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Technical SEO

Siloing SEO

Siloing SEO is an SEO topic covered in SeoWiki.

Beginner3 min readUpdated 2026-07-26Reviewed by Lucía Marín

Key takeaways

  • A silo is built around a single topic or theme, with related pages grouped together structurally or through internal links.
  • Siloing can be implemented as a physical silo, a virtual silo, or a hybrid approach.
  • A typical silo uses a pillar or root page plus supporting pages that cover subtopics in more detail.

For SEO practitioners, siloing can sharpen topical relevance, improve internal linking flow, and make it easier for important pages to rank for theme-related queries. It is especially useful on larger sites where content organization and crawl paths can otherwise become noisy or diluted.

Example

A silo is built around a single topic or theme, with related pages grouped together structurally or through internal links.

Quick start

  1. Define the goal for this topic.
  2. Check the live SERP format.
  3. Improve one page that matches the intent.
  4. Measure in Google Search Console.

Common mistakes

  • Treating the topic as a one-time task
  • Ignoring search intent
  • Copying tactics without checking your SERP

Next step

Related topics

Sources

  • Google Search Central — Best source for Google’s guidance on site structure, internal links, and crawl/indexing behavior.
  • Bruce Clay — Detailed practitioner explanation of siloing, including physical and virtual silo concepts.
  • Google Search Central Blog — Useful for algorithm and crawling-related caveats that affect internal architecture tactics.

Reviewed by Lucía Marín, Founding editor.