SEO · Search Engine Optimisationbeginner4 min read

What is Meta Description?

A meta description is an HTML attribute that provides a brief summary of a web page's content, typically displayed beneath the title tag in search engine results pages. While meta descriptions are not a direct Google ranking factor, they significantly influence click-through rate — a well-written meta description acts as ad copy for your organic result. Google recommends keeping meta descriptions between 150-160 characters, including your target keyword, and writing a compelling summary that gives users a clear reason to click your result over the others.

5.8%
average CTR improvement when meta descriptions are optimised for click intent
Source: Portent, 2022
Fact-checked against 3 sourcesLast updated 14 June 2026
Key Takeaways
  • Meta descriptions don't directly affect rankings, but they directly affect click-through rate — which does affect rankings indirectly.
  • Keep meta descriptions between 150-160 characters to avoid truncation on desktop and mobile.
  • Include your primary keyword — Google bolds it in the snippet when it matches the search query, making your result stand out.
  • Write meta descriptions like ad copy: lead with the outcome or benefit, end with a soft CTA.
  • Google ignores meta descriptions roughly 30% of the time, pulling its own snippet from page content — keep your page body tight too.

Meta Descriptions and Click-Through Rate

Google doesn't use meta descriptions as a ranking signal — your description won't directly push you from position 4 to position 2. What it does affect is click-through rate: the percentage of users who see your result and click it. A higher CTR sends positive engagement signals to Google, which can indirectly improve rankings over time. More immediately, better CTR means more traffic without any change in ranking position. Think of the meta description as the pitch you make to every user who sees your result. If it's vague or generic, they'll click the competitor who told them exactly what they'd get.

How to Write a Meta Description That Gets Clicks

Start with the most important benefit or outcome. Don't bury the lead — users scan quickly. Include your target keyword naturally, because Google bolds matching terms in the snippet, increasing visual prominence. Add specifics where possible: numbers, timeframes, and concrete outcomes outperform vague claims. End with a soft call to action: 'Learn how', 'See examples', 'Get started'. Keep the whole thing under 160 characters. A formula that works consistently: [Primary keyword] — [key benefit or outcome] + [soft CTA]. Example: 'Meta descriptions explained: how to write snippets that boost click-through rate by up to 6%. See examples.'

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When Google Ignores Your Meta Description

Google pulls its own snippet from your page content in around 30% of cases — usually when it decides your meta description doesn't match the user's query well enough. This is more common for informational queries where Google wants to surface the exact passage that answers the question. You can't fully prevent this, but you can reduce it by keeping your meta description closely aligned with what's actually on the page, and by ensuring your page body contains clear, concise answers near the top. If Google keeps overriding your description, treat it as a signal that your body content needs to better match user intent.

REAL-WORLD EXAMPLE
Strong vs Weak Meta Description

Weak: 'This page is about meta descriptions and SEO. Read our guide to learn more about this topic.' Strong: 'Meta descriptions don't rank you — but they get you clicked. Learn how to write 160-character snippets that double your organic CTR. With examples.' The strong version leads with a hook, includes the keyword naturally, specifies a concrete outcome, and ends with a reason to click.

✓ DO

Lead with the most compelling benefit or outcome

Include your primary keyword naturally

Stay between 150-160 characters

End with a soft call to action

✗ DON'T

Write the same meta description for multiple pages

Stuff keywords — write for the human reader

Be vague: 'Learn more about this topic on our site'

Leave it blank — Google will pull an arbitrary snippet

META DESCRIPTION QUALITY CHECKLIST
0/6 complete
Under 160 characters (check with a SERP preview tool)
Includes primary keyword at least once
Unique — not duplicated from another page
Leads with a benefit, outcome, or hook
Ends with a soft CTA
Matches what's actually on the page
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Frequently Asked Questions

A meta description is an HTML attribute that summarises a web page's content. It appears as the grey text beneath the title in Google search results. While it doesn't directly affect rankings, it significantly influences whether users click your result.

Meta descriptions should be 150-160 characters long. Google truncates longer descriptions with '...' which can cut off your key message. On mobile, the limit is slightly shorter, around 120 characters, so front-load the most important information.

Not directly — Google has confirmed meta descriptions are not a ranking factor. However, they influence click-through rate, which sends engagement signals that can indirectly affect rankings. A well-written meta description is one of the highest-ROI on-page improvements you can make.

Google replaces your meta description with its own snippet in about 30% of cases when it decides your description doesn't match the user's query. To reduce this, write descriptions that closely reflect the page content and match likely search queries. Pages with thin or generic content are most likely to have their descriptions overridden.

Sources & Further Reading
  • 1.Portent — CTR Research 2022
  • 2.Google Search Central — Snippet Documentation
  • 3.Moz — Meta Description Guide