Python 3.9 — end of support dates

For Python 3.9, released is 05 Oct 2020; end of active support is 17 May 2022; end of security support is 31 Oct 2025; source table columns is Release | Released | Active Support | Security Support | Latest, verified against its source on 2026-08-29.

What the source says

3.9 | 5 years and 11 months ago (05 Oct 2020) | Ended 4 years ago (17 May 2022) | Ended 10 months ago (31 Oct 2025)

— endoflife.date, retrieved 2026-08-29

Source

• endoflife.datehttps://endoflife.date/python

Last verified against source: 2026-08-29. Due for re-check by 2026-11-27. This page as Markdown · OKF bundle · full dataset as JSON.