Dental Crown Lifespan: How Long Do Crowns Last?

A well-made, well-maintained dental crown lasts 5–15 years on average. Factors affecting longevity:

1. Material: Porcelain-fused-to-metal and all-ceramic last longer than acrylic/composite.
2. Location: Back molars (high bite force) wear faster than front teeth.
3. Oral hygiene: Brushing, flossing, avoiding hard objects prevents damage.
4. Bruxism: Grinding/clenching causes chipping/cracking.
5. Underlying tooth issues: Recurrent decay or root canal problems undermine the crown.

Extend lifespan with good hygiene, avoiding hard foods, addressing dental issues promptly, and regular dental checkups/cleanings.