What does Google say about SEO? /

Official statement

To indicate to Google which pages are the most important, use internal linking instead of the sitemap. Pages linked from the homepage are considered more important than those situated 5-6 levels deep.
98:45
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Extracted from a Google Search Central video

⏱ 985h14 💬 EN 📅 26/02/2021 ✂ 39 statements
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Other statements from this video 38
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📅
Official statement from (5 years ago)
TL;DR

Google claims that internal linking takes precedence over the sitemap for communicating the relative importance of pages. URLs linked from the homepage inherit a higher priority signal than pages buried 5-6 clicks deep. In practical terms, this means that a well-structured XML sitemap does not compensate for an architecture where your strategic pages are pushed to the bottom of the hierarchy.

What you need to understand

Does Google really differentiate between sitemaps and internal links when assessing priority? <\/h3>

Yes, and this is a point that Mueller regularly emphasizes<\/strong>. The XML sitemap is a discovery tool—it tells Googlebot which URLs exist—but it carries no importance signal<\/strong>. The <priority><\/code> tag in the sitemap? Ignored for years.<\/p>

The internal linking<\/strong>, on the other hand, conveys PageRank and structures the informational architecture of the site. A page linked from the homepage receives more juice than a page buried in a subcategory accessible in 6 clicks. It’s a double signal: accessibility for the bot and editorial importance<\/strong>.<\/p>

What exactly do we mean by '5-6 levels deep'? <\/h3>

We're talking about click depth<\/strong>, not URL depth. A page accessible in 6 clicks from the homepage—even if its slug is short—is considered peripheral. Google interprets this distance as a signal: if you don’t find it useful to bring this page closer to the root, why should Google prioritize it in crawling or ranking?<\/strong><\/p>

This is particularly critical for e-commerce sites with thousands of references or editorial sites with deep archives. A flagship product buried in a lengthy structure risks suffering sporadic crawling and poor positioning<\/strong>, even if its content is excellent.<\/p>

Does the sitemap retain any usefulness if internal linking does the job? <\/h3>

The sitemap remains essential for signaling the existence of new URLs or poorly linked pages<\/strong>. It accelerates the discovery of fresh content, particularly after a migration or the launch of new sections.<\/p>

But it never replaces a well-thought-out architecture. A sitemap that lists 50,000 URLs without a coherent internal hierarchy is like sending a directory without an index to Googlebot. It will find the pages, but won’t know where to start or which ones deserve daily crawling.<\/strong><\/p>

  • Internal linking transmits PageRank<\/strong> and structures the relative importance of pages.<\/li>
  • The XML sitemap facilitates discovery<\/strong> but carries no priority signal.<\/li>
  • Click depth matters more than URL depth<\/strong>: a page accessible in 6 clicks is considered peripheral.<\/li>
  • Strategic pages should be close to the homepage<\/strong> to maximize crawling and indexing.<\/li>
  • A good internal link structure partially compensates for weak external linking<\/strong>, but does not replace it.<\/li><\/ul>

SEO Expert opinion

Is this statement consistent with field observations from SEO professionals? <\/h3>

Broadly, yes. Crawl audits consistently show that pages with low click depth receive more Googlebot visits and index faster<\/strong>. Tests of moving strategic pages to higher levels in the structure often result in a crawl boost within 48-72 hours.<\/p>

But it needs nuance: internal linking does not create authority ex nihilo<\/strong>. If your site has weak external linking and a limited crawl budget, optimizing internal linking will help distribute this budget better—not increase it. [To be verified]<\/strong> The precise impact on ranking remains difficult to isolate, as Google does not publish a numerical correlation between click depth and average position.<\/p>

In what cases does this rule not fully apply? <\/h3>

On large news sites or marketplaces<\/strong>, the logic is different. Google understands that an article published yesterday is relevant even if it’s 4 clicks from the homepage. The timestamp, freshness, and flow signals (RSS, news sitemap) partially compensate for depth.<\/p>

Similarly, for sites with strong domain authority<\/strong>: a site like Amazon can afford to have products 7-8 clicks deep; Googlebot will still crawl it daily thanks to its immense crawl budget. For a generic site with a DA of 30, it’s another story—every click counts double<\/strong>.<\/p>

What pitfalls await those who over-optimize linking without considering editorial coherence? <\/h3>

The catch-all link in the footer<\/strong> to 50 "strategic" pages: Google detects this pattern and dilutes its impact. A contextual link in editorial content carries more weight than a generic link repeated across 10,000 pages.<\/p>

Another drawback: creating artificial shortcuts through overloaded menus<\/strong>. If your mega-menu lists 80 links, Google will crawl these pages—but the UX will be catastrophic, bounce rates will skyrocket, and behavioral signals will plummet rankings. The architecture must serve the user first, Google second.<\/strong><\/p>

Warning:<\/strong> A massive internal linking toward a low-quality or thin content page will not turn it into a SERP star. Google cross-references several signals—the linking amplifies solid content; it does not resurrect a corpse.<\/div>

Practical impact and recommendations

What should be prioritized when auditing to align your internal linking with this logic? <\/h3>

Start by mapping the click depth of your strategic pages<\/strong>. A crawl with Screaming Frog or OnCrawl gives you this metric in a few minutes. Any commercial or editorial page prioritized that is located beyond 3 clicks should be brought closer.<\/p>

Next, analyze the distribution of internal PageRank<\/strong>: which pages receive the most internal links? If your contact page or legal mentions are in the top 10, you have a structural problem. Redirect this juice to pages that convert or rank.<\/p>

What mistakes should be avoided during the linking overhaul? <\/h3>

Do not create artificial "hubs"<\/strong> just to shorten depth. An intermediate page without added value (like "Our products > Category X > View all products") lengthens the user journey and dilutes the signal. Prioritize direct links from relevant content.<\/strong><\/p>

Avoid also linking everything from the homepage<\/strong>: 200 links in the menu kill hierarchy. Google will not be able to distinguish your priorities. Be selective: 5-10 strategic links in main navigation, the rest through semantic clusters or contextual blocks.<\/strong><\/p>

How can you verify that Google correctly interprets your architecture? <\/h3>

Check coverage and crawl reports in Search Console<\/strong>. If strategic pages are marked as "Discovered, currently not indexed" or crawled every 15 days, it’s a red flag: Google does not see them as a priority.<\/p>

Also compare the indexing rate by level of depth<\/strong>. If your pages at 1-2 clicks are indexed at 95% and those at 5 clicks at 30%, you have your ground proof. Adjust accordingly.<\/p>

  • Crawl your site and export the "click depth" metric for each URL.<\/li>
  • Identify the strategic pages (conversion, traffic, margin) beyond 3 clicks and bring them closer.<\/li>
  • Reduce the number of links in footer/global menu: prioritize quality over quantity.<\/li>
  • Create contextual links from editorial content to your priority pages.<\/li>
  • Monitor crawling and indexing in Search Console to validate the impact of adjustments.<\/li>
  • Clean up zombie pages (zero traffic, zero conversion) that unnecessarily consume crawl budget.<\/li><\/ul>
    Internal linking is a powerful yet underestimated lever: it guides Googlebot, distributes PageRank, and materializes your editorial strategy. Bringing key pages closer to the homepage, cleaning up labyrinthine architectures, and prioritizing contextual links are accessible but time-consuming tasks. These optimizations require a fine crawl analysis, sometimes a structural overhaul of the architecture, and careful monitoring of impacts over several weeks. If your team lacks time or technical expertise, turning to a specialized SEO agency<\/strong> can accelerate compliance and ensure that every modification effectively serves your business without breaking the existing setup.<\/div>

❓ Frequently Asked Questions

Le sitemap XML est-il encore utile si mon maillage interne est optimal ?
Oui, il reste indispensable pour signaler rapidement les nouvelles URLs, les contenus peu liés ou les pages après migration. Il accélère la découverte mais ne remplace jamais l'architecture interne.
Combien de clics maximum entre la homepage et une page stratégique ?
Idéalement 2-3 clics pour les pages prioritaires. Au-delà de 4-5 clics, Google interprète la distance comme un signal de faible importance, sauf sites à très forte autorité.
Un lien en footer compte-t-il autant qu'un lien contextuel dans le contenu ?
Non. Google valorise davantage les liens contextuels insérés dans le corps éditorial, car ils portent un signal de pertinence thématique. Les liens footer répétés sur toutes les pages sont dilués.
Faut-il supprimer les pages profondes qui reçoivent peu de trafic ?
Pas systématiquement. Si elles n'apportent aucune valeur (thin content, zéro conversion, zéro backlink), oui. Sinon, rapproche-les via le maillage ou regroupe-les dans des hubs thématiques.
Comment mesurer concrètement l'impact d'une refonte du maillage interne ?
Suis l'évolution du crawl (fréquence, pages crawlées par jour dans Search Console), le taux d'indexation des pages stratégiques, et leur position moyenne dans les SERPs sur 4-6 semaines post-refonte.

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Other SEO insights extracted from this same Google Search Central video · duration 985h14 · published on 26/02/2021

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