How long do porcelain veneers last on average?

Ten to fifteen years is the textbook answer. With good maintenance — a night guard if you grind, professional cleanings, no chewing on pen caps — twenty is realistic.

What about composite veneers?

Five to seven years. Composite is softer, picks up stain, and chips more easily. It is cheaper and reversible, which has its own appeal — but the lifespan is half of porcelain.

What causes veneers to fail early?

In order: bruxism without a night guard, gum recession exposing the margin, a debond at the cement line (usually because the bond was rushed), and trauma. Almost never the porcelain itself.

How Long Do Veneers Actually Last? | Dr. Adam Koppelman, DMD

Dr. Adam Koppelman, DMD — Midtown Manhattan · June 12, 2026

Porcelain has been around since the 1700s. The teacup your grandmother guarded with her life is, structurally, a close cousin of the veneer on your front tooth. So when patients ask me how long veneers last, I’m always tempted to point to the cup and say: longer than you, probably, if you take care of it.

The honest version: ten to fifteen years is what gets quoted, and it’s accurate for the average patient who does the average things. But veneers don’t actually have an expiration date. They fail for specific reasons, and most of those reasons are preventable.

The short answer

Porcelain veneers: 10–15 years average. 20+ is realistic with a night guard and decent hygiene.
Composite (bonded) veneers: 5–7 years. Softer, more stain-prone, easier to repair.
What ages them faster: grinding without a guard, gum recession, contact-sport trauma, and — surprisingly — coffee mug rims and pen caps.
What ages them slower: a custom-fit night guard if you clench, six-month cleanings, and not using your teeth as scissors.

Why they fail (when they fail)

In thirteen years of veneer cases, here is the order I see things go wrong: bruxism (grinding) without a night guard is the runaway #1. Recession at the gumline exposing the porcelain margin is #2 — the veneer is fine, but the visual line where it meets the tooth starts to show. Then debonds, which are almost always traceable to the bonding protocol on placement day. Then trauma. Then, very rarely, the porcelain itself.

The thing nobody warns you about: the rest of your face keeps aging while the veneer stays the same. The most common reason a patient returns for veneer work after twenty years isn’t that the veneer failed. It’s that the patient changed and the veneer didn’t.

How long do veneers actually last?

The short answer

Why they fail (when they fail)

How long do dental veneers last?

If you’re thinking about it, come in and we’ll talk.