This municipality has experienced contour changes since 2010:
01/01/2019 – Saint-Pierre-de-Plesguen devient commune déléguée (chef-lieu) au sein
de Mesnil-Roc'h (35308) (commune nouvelle).
01/01/2019 – Création de la commune nouvelle de Mesnil-Roc'h en lieu et place des
communes de Lanhélin (35147), de Saint-Pierre-de-Plesguen (35308) et de Tressé (35344)
devenues déléguées.
In the case of a merger, when the geography of the source indicated under the table
/ graph is after the date of the merger, the data correspond to those of the new municipality.
tableauFOR T1 - Enrollment by age and sex in 2019
FOR T1 - Enrollment by age and sex in 2019
Total
Enrolled population
Enrolled population in %
Altogether
Male
Female
2 to 5 years old
254
203
79,9
80,8
79,1
6 to 10 years old
320
312
97,5
98,8
96,2
11 to 14 years old
279
275
98,3
98,1
98,4
15 to 17 years old
167
165
98,8
98,7
98,9
18 to 24 years old
229
66
28,9
28,6
29,4
25 to 29 years old
220
7
3,2
3,5
2,8
30 years old and over
2 765
23
0,8
0,8
0,9
Source: Insee, RP2019 principal exploitation, geography at the 01/01/2022.