React 19 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
React 19 is actively supported. The vendor has not published an end-of-support date for this branch.
19.3.0 latest release
Support timeline
Official dates from the React release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 5 Dec 2024 | 1y 10mo ago |
| Latest release | 19.3.0 · 9 Sept 2026 | current |
Frequently asked questions
When does React 19 reach end of life?
No end of life date has been announced for React 19 yet.
Is React 19 still supported?
Yes. React 19 is currently maintained. Latest release: 19.3.0, published 9 Sept 2026.
What happens when React 19 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from React 19?
No end of life date has been announced yet.