What is Schema Markup?

Schema Markup is a form of structured data that uses a shared vocabulary to label page content and entities. Schema Markup helps systems interpret what a page represents and which properties are important.

Quick definition

Schema Markup is structured data that labels content so search engines can understand it.

How Schema Markup works

  • Schema Markup uses types and properties to describe entities and relationships.
  • Schema Markup can be used to represent defined terms, organizations, products, and more.
  • Schema Markup can support knowledge graph connections when the entity is clearly identified.
  • Schema Markup can influence eligibility for certain SERP features.

Why Schema Markup matters

Schema Markup matters because Schema Markup can improve consistency and extraction.

Schema Markup also supports AI visibility by making page meaning explicit.

Example use cases

  • Marking up a glossary entry as a defined term.
  • Adding schema markup to an organization page for key attributes.
  • Using schema markup to disambiguate entities with similar names.

Related terms