Last Updated on June 19, 2026 by Admin
The wait is finally over for the global academic community. On June 17, 2026, Clarivate officially released the Journal Citation Reports (JCR) 2026 edition, bringing with it the highly anticipated JCR Impact Factor 2025 data.
For more than 50 years, the JCR has served as the world’s most authoritative, publisher-neutral framework for evaluating scholarly journals. It is used globally by researchers, university librarians, grant committees, and publishers to assess journal quality, select publication targets, and benchmark citation performance. This latest release carries forward a multi-year commitment to consistency, transparency, and the responsible application of journal-level metrics.
Here is your complete guide to the JCR Impact Factor 2025, including the top performers, key statistics, new integrity features, and a clear breakdown of what the terminology actually means.
JCR Impact Factor 2025 – Quick Facts at a Glance
| Detail | Information |
|---|---|
| Official Report Name | Journal Citation Reports (JCR) 2026 |
| Impact Factor Data Year | 2025 (citations made during 2025) |
| Global Release Date | June 17, 2026 |
| Published By | Clarivate |
| Total Journals with JIF | 22,643 |
| Subject Categories | 254 |
Top Journal Performance in 2025
When it comes to the highest Impact Factor, the top spot remains unchanged. CA – A Cancer Journal for Clinicians continues to dominate globally, maintaining its position with an outstanding Impact Factor of 685.2.
This consistent performance underscores the journal’s unparalleled influence in the medical and oncology fields. While absolute numbers are impressive, it is always crucial to remember that Impact Factors should be interpreted within their specific subject categories.
Key Highlights from the 2025 Data
The JCR 2026 release provides a wealth of data reflecting the evolving scholarly publishing landscape. Here are the most significant takeaways:
1. Global Expansion and First-Time Recipients
The 2026 edition is a landmark year for new entrants. 521 journals from 47 countries and regions received their first Journal Impact Factor (JIF). Notably, a significant 58% of these new journals originate from outside the United States and Western Europe, signaling a genuine, broad-based expansion in global research output and quality.
2. Growth of Open Access
The shift toward Open Access (OA) continues at a steady pace. The number of Gold OA journals has increased by 6%, rising from 6,320 to 6,703 in this year’s data.
- The growth is geographically diverse, with Mainland China showing a remarkable 23% increase in the number of Gold OA journals.
- Top subject categories for Gold OA journals include Education & Educational Research; Public, Environmental & Occupational Health; and Medicine, General & Internal.
3. Author Affiliation Trends
Analyzing the geographical distribution of authors, Mainland China and the United States remain the most represented, accounting for a combined 48% of author affiliations.
- The countries with the largest increases in representation from 2023 to 2025 are Mainland China (23%) and India (12%).
- Importantly, affiliations from the Global South show robust growth, increasing 6% from 2024 and 10% from 2023.
Integrity and Transparency Enhancements
Clarivate has introduced and continued several critical updates to strengthen research integrity and improve transparency.
1. Exclusion of Retracted Articles
Following a policy introduced in the previous cycle, Clarivate continues to exclude citations to and from retracted articles from the JIF numerator. This safeguard is crucial for maintaining the trustworthiness and integrity of the metrics, ensuring that the Influence of a journal is not artificially inflated by problematic or retracted content.
2. New “Forthcoming” Designation for Increased Transparency
In previous years, journals with missing denominator content in Web of Science (which prevents accurate metric calculation) were often hidden or listed separately in help files. This year, Clarivate introduces a targeted enhancement: these journals are now visible directly within JCR and clearly labelled with a “Forthcoming” designation.
- When a user selects one of these titles, they are linked to the most recent available metrics from the previous year. This update provides greater context at the point of discovery, helping users make more informed evaluations.
Decoding the Terminology: JCR 2026 vs. Impact Factor 2025 vs. JIF 2025
One of the most common points of confusion, especially for early-career researchers, is the naming convention.
Here is a simple breakdown to clarify once and for all:
| Term | What It Actually Means |
|---|---|
| JCR 2026 | The full annual Clarivate publication released on June 17, 2026. |
| Impact Factor 2025 | The JIF score calculated using citation data from the calendar year 2025. |
| JIF 2025 | Shorthand for the Impact Factor based on 2025 citations. |
| JCR Impact Factor 2025 | The most searched term; it refers to the JIF figures found within the JCR 2026 report. |
In short: All four terms refer to the same data set released in June 2026. The data counts citations made in 2025 to articles published in 2023 and 2024.
Enabling Responsible Use of Journal Metrics
As the use of research metrics evolves, Clarivate continues to emphasize a foundational principle: journal-level indicators are designed to support journal evaluation, not to assess the performance of individual papers or researchers.
The JCR includes multiple indicators alongside the JIF, such as the Immediacy Index, Cited Half-life, and the Journal Citation Indicator (JCI)—a normalized metric designed to support balanced comparisons across disciplines. Multidimensional profiles are provided to bring together a range of indicators and descriptive data, ensuring that publishers, librarians, and researchers can interpret metrics in context rather than as standalone signals.
Top 50 Highest Impact Factor Journals – 2025
| Journal Name | IF 2025 | Quartile |
| CA-A CANCER JOURNAL FOR CLINICIANS | 685.2 | Q1 |
| NATURE REVIEWS MOLECULAR CELL BIOLOGY | 118.0 | Q1 |
| LANCET | 109.0 | Q1 |
| NATURE REVIEWS MICROBIOLOGY | 104.6 | Q1 |
| MMWR Surveillance Summaries | 96.9 | Q1 |
| Nature Reviews Clinical Oncology | 94.6 | Q1 |
| NATURE REVIEWS DRUG DISCOVERY | 91.2 | Q1 |
| NEW ENGLAND JOURNAL OF MEDICINE | 84.5 | Q1 |
| Nature Reviews Materials | 83.3 | Q1 |
| Signal Transduction and Targeted Therapy | 81.2 | Q1 |
| ANNALS OF ONCOLOGY | 80.4 | Q1 |
| Nature Reviews Disease Primers | 79.8 | Q1 |
| World Psychiatry | 79.5 | Q1 |
| Nature Reviews Earth & Environment | 74.1 | Q1 |
| Nature Energy | 70.1 | Q1 |
| JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION | 65.4 | Q1 |
| Living Reviews in Relativity | 64.6 | Q1 |
| CHEMICAL REVIEWS | 64.2 | Q1 |
| NATURE REVIEWS CANCER | 60.7 | Q1 |
| Nature Reviews Gastroenterology & Hepatology | 57.5 | Q1 |
| NATURE | 56.1 | Q1 |
| CANCER CELL | 56.1 | Q1 |
| Annual Review of Organizational Psychology and Organizational Behavior | 55.9 | Q1 |
| BMJ-British Medical Journal | 55.1 | Q1 |
| LANCET NEUROLOGY | 54.6 | Q1 |
| Nature Reviews Methods Primers | 54.2 | Q1 |
| eScience | 52.9 | Q1 |
| NATURE MEDICINE | 52.5 | Q1 |
| NATURE REVIEWS GENETICS | 51.4 | Q1 |
| MMWR Recommendations and Reports | 51.3 | Q1 |
| Electrochemical Energy Reviews | 50.7 | Q1 |
| IEEE Communications Surveys and Tutorials | 50.6 | Q1 |
| Nature Reviews Chemistry | 50.3 | Q1 |
| Nature Reviews Cardiology | 50.2 | Q1 |
| REVIEWS OF MODERN PHYSICS | 48.9 | Q1 |
| Nature Catalysis | 48.3 | Q1 |
| CHEMICAL SOCIETY REVIEWS | 48.3 | Q1 |
| Journal of Hematology & Oncology | 47.8 | Q1 |
| SCIENCE | 47.3 | Q1 |
| NATURE REVIEWS IMMUNOLOGY | 47.1 | Q1 |
| Nature Reviews Nephrology | 46.7 | Q1 |
| Nature Reviews Physics | 46.6 | Q1 |
| EUROPEAN HEART JOURNAL | 45.3 | Q1 |
| CELL | 45.1 | Q1 |
| JOURNAL OF CLINICAL ONCOLOGY | 44.7 | Q1 |
| NATURE BIOTECHNOLOGY | 44.5 | Q1 |
| iMeta | 44.4 | Q1 |
| PROGRESS IN MATERIALS SCIENCE | 42.9 | Q1 |
Download the Full JCR 2025 Impact Factor List
- ✅ PDF format (all journals & categories)
- ✅ Excel/CSV versions available for research, institutional use
Conclusion
The JCR Impact Factor 2025, published as part of the JCR 2026 report by Clarivate, is the definitive resource for journal evaluation in academic publishing. With broad coverage, the expansion of Open Access, and continued safeguards for research integrity, this edition provides a stable, consistent, and transparent view of the scholarly landscape.
Whether you are a researcher choosing where to submit, an institution managing subscriptions, or a publisher benchmarking your portfolio, the JCR Impact Factor 2025 remains your most trusted, publisher-neutral guide.
Frequently Asked Questions (FAQs)
Q1: When was the JCR Impact Factor 2025 released?
The official release date was June 17, 2026, as announced by Clarivate.
Q2: How many journals are covered in the JCR Impact Factor 2025?
The JCR 2026 edition covers metrics for 22,643 journals across 254 subject categories.
Q3: Which journal has the highest Impact Factor in 2025?
CA – A Cancer Journal for Clinicians holds the top position with an Impact Factor of 685.2.
Q4: What is the difference between JCR 2025 and JCR Impact Factor 2025?
JCR 2025 (released June 2025) contains 2024 citation data. JCR Impact Factor 2025 refers to 2025 citation data, which is published in the JCR 2026 report.
Q5: Are retracted articles included in the JIF 2025 calculation?
No. Clarivate continues its policy of excluding citations to and from retracted articles from the JIF numerator to ensure research integrity.
