Pushshift Reddit — 2012-09
A Reddit (Pushshift archive, 2012-09) dataset of 19,423,345 comments and 9,540,163 reply edges, collected by Jason Baumgartner via Pushshift.io Reddit API archive. Each record contains comment tree graph (nodes=comments, edges=reply relationships), 19,818 subreddits, node attributes: author, subreddit, score. Monthly slice of the Pushshift Reddit corpus for 2012-09 — comment tree graph showing reply structure, full comment text, and per-comment engagement metrics across 19,818 subreddits.. Suitable for Reddit comment tree analysis, reply network structure, community detection, sentiment analysis, engagement research, longitudinal Reddit growth studies.
Cite this dataset at
pushshift-reddit-2012-09.echo.directory
Analytics
The full graph has 19,423,345 nodes; this view shows the 1,000-node sample the pipeline drew for display. Node size is centrality, colour is community.
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Show all 59 topics
Topic 12
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Sampled: text metrics from 50K of 18.7M records; topic model from 20K. Degree assortativity: exact — Pearson correlation of total degree over every edge (DuckDB) Bridge bottleneck count: exact — biconnected components of the undirected graph (NetworKit) Connected components: exact — weakly connected components (NetworKit) Density: exact Reciprocity rate: exact (DuckDB) Top 10 centrality hubs: exact — full degree count (DuckDB)
Record
- Catalog key
pushshift-reddit-2012-09- Authors
- Baumgartner, Jason; Zannettou, Savvas; Keegan, Brian; Squire, Megan; Blackburn, Jeremy
- Year
- 2020
- Source paper
- The Pushshift Reddit Dataset
- DOI / arXiv
- 10.1609/icwsm.v14i1.7347
- License
- Unknown
- Records
- 19,423,345
- Nodes
- 19,423,345
- Edges
- 9,540,163
- Nodes are
- user
- Edges are
- reply
- Attributes
- nodes have no attributes; edges have no attributes
- Text corpus
- comment text
- Languages
- en
- Collected
- 2012-09 (2010s)
- Tasks
- From the graph: link prediction, community detection
- Region
- Global (inferred: the platform is used worldwide)
Provenance
- Originally published at
- https://files.pushshift.io/reddit/comments/ unverified
- Hosted copy
- Mirrored on echo.directory on 2026-10-02, 2.0 GB across 1 files. Checksums in MANIFEST.json.
How to cite
BibTeX
@misc{echo2026,
title = {ECHO: Exploratory Compendium of Humanity Online},
author = {Switzer, Braden and Zafarani, Reza},
year = {2026},
url = {https://echo.directory},
note = {Syracuse University}
}
@misc{baumgartner2020pushshift,
title = {The Pushshift Reddit Dataset},
author = {Baumgartner, Jason and Zannettou, Savvas and Keegan, Brian and Squire, Megan and Blackburn, Jeremy},
year = {2020},
eprint = {2001.08435},
archiveprefix = {arXiv}
} APA
Switzer, B., & Zafarani, R. (2026). ECHO: Exploratory Compendium of Humanity Online [Data repository]. Syracuse University. https://echo.directory
Baumgartner, J., Zannettou, S., Keegan, B., Squire, M., & Blackburn, J. (2020). Pushshift Reddit — 2012-09 [Data set]. https://doi.org/10.1609/icwsm.v14i1.7347
MLA
Switzer, Braden, and Reza Zafarani. ECHO: Exploratory Compendium of Humanity Online. Syracuse University, 2026, echo.directory.
Baumgartner, Jason, et al. Pushshift Reddit — 2012-09. 2020, doi.org/10.1609/icwsm.v14i1.7347.