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IEEE Transactions on Information Theory is Scopus-indexed (Q1, CiteScore 5.5), WoS SCIE. It is covered by India's One Nation One Subscription scheme for reading access. Published by Institute of Electrical and Electronics Engineers Inc..
Checked against the index lists dated .
ISSN 0018-9448Verify ISSN ↗1557-9654Verify ISSN ↗
Publisher: Institute of Electrical and Electronics Engineers Inc.
Cost to publish: About US$2,645 to publish open access (publisher list price, via OpenAlex) — subscription publishing may be free
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Library and Information Sciences | 54 / 296 | 81st | Q1 |
| Information Systems | 167 / 519 | 67th | Q2 |
| Computer Science Applications | 339 / 1022 | 66th | Q2 |
Not listed in: DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 1963–present, best quartile Q1, CiteScore 5.5.
IEEE Transactions on Information Theory is Q1 in Library and Information Sciences (rank 54 of 296), Q2 in Information Systems (rank 167 of 519) and Q2 in Computer Science Applications (rank 339 of 1022), by CiteScore 2025.
IEEE Transactions on Information Theory is indexed in the Science Citation Index Expanded, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 5.5, which places it in quartile Q1 at the 81st percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 1.323, quartile Q1, with an H-index of 310.
The publisher lists an article processing charge of about US$2,645 for open access (source: OpenAlex). Many journals also publish by the subscription route at no cost to the author, so confirm on the journal's own website.
IEEE Transactions on Information Theory is published by Institute of Electrical and Electronics Engineers Inc. Its print ISSN is 0018-9448 and its online ISSN is 1557-9654.
Yes. It is part of the One Nation One Subscription (ONOS) national subscription, so readers at participating Indian institutions get its full text. ONOS does not cover its article processing charge.
Yes — indexed in the Science Citation Index Expanded.
No — it is not registered as an open-access journal in DOAJ or Scopus.
IEEE Transactions on Information Theory has an h-index of 446 and a 2-year mean of 2.29 citations per paper (OpenAlex). Its Scopus CiteScore is 5.5, quartile Q1. On 2-year citations it ranks #75 of 279 Scopus journals in Library and Information Sciences.
IEEE Transactions on Information Theory published 575 papers in 2025; its busiest recent year was 2017 with 753. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 100 research articles (2026), authors are most often from China (32.8%), United States (24.2%) and France (6.7%).
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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