Check SEO Meta Description Length — 155-160 Characters

SEO Meta Description Length

The meta description is the snippet shown below a page title in search engine results. Google typically displays 155-160 characters (or approximately 920 pixels wide on desktop) before truncating with an ellipsis.

The Optimal Length

<meta name="description" content="Your description here — aim for 155-160 characters to avoid truncation in Google search results." />

Guidelines:

• Minimum: 70 characters (shorter descriptions may be replaced by Google's auto-generated snippet)
• Optimal: 150-155 characters (safe zone, virtually never truncated)
• Maximum display: ~160 characters on desktop, ~120 on mobile
• Hard cutoff: None — Google decides based on pixel width

Character Count vs. Pixel Width

Google actually truncates based on pixel width, not character count. A description using wide characters like "W" or "M" gets truncated sooner than one using narrow characters like "i" or "l":

"WWWWWWWW..." truncates at ~100 chars
"iiiiiiii..." might display ~200 chars

The 155-160 character guideline assumes average-width text. For safety, staying under 155 characters works for virtually all fonts.

Checking Your Meta Description

A practical character counter for SEO:

function checkMetaDescription(text) {
  const len = text.length;
  if (len < 70) return { status: "too-short", message: "Under 70 chars — may be replaced" };
  if (len <= 155) return { status: "optimal", message: "Perfect length" };
  if (len <= 160) return { status: "acceptable", message: "Might truncate on mobile" };
  return { status: "too-long", message: "Will likely be truncated" };
}

Best Practices

1. Include the target keyword — it appears bold in search results
2. Write a compelling call to action — "Learn how to...", "Discover..."
3. Avoid duplicate descriptions — each page needs a unique description
4. Don't use quotes — double quotes in meta descriptions get truncated at the quote mark in Google's SERP
5. Match search intent — the description should accurately preview the page content

Mobile vs. Desktop

Mobile search results show shorter snippets (~120 characters). If mobile traffic is significant, consider front-loading the most important information within the first 120 characters.