# 3.9 — Software end-of-support dates

For 3.9, product is Python; released is 05 Oct 2020; end of active support is 17 May 2022; end of security support is 31 Oct 2025, verified against its source on 2026-08-03.

- **Product:** Python
- **Release:** 3.9
- **Released:** 05 Oct 2020
- **End of active support:** 17 May 2022
- **End of security support:** 31 Oct 2025

## What the source says

> 3.9 | 5 years and 10 months ago (05 Oct 2020) | Ended 4 years ago (17 May 2022) | Ended 9 months ago (31 Oct 2025) | <https://www.python.org/downloads/release/python-3925/> 3.9.25 (31 Oct 2025)

## Source

- https://endoflife.date/python

Last verified: 2026-08-03. Review by: 2026-11-01.
Part of [Software end-of-support dates](https://referencesource.org/software-end-of-support/).