ClickHouse EOS & EOL timeline

Check ClickHouse end-of-support (EOS), end-of-life (EOL), release and extended-support dates. Compare versions and plan your next upgrade.

• 26.9

  Supported
  1. ReleasedSep 21, 2026

  End of support (EOS)

  Not announced

  End of life (EOL)

  Not announced

  Extended support

  Not announced

• 26.8LTS

  Supported
  1. ReleasedAug 27, 2026
  2. End of life (EOL)Aug 27, 2027

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 26.7

  Supported
  1. ReleasedJul 22, 2026

  End of support (EOS)

  Not announced

  End of life (EOL)

  Not announced

  Extended support

  Not announced

• 26.6

  End of life
  1. ReleasedJun 25, 2026
  2. End of life (EOL)Sep 21, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 26.5

  End of life
  1. ReleasedMay 21, 2026
  2. End of life (EOL)Aug 27, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 26.4

  End of life
  1. ReleasedMay 5, 2026
  2. End of life (EOL)Jul 22, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 26.3LTS

  Ending soon
  1. ReleasedMar 26, 2026
  2. End of life (EOL)Mar 26, 2027

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 26.2

  End of life
  1. ReleasedFeb 27, 2026
  2. End of life (EOL)May 21, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 26.1

  End of life
  1. ReleasedJan 30, 2026
  2. End of life (EOL)May 5, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.12

  End of life
  1. ReleasedDec 18, 2025
  2. End of life (EOL)Mar 26, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.11

  End of life
  1. ReleasedNov 27, 2025
  2. End of life (EOL)Feb 27, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.10

  End of life
  1. ReleasedNov 1, 2025
  2. End of life (EOL)Jan 30, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.9

  End of life
  1. ReleasedSep 27, 2025
  2. End of life (EOL)Dec 18, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.8LTS

  End of life
  1. ReleasedAug 29, 2025
  2. End of life (EOL)Aug 29, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.7

  End of life
  1. ReleasedJul 29, 2025
  2. End of life (EOL)Nov 1, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.6

  End of life
  1. ReleasedJun 26, 2025
  2. End of life (EOL)Sep 27, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.5

  End of life
  1. ReleasedMay 22, 2025
  2. End of life (EOL)Aug 29, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.4

  End of life
  1. ReleasedApr 22, 2025
  2. End of life (EOL)Jul 29, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.3LTS

  End of life
  1. ReleasedMar 20, 2025
  2. End of life (EOL)Mar 20, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.2

  End of life
  1. ReleasedFeb 28, 2025
  2. End of life (EOL)May 22, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 25.1

  End of life
  1. ReleasedJan 28, 2025
  2. End of life (EOL)Apr 22, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

Support milestones: end of support = Active support; end of life = Support. Unknown dates are shown as “Not announced”. Paid extended support is separate from standard end of life. Support windows may vary by version and edition. Timeline spacing is not a duration scale.