FreeBSD 15.1 End of Life

Support dates and upgrade guidance — rebuilt from live data.

Supported

FreeBSD 15.1 is actively supported. It reaches end of life on 31 Mar 2027.

234 days of security support left

19% of this branch's supported lifetime has elapsed — 16 Jun 2026 → 31 Mar 2027.

Check your versionfreebsd-version

Support timeline

Official dates from the FreeBSD release process.

FreeBSD 15.1 is the newest branch — this is the longest runway currently available.

Branch	End of life	Days left	vs 15.1
FreeBSD 15.1	31 Mar 2027	234	this branch
FreeBSD 14.4	31 Dec 2026	144	-90 days
FreeBSD 15	31 Dec 2029	1,240	+1,006 days
FreeBSD 15.0	30 Sept 2026	52	-182 days
FreeBSD 14	30 Nov 2028	844	+610 days

When does FreeBSD 15.1 reach end of life?

FreeBSD 15.1 reaches end of life on 31 Mar 2027 — 234 days from now. After that date it receives no security fixes.

Is FreeBSD 15.1 still supported?

Yes. FreeBSD 15.1 is currently maintained. Latest release: —.

What happens when FreeBSD 15.1 reaches end of life?

Security fixes stop. After 31 Mar 2027 this branch receives no further updates under standard support.

How long do I have to upgrade from FreeBSD 15.1?

234 days. This is already the newest branch, so this is the longest runway currently available.