Dental crowns and bridges are reliable solutions for restoring damaged or missing teeth. They can improve your smile, strengthen your bite, and support long-term oral health. One of the most common questions patients ask is: How long do dental crowns and bridges last?
Understanding their expected lifespan—and the factors that affect it—can help you protect your investment and enjoy lasting results.
Average Lifespan of Dental Crowns
Dental crowns typically last 10–15 years, but with excellent care, some may last 15–20 years or more. Several factors influence their longevity:
1. Crown Material
Different materials have different durability:
- Porcelain-fused-to-metal (PFM): Strong and reliable; lasts about 10–15 years.
- All-ceramic or all-porcelain: Offers natural appearance; usually lasts 10–15 years.
- Zirconia: Extremely strong; can last 15–20 years with good care.
- Gold crowns: Highly durable and resistant to wear; can last decades, though less commonly used today due to aesthetics.
2. Oral Habits
Habits such as teeth grinding (bruxism), biting ice, or chewing hard objects can wear down a crown. If you grind your teeth, your dentist may recommend a night guard to protect both your crown and natural teeth.
3. Dental Hygiene
Even though crowns protect the tooth underneath, decay can still develop at the gumline. Brushing twice daily, flossing carefully, and keeping up with regular dental checkups are key to extending the life of your crown.
Average Lifespan of Dental Bridges
Dental bridges generally last 10–15 years, though some can last longer with excellent care. Several factors affect their longevity:
1. Health of Supporting Teeth
A bridge relies on the natural teeth (abutments) on either side of the missing tooth. If these teeth become weakened or decayed, the bridge may fail sooner.
2. Bridge Material
Zirconia or porcelain-fused-to-metal bridges tend to last longer due to their strength.
3. Bite and Chewing Pressure
Uneven bite forces can cause a bridge to loosen or crack over time. Your dentist can check your bite to minimize stress on your restoration.
4. Oral Hygiene
Bridges can trap food and plaque at the gumline or under pontics. Proper cleaning with floss threaders, interdental brushes, or water flossers helps prevent decay and gum disease around supporting teeth.
Signs Your Crown or Bridge May Need Replacement
While crowns and bridges are long-lasting, they aren’t permanent. Watch for these warning signs:
- Pain or sensitivity near the restoration
- Visible cracks, chips, or discoloration
- Gum recession exposing the edge of the crown or bridge
- Loose or shifting bridge
- Swelling or gum infection around supporting teeth
- Difficulty chewing on one side
If you notice any of these signs, contact your dentist promptly. Early intervention can prevent further damage and protect your natural teeth.
How to Extend the Life of Your Crown or Bridge
You can help your dental restorations last longer by following these tips:
- Brush twice daily with a non-abrasive toothpaste
- Floss daily, using floss threaders for bridges
- Avoid chewing hard objects like ice or pens
- Wear a night guard if you grind your teeth
- Schedule regular dental checkups every six months
These habits help prevent decay, gum disease, and premature wear, keeping your smile healthy and functional for years.
Final Thoughts
Dental crowns and bridges are long-lasting solutions for restoring teeth, often functioning well for 10–15 years, and sometimes longer with proper care. Lifespan depends on the material, oral hygiene, habits, and overall dental health. Regular dental visits and good oral care are essential to maximize their durability.
Ready for a stronger, healthier smile? Schedule your appointment at Angleton Family Dental today. Our experienced team provides high-quality crowns and bridges that last. Call (979) 308-4450 now to book your visit!