Preferences

Privacy is important to us, so you have the option of disabling certain types of storage that may not be necessary for the basic functioning of the website. Blocking categories may impact your experience on the website. More information

Accept all cookies

Topic cluster

Learn how to build topic clusters and pillar pages to improve topical authority, internal linking, and search rankings across your content.

Man with dark hair and beard wearing a light brown shirt speaks in front of a microphone on a podcast or recording setup.Portrait of a man with short dark hair wearing a white shirt and dark jacket, looking directly at the camera with a neutral expression.Man with short dark hair, beard, and clear glasses wearing a black t-shirt with a white circular logo, standing in front of a stone wall.Celio fabianoSmiling young woman with long brown hair wearing a red top and necklace, outdoors in a tree-filled background.photo de profil du client Xavier Breull
+ 9'000 subscribers
Diagram showing a pillar page in the center linked to 5 related satellite pages.
Upload UI element
Thibault Besson-Magdelain fondateur de Sorank

About Author

Thibault Besson-Magdelain

Founder of Sorank, 5+ years of experience in SEO, GEO enthusiast.
Share on

Summary: A topic cluster is a pillar page surrounded by related satellite pages, all linked together to establish topical authority and improve rankings.

Traditional SEO treats each page as a standalone ranking asset. Topic clusters flip this. You build a hub of interconnected content that proves you are an expert on a subject.

The pillar page is your center of gravity. Surrounding it are 5 to 10 satellite pages, each diving deep into one aspect. Every satellite links back to the pillar.

How topic clusters improve SEO

Topic clusters establish topical authority. Clusters improve internal linking. They allow you to rank for keyword variations efficiently.

Building a pillar page

A pillar page must be comprehensive but not technical. Structure it with clear sections. Use the pillar to target your broadest keyword.

Creating satellite pages

Each satellite page is a deep dive into one subtopic. Target a specific long-tail keyword. Satellites should be 1,500 to 2,500 words.

Topic cluster structures for different industries

SaaS companies use clusters around product features. E-commerce sites use clusters around product categories. Service firms use clusters around service areas.

Building internal linking within clusters

The pillar is your hub. Use anchor text that describes the linked page. Concentrate internal links on the pillar.

Measuring cluster success

Monitor rankings for all cluster keywords. Measure organic traffic to the entire cluster. HubSpot research shows topic clusters can lift organic traffic by 50% or more.

Conclusion

Topic clusters are the modern SEO framework for building topical authority. Use our keyword research and content planning tool.

Frequently questions asked

What is a topic cluster?

A topic cluster is a pillar page that comprehensively covers a broad topic, surrounded by 3 to 10 related satellite pages. Each satellite links back to the pillar.

Why do topic clusters help SEO?

Topic clusters improve topical authority. They improve internal linking structure. They allow you to rank for a keyword family with the pillar and satellites.

How many satellite pages should I create per pillar?

Create 3 to 10 satellite pages per pillar, depending on the topic's complexity. Quality matters more than quantity.

Our Blog for Ambitious Company