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

ISSN 0027-8424 eISSN 1091-6490 National Academy of Sciences US

Q1 Quartile Hybrid Top Tier

About Proceedings of the National Academy of Sciences
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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
Citation Rate vs Field Avg
-79%
Field avg: 31.94
APC vs Field Avg
-54%
Field avg: $7680

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).

Research Areas
Links
Frequently Asked Questions about Proceedings of the National Academy …

Proceedings of the National Academy of Sciences does not hold a Clarivate (JCR) Impact Factor on JournalsHub. Its 2-year citation rate, computed from OpenAlex open citation data, is 6.784 — an open proxy for citation impact, not the licensed JCR Impact Factor.

No, Proceedings of the National Academy of Sciences is not an open access journal.

The Article Processing Charge (APC) for Proceedings of the National Academy of Sciences is $3500 USD.

Proceedings of the National Academy of Sciences is published by National Academy of Sciences.

Proceedings of the National Academy of Sciences is not currently listed in the major indexes we track (Scopus, DOAJ, Web of Science). This is not evidence of predatory practice — many legitimate new or regional journals are not yet indexed — but you should verify its peer-review process, editorial board, and indexing directly with the publisher before submitting.

The ISSN of Proceedings of the National Academy of Sciences is 0027-8424. Its electronic ISSN (eISSN) is 1091-6490.

Proceedings of the National Academy of Sciences sits in the Q1 quartile based on its latest impact factor of 6.78, ranked across all journals in our database.
Live Indexing Status
Updated July 2026

Track real-time indexing metrics to ensure this journal meets your academic requirements.

OpenAlex
Unverified
DOAJ
Non-OA
Predatory Check
Clean
Citation Rate
6.784
2-Year Citation Rate (OpenAlex) · 2025
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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