Dev.to
7/2/2026

The original title is "Complete guide to Angular lazy loading in 2026"
Original: Complete guide to Angular lazy loading in 2026
Short summary
Angular lazy loading reduces initial bundle size by 40–60% and improves Time to Interactive using route-level splitting, @defer blocks, and custom preloading strategies. The guide covers standalone components and template-level deferral, with performance data showing 1-second load improvements drive 2–5% conversion gains. Practical patterns for Angular 17+ include loadComponent, selective preloading, and deferring below-the-fold UI elements.
- •Lazy loading cuts Angular bundles by 40–60%, measurably improving user experience and conversions
- •Angular 17+ supports loadComponent for direct component lazy loading and @defer blocks for template-level optimization
- •Custom preloading strategies and selective bundle splitting require minimal setup but deliver significant performance wins
Generated with AI, which can make mistakes.
Is this a good recommendation for you?



