Structured Data: Add Machine-Readable Context With JSON-LD

Structured data helps machines understand entities, page types, and relationships more directly.

It should clarify the page, not decorate it with inaccurate schema.

What It Is

Structured data is usually added as JSON-LD in the page head or body. It describes the page or entity in a schema vocabulary.

{
  "@context": "https://schema.org",
  "@type": "WebSite",
  "name": "Software on the Web",
  "url": "https://example.com"
}

Why It Matters

• It can improve interpretation of the page and brand.
• It supports eligibility for some enriched search experiences.
• It gives clearer structure to non-human systems.

Best Practices

1. Use schema that matches the real page type.
2. Keep values consistent with visible content.
3. Prefer JSON-LD for maintainability.
4. Validate changes after deployment.

Common Mistakes

• No schema where clear schema would help.
• Using the wrong schema type just to chase features.
• Publishing schema values that disagree with the page.

Quick Checklist

• Relevant schema exists.
• Values are accurate.
• Visible content and structured data agree.

Final Takeaway

Structured data works best when it is honest, simple, and tightly aligned with the page.