | #46 |
| 53 | Forest Research InstituteResearch facility · Sofia | #19,466 | 17.8% | 76 | #59 |
| 54 | National Museum of Natural HistoryArchive · Sofia | #19,628 | 11.3% | 117 | #75 |
| 55 | Vasil Levski National Military UniversityUniversity · Veliko Tarnovo | #19,639 | 4.3% | 238 | #45 |
| 56 | Alexandrovska HospitalHospital / health system · Sofia | #19,833 | 6.8% | 149 | #74 |
| 57 | University Hospital St. MarinaHospital / health system · Varna | #20,355 | 3.9% | 248 | #86 |
| 58 | Military Medical AcademyHospital / health system · Sofia | #20,916 | 3.9% | 165 | #50 |
| 59 | University of Economics VarnaUniversity · Varna | #21,116 | 11.2% | 329 | #88 |
| 60 | Institute of Biodiversity and Ecosystem ResearchResearch facility · Sofia | #21,569 | 7.9% | 227 | #77 |
| 61 | University of Mining and Geology "Saint Ivan Rilski"University · Sofia | #21,576 | 4.9% | 174 | #61 |
| 62 | Institute of OceanologyResearch facility · Varna | #21,734 | 10.1% | 68 | #57 |
| 63 | Varna University of ManagementUniversity · Dobrich | #21,828 | 29.1% | 64 | #65 |
| 64 | Space Research and Technology InstituteResearch facility · Sofia | #21,834 | 4.9% | 160 | #79 |
| 65 | Institute of Information TechnologiesResearch facility · Sofia | #22,014 | 5.6% | 253 | #55 |
| 66 | National Institute of Emergency Medicine "Pirogov"Hospital / health system · Sofia | #22,124 | 8.1% | 143 | #92 |
| 67 | National Institute of Geophysics, Geodesy and GeographyResearch facility · Sofia | #22,166 | 8.7% | 110 | #80 |
| 68 | Institute of Plant Physiology and GeneticsResearch facility · Sofia | #22,623 | 19.3% | 81 | #62 |
| 69 | Institute of Agricultural EconomicsResearch facility · Sofia | #22,707 | 9.8% | 128 | #89 |
| 70 | University Hospital St. Ivan RilskiHospital / health system · Sofia | #22,805 | 4.3% | 177 | #71 |
| 71 | National Institute of Meteorology and HydrologyResearch facility · Sofia | #22,930 | 3.3% | 77 | #44 |
| 72 | Queen Giovanna HospitalHospital / health system · Sofia | #22,989 | 4.2% | 114 | #87 |
| 73 | Shumen UniversityUniversity · Shumen | #22,994 | 3.7% | 412 | #43 |
| 74 | Tokuda HospitalHospital / health system · Sofia | #23,250 | 4.0% | 111 | #84 |
| 75 | Acibadem City ClinicHospital / health system · Sofia | #23,267 | 4.2% | 106 | #93 |
| 76 | Institute of Metal Science, Equipment and TechnologiesResearch facility · Sofia | #23,860 | 3.1% | 74 | #48 |
| 77 | University Hospital Dr. Georgi StranskiHospital / health system · Pleven | #24,692 | 4.1% | 91 | #104 |
| 78 | AgrobioinstituteResearch facility · Sofia | #24,810 | 8.1% | 111 | #64 |
| 79 | G. S. Rakovski National Defence CollegeUniversity · Sofia | #25,171 | 7.2% | 87 | #95 |
| 80 | Ministry of InteriorGovernment institution · Sofia | #25,471 | 4.6% | 109 | #102 |
| 81 | Risk Engineering (Bulgaria)Company · Sofia | #25,661 | 6.9% | 103 | #58 |
| 82 | Bulgarian National BankInstitution · Sofia | #26,048 | 6.2% | 109 | #105 |
| 83 | National Academy of ArtsUniversity · Sofia | #26,254 | 13.1% | 67 | #90 |
| 84 | University of Agribusiness and Rural DevelopmentUniversity · Plovdiv | #26,266 | 11.0% | 77 | #103 |
| 85 | Varna Free UniversityUniversity · Varna | #26,340 | 6.3% | 125 | #99 |
| 86 | University of Telecommunications and PostUniversity · Sofia | #26,450 | 5.6% | 115 | #91 |
| 87 | Institute of Ethnology and Folklore Studies with Ethnographic MuseumResearch facility · Sofia | #26,564 | 5.3% | 69 | #115 |
| 88 | National Sports Academy Vassil LevskiUniversity · Sofia | #26,791 | 1.4% | 303 | #114 |
| 89 | Human Resource Development CenterInstitution · Sofia | #27,034 | 8.9% | 67 | #96 |
| 90 | Todor Kableshkov University of TransportUniversity · Sofia | #27,139 | 2.4% | 97 | #107 |
| 91 | Institute of Soil Science “Nikola Poushkarov”Research facility · Sofia | #27,667 | 2.9% | 72 | #110 |
| 92 | Institute for Bulgarian LanguageUniversity · Sofia | #27,902 | 2.6% | 87 | #121 |
Institutions above the volume floor, ranked within Bulgaria 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 Bulgaria
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%.
above the meannear itbelow it
One dot per institution in the table above.