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Development of permanent teeth

Development of permanent teeth

Overview

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

Updated 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.