Cornerstone content
Definition
Cornerstone content refers to the most important and comprehensive pieces of content on a website. These are in depth resources designed to cover core topics thoroughly, serving as authoritative guides that link to and are supported by related articles. They represent the foundation of a site’s content strategy and often target competitive, high value keywords.
For businesses, cornerstone content plays a central role in establishing authority, attracting backlinks, and improving search engine rankings. By acting as a reference point, it ensures users and search engines can clearly understand the website’s expertise in a given subject area.
Advanced
Cornerstone content often takes the form of long form articles, guides, or pillar pages that consolidate knowledge on a specific subject. These pieces are regularly updated to maintain accuracy and relevance, ensuring they remain evergreen assets. Internal linking strategies are key, as supporting content clusters should connect back to cornerstone content, strengthening topical authority.
Advanced SEO practices may involve adding structured data, optimizing for featured snippets, and integrating multimedia to improve user experience. Cornerstone pieces are also prioritized in content audits to ensure ongoing alignment with business goals, search intent, and industry trends.
Why it matters
Use cases
Metrics
Issues
Example
A digital marketing agency creates a cornerstone guide on "SEO Basics." It serves as the primary resource, with related blog posts linking back to it. Over time, the guide attracts backlinks, ranks for competitive keywords, and drives consistent leads to the agency.