Internal Linking
Internal linking refers to the practice of hyperlinking one page of a website to another page within the same website domain. These links serve multiple purposes, including helping users navigate the site, defining the architecture and hierarchy of the website, and distributing page authority (link equity) throughout the site. Why it matters: For SEO and content strategy, a well-planned internal linking structure is fundamental. It guides search engine crawlers to discover new content, helps them understand the relationship between different pages, and passes authority from stronger pages to weaker ones. This not only improves the discoverability and ranking potential of all pages but also enhances the overall user experience by making navigation intuitive. Strong internal linking reinforces topical authority, which is increasingly important for AI search models judging content relevance and depth.
Why Internal Linking matters
Deeply nested pages often go unindexed unless they are bridged by a clear path from the homepage or high-traffic hubs. By controlling the flow of PageRank, editors can manually elevate underperforming assets and signal to Google which URLs represent the definitive source on a specific subject.
In practice
An editor at a site like NerdWallet uses a descriptive anchor text like high-yield savings accounts to link a new review back to a primary category hub.
Common mistake
Neglecting to update anchor text on legacy blog posts or relying exclusively on automated sidebar widgets that fail to provide topical context for search crawlers.
How it connects
This tactic serves as the foundation for building topical clusters and effectively managing a website crawl budget.
Learn more:
→ SEO & Digital Authority GuideArticles About Internal Linking
Deep-dive guides and tactical breakdowns from our editorial team.
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Frequently Asked Questions
What is Internal Linking?
In short: Internal Linking is internal linking refers to the practice of hyperlinking one page of a website to another page within the same website domain. See the full definition above for context.
Can a page have too many internal links?
Excessive links can dilute the link equity, or juice, passed to each individual target. While there is no hard limit, sticking to a logical hierarchy that prioritizes the most relevant resources ensures both users and bots focus on your cornerstone content.
What is the best way to write anchor text?
Anchor text should be descriptive and include keywords relevant to the destination page rather than generic phrases. Smart Money Media recommends using varied, natural phrasing to signal the specific topic of the target URL to search engines.
Should I ever use nofollow tags on internal links?
Nofollow tags tell search engines to ignore a link for ranking purposes, which contradicts the goal of internal navigation. You should almost always use dofollow links for internal paths to ensure authority flows freely across your domain.
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