honeypot link

Merck Manual

Please confirm that you are not located inside the Russian Federation

Yes No

Leave this Site?

The link you have selected will take you to a third-party website. We do not control or have responsibility for the content of any third-party site.

Continue Cancel
Brought to you by
Merck Manual
Consumer Version
The trusted provider of medical information since 1899
Health Topics & Chapters
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Home /
StandaloneMedia /
Tooth Eruption Times

Tooth Eruption Times

Teeth

Number

Age at Eruption*

Baby (Deciduous) Teeth (20 Total)

Lower front teeth (lower central incisors)

2

5–9 months

Upper front teeth (upper central incisors)

2

8–12 months

Upper side teeth (upper lateral incisors)

2

10–12 months

Lower side teeth (lower lateral incisors)

2

12–15 months

First back teeth (first molars)

4

10–16 months

Eye teeth or cuspids (canines)

4

16–20 months

Second back teeth (second molars)

4

20–30 months

Adult (Permanent) Teeth (32 Total)

First back teeth (first molars)

4

5–7 years

Front teeth (incisors)

8

6–8 years

Bicuspids (premolars)

8

9–12 years

Eye teeth or cuspids (canines)

4

10–13 years

Second back teeth (second molars)

4

11–13 years

Wisdom teeth (third molars)

4

17–25 years

*Varies greatly.

Merck and the Merck Manuals

Merck & Co., Inc., Kenilworth, NJ, USA is a global healthcare leader working to help the world be well. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being around the world. The Merck Manual was first published in 1899 as a service to the community. The legacy of this great resource continues as the Merck Manual in the US and Canada and the MSD Manual in the remainder of the world. Learn more about our commitment to Global Medical Knowledge.

View Privacy Shield Verification Status
View APEC CBPR Privacy Certification Status

This website is certified by Health On the Net Foundation. Click to verify. This site complies with the HONcode standard for trustworthy health information:
verify here.

© 2021 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA