Development of permanent teeth

Both baby and permanent teeth have fairly well-defined times of eruption. The ages listed are the typical ages that permanent teeth fully emerge.

Ages that permanent teeth emerge

TYPE OF TOOTH	UPPER TOOTH ERUPTS BY	LOWER TOOTH ERUPTS BY
Central incisor	7-8 years	6-7 years
Lateral incisor	8-9 years	7-8 years
Canine (Cuspid)	11-12 years	9-10 years
First premolar (first bicuspid)	10-11 years	10-12 years
Second premolar (second bicuspid)	10-12 years	11-12 years
First molar	6-7 years	6-7 years
Second molar	12-13 years	11-13 years
Third molar (wisdom teeth)	17-21 years	17-21 years

Review Date: 3/31/2024
Reviewed By: Michael Kapner, DDS, General Dentistry, Norwalk Medical Center, Norwalk CT. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.

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