WordPress Caching Explained (Page Cache, Object Cache, CDN)
Wordpress caching explained
Updated: December 28, 2025 • Use this as a practical workflow. Provider dashboards change—adapt the steps to your UI.
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Page cache
- Stores full HTML for fast delivery.
- Biggest win for most sites.
Object cache
- Caches database query results.
- Helps dynamic sites and admin performance.
CDN
- Caches static files near users.
- Reduces TTFB globally.
Next steps
- True Cost Calculator (avoid billing surprises)
- Core Web Vitals checklist (speed basics)
- WordPress backups best practices
- Best WordPress hosting for X