What is the 3 clicks rule?

Keep important pages within three clicks of the home page. It is a practical target that matches how bots find and recrawl pages on small sites. It is not a law, but deep pages tend to be seen later and rank worse.

Is click depth the same as crawl depth?

Yes. It is the number of clicks from your home page to a URL along the shortest internal path. You measure it with a crawler that starts at your home page.

Does a sitemap solve deep pages?

No. Sitemaps help discovery, but internal links decide crawl paths and recrawl frequency. Pages only reachable through deep pagination still get crawled less, whatever the sitemap says.

Do breadcrumbs really help with SEO?

They reduce depth by adding links up the hierarchy on every page. They also improve context for users. Implement them sitewide and mark them up if you use structured data.

How often should I check click depth?

After you ship a new section, a batch of posts or a navigation change. Then after your next crawl cycle to confirm depth fell for the target URLs. Recheck during any migration or URL change.

Will adding many footer links help?

Not much. Bots value contextual and hierarchical links more. Use the footer for a small set of high priority links, and fix depth with hubs, breadcrumbs and related links.

Click depth

Click depth is the number of clicks from the home page to a page along the shortest path of internal links. On small sites, pages within three clicks are found and recrawled often. Deep pages get crawled less and tend to rank worse, whatever the sitemap says.

By Théophile Louvart, founder of Porteur · Updated 14 September 2026 · Markdown

Why three clicks matter for a small site

Google discovers and revisits what your links make easy to reach. If your /pricing or /docs/getting-started is five clicks from home, it will be seen later and less often.

Depth compounds on small sites because you have fewer internal links. A handful of deep posts can trap new pages behind pagination or tag pages.

Bring money pages, high intent guides and fresh launches inside three clicks. This is faster than chasing new backlinks for the same pages.

Measure click depth with a crawler

Start at your home page
Run a site crawler that begins at your root URL, for example yourproduct.com. It should follow internal links and report depth from home.
Export pages by depth
Sort by depth to find anything deeper than three clicks. Note key URLs like /pricing, /blog/how-we-compare, /docs/quickstart.
Spot patterns
Look for pages reachable only via pagination, faceted filters or deep category paths. Check for hubs that lack links from top-level templates.

You measure click depth with a crawler that starts at the home page. Analytics and Search Console do not calculate it for you as a metric as of 2026.

Reduce depth without bloating the footer

Create hubs: add /guides, /use-cases or /categories that link down to clusters, and link those hubs from the header.
Link from money pages sideways: add related links between /pricing, /compare and /alternatives-pages.
Use breadcrumbs: Home > Guides > Getting started. Each level links up, which shortens paths across the site.
Add “related articles” blocks that link to real neighbours, not random posts.
Put key links in the header or a slim utility nav. Do not rely on a giant footer.

Handle pagination. Link to page 1, 2, 3 and to the last page or a view-all where feasible. Surface recent or popular items above the paginated list with direct links.

Worked example: from five clicks to two

Before: /blog/how-to-choose is only reachable via Home > Blog > Page 4 > Post. That is five clicks. It rarely gets crawled or ranks.

After: add /guides linked in the header, list the post there, add breadcrumbs and a related link from /guides/getting-started. The post is now two clicks from home from two paths.

Common traps and trade-offs

Only linking down: category pages that link to items, but items do not link back up or sideways.
Infinite scroll with no crawlable pagination: bots stop after a few items.
Orphan pages: new /lp/integration pages not linked anywhere. They have infinite depth.
Mega-menus with hundreds of links: lots of noise, little depth change for the pages that matter.
Tag sprawl: hundreds of thin tag pages increase crawl without improving depth to good pages.

Questions

Check my site, free

Paste your home page URL to see, in about thirty seconds, which key pages sit too deep and which rivals surface similar pages earlier with Porteur’s free check.

Free check, no card
Read-only, your own accounts
Readable by your agent