● The short answer
A topic cluster is a group of pages covering one subject in depth: a main pillar page that gives the overview, plus supporting pages that each answer a specific related question, all linked to each other. It helps SEO by showing search engines and AI assistants that you cover a topic thoroughly, and it makes your site easier to navigate.
Key takeaways
- A topic cluster is a pillar page plus supporting pages on one subject, all linked together.
- Clusters signal topical depth to search engines and AI assistants.
- They match how AI search breaks questions into related sub-questions.
How a cluster is structured
Picture a hub and spokes. The hub, or pillar page, covers a broad topic at a high level, such as "Kitchen remodeling in Milwaukee." The spokes, or cluster pages, each go deep on one specific question: costs, timelines, permits, cabinet materials, whether to stay in the house during the work. Every cluster page links back to the pillar, the pillar links out to each cluster page, and related cluster pages link to each other where it helps the reader.
| Page | Role | Example |
|---|---|---|
| Pillar | Overview and navigation for the topic | Kitchen remodeling guide |
| Cluster | Cost question | How much does a kitchen remodel cost in Wisconsin? |
| Cluster | Process question | How long does a kitchen remodel take? |
| Cluster | Comparison | Quartz vs granite countertops |
| Cluster | Local and regulatory | Do I need a permit for a kitchen remodel in Milwaukee? |
| Commercial page | Conversion | Kitchen remodeling services (linked from pillar and clusters) |
The how is where we come in.
What we walk through with you, for your business:
- Why it helps
- How to build one
- Mistakes to avoid
- Our take
Every business is different, so the plan is too. Tell us where you want to show up and we will show you what it takes.
Talk to usMore questions
How many pages should a topic cluster have?
Enough to answer the real questions customers ask about that topic, usually somewhere between 5 and 20 pages for a small business. Do not pad it. If two questions have the same answer, they belong on one page. Quality and distinctness matter more than count.
Can I turn existing blog posts into a cluster?
Yes, and it is often the fastest route. Group related posts, pick or write a pillar, update each post so it has a clear single focus, merge any that overlap with 301 redirects, and add links between them. You keep any rankings and links the posts already earned.
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