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Download Polymarket data: CSV and Parquet
Daily download files for Polymarket's 5-minute crypto Up or Down markets. Each coin gets three files a day, in Parquet and in gzipped CSV, ready for pandas, Polars, DuckDB, R, Excel or Spark.
The files
<coin>_book_YYYY-MM-DD: every order book change, top two levels, both outcomes.<coin>_trades_YYYY-MM-DD: every trade.<coin>_windows_YYYY-MM-DD: one row per window withopen_twap60,close_twap60, the result and the market IDs.
File sizes
| Market | Book (Parquet) | Trades (Parquet) | All CSV.gz |
|---|---|---|---|
| Bitcoin | 10.0 MB | 4.3 MB | 13.2 MB |
| Ethereum | 17.1 MB | 0.8 MB | 17.4 MB |
| Solana | 21.1 MB | 0.4 MB | 21.0 MB |
| XRP | 17.8 MB | 0.2 MB | 16.8 MB |
| Dogecoin | 18.6 MB | 0.1 MB | 16.9 MB |
| BNB | 8.9 MB | 0.1 MB | 8.0 MB |
| Hyperliquid | 7.5 MB | 0.1 MB | 7.3 MB |
How downloading works
After you subscribe you get a private download page, emailed and shown straight after checkout. New days appear each morning (UTC). Download as many times as you like while your subscription is active; cancel any time from the same page.
Not sure yet? The free sample is one real hour of BTC in exactly this format, no sign-up. Column definitions are in the data dictionary.