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What is the YouTube description character limit?
A YouTube video description can be up to 5000 characters. Verified 2026-10-16 from the official YouTube page.
YouTube's official page also says: Consider using the first few lines of your description to describe your video because it’s what viewers will see first.
(official YouTube source, quoted 2026-10-19)
| Spec | Value | Source | Last verified |
|---|---|---|---|
| Description character limit | 5000 characters The YouTube Data API states the limit as 5000 bytes. | official page | Verified |
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Quoted from YouTube's official page and dated; we don't use third-party guides. How we verify.