This municipality has experienced contour changes since 2011:
01/01/2016 – Orval devient commune déléguée (chef-lieu) au sein d'Orval sur Sienne
(50388) (commune nouvelle).
01/01/2016 – Création de la commune nouvelle d'Orval sur Sienne en lieu et place des
communes de Montchaton (50339) et d'Orval (50388) 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 2020
FOR T1 - Enrollment by age and sex in 2020
Total
Enrolled population
Enrolled population in %
Altogether
Male
Female
2 to 5 years old
41
35
85,7
87,9
82,6
6 to 10 years old
69
68
98,6
100,0
96,7
11 to 14 years old
56
54
96,5
96,8
96,2
15 to 17 years old
53
52
98,2
100,0
96,0
18 to 24 years old
43
12
27,8
25,8
30,2
25 to 29 years old
42
0
0,0
0,0
0,0
30 years old and over
850
5
0,6
0,7
0,4
Source: Insee, RP2020 principal exploitation, geography at the 01/01/2023.