This municipality has experienced contour changes since 2012 :
01/01/2017 – Saint-Sébastien devient commune déléguée (chef-lieu) au sein de Châtel-en-Trièves
(38456) (commune nouvelle).
01/01/2017 – Création de la commune nouvelle de Châtel-en-Trièves en lieu et place
des communes de Cordéac (38125) et de Saint-Sébastien (38456) 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.
tableauFAM T1bis - The detailed composition of single-family households.
FAM T1bis - The detailed composition of single-family households.
Single-family households
Number of households
%
Household population
Altogether
160
100,0
420
Couple without children
85
53,3
171
Couple with children
65
40,4
229
Couples with only children of the couple
55
34,2
199
Couples with at least one child of only one member of the couple
10
6,2
30
Single-parent family
10
6,3
20
Single man with child(ren)
0
0,0
0
Single woman with child(ren)
10
6,3
20
Sources : Insee, RP2021, additional operations, geography as of 01/01/2024.