Indexing Freshness Alert
Our 2026 tracker has detected a significant fluctuation in this journal's impact metrics over the last 24 months. While still verified, researchers are advised to cross-reference with our Live Indexing Hub for the most recent status updates before submission.
Proceedings of the National Academy of Sciences Journal Citation Rate 2026
0027-8424
eISSN 1091-6490
National Academy of Sciences
US
Q1 Quartile Hybrid Top Tier
About Proceedings of the National Academy of Sciences
Proceedings of the National Academy of Sciences (PNAS) is a peer-reviewed academic journal covering Life Sciences and Physical Sciences, published by National Academy of Sciences in US and in circulation since 1914, catalogued under ISSN 0027-8424 (e-ISSN 1091-6490). As of 2026, it has a 2025 2-Year Citation Rate (OpenAlex) of 6.78 (Q1 quartile) — the average number of citations its recent articles received over a two-year window, computed from OpenAlex open citation data, not the Clarivate (JCR) Impact Factor. It operates a hybrid open-access model (APC ~$3500 USD).
Proceedings of the National Academy of Sciences Citation Rate 2026 — In Context
Proceedings of the National Academy of Sciences has a 2025 2-Year Citation Rate (OpenAlex) of 6.78, placing it in the Q1 quartile within the Life Sciences research area. This is the average number of citations the journal's recent articles received over a two-year window, computed from OpenAlex open citation data — not the Clarivate (JCR) Journal Impact Factor.
Proceedings of the National Academy of Sciences operates a hybrid open-access model — authors may pay an APC of approximately $3500 USD to make individual articles open access, while the rest remain subscription-only.
Researchers looking to publish in Proceedings of the National Academy of Sciences should review the journal's submission tips and verify the latest indexing status against Scopus, DOAJ, and Web of Science using our indexing tracker. To compare Proceedings of the National Academy of Sciences against similar journals in the field, use our journal comparison tool.
Submission Tips for Proceedings of the National Academy …
- Budget $3500 for the Article Processing Charge. Check if your institution or funder covers OA fees.
- This journal covers Life Sciences, Physical Sciences. Ensure your manuscript aligns with these scope areas to avoid desk rejection.
How Proceedings of the … Compares
Compared against 8 journals in the same research areas.
| ISSN (Print) | 0027-8424 |
|---|---|
| ISSN (Online) | 1091-6490 |
| Publisher | National Academy of Sciences |
| Country | United States |
| Established | 1914 |
| APC / Cost | $3500 USD |
In-depth profile & metrics
Proceedings of the National Academy of Sciences is published by National Academy of Sciences, based in United States and in publication since 1914. It runs on a subscription or hybrid model with an article-processing charge of USD 3500.
In our subject taxonomy, Proceedings of the National Academy of Sciences is classified under Life Sciences and Physical Sciences.
Its citation rate has fallen over the last 6 years, from 9.400 (2019) to 6.784 (2025).
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Frequently Asked Questions about Proceedings of the National Academy …
Live Indexing Status
Updated July 2026Track real-time indexing metrics to ensure this journal meets your academic requirements.
Citation Rate
Historical Trend
The impact factor has declined by 28% over the last 6 years (from 9.400 to 6.784). Researchers should monitor ongoing metrics before submission.
Citation Rate by Year
| Year | Value | Source |
|---|---|---|
| 2025 | 6.784 | 2-Year Mean Citedness (OpenAlex) |
| 2024 | 11.100 | 2-Year Mean Citedness (OpenAlex) |
| 2023 | 54.055 | 2-Year Mean Citedness (OpenAlex) |
| 2022 | 12.800 | 2-Year Mean Citedness (OpenAlex) |
| 2021 | 11.200 | 2-Year Mean Citedness (OpenAlex) |
Metrics are sourced from OpenAlex, DOAJ and Scopus and reflect the latest data we hold. The headline figure is a 2-year citation rate (OpenAlex), not a Clarivate Impact Factor. Always verify against the journal's official site before relying on it. See our Methodology or report a correction.
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Metadata
Last updated: Jul 12, 2026
Updated by: system
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