Chasselay

Identity

Chasselay (INSEE 38086) is in Isère (38), part of CC Saint-Marcellin Vercors Isère Communauté. Population 444 (2023). ^[1]

INSEE density class: Rural à habitat dispersé (level 6). ^[2]

Data vintages: INSEE BPE 2025 · INSEE SIRENE 2026-09 · INSEE census (RP) 2023 · INSEE COG 2026 · INSEE density grid 2026.

Permanent link: https://vivantrural.com/en/fr/38086-chasselay

Vitality score

Vitality score 31.1/100 — Few services (model fr-v0.2).

Confidence: high.

Better served than 66 % of the 17,933 communes of a similar size.

Compare this with communes of a similar size. The score measures how well a place is served relative to its own size band, and larger communes score higher as a rule — so it reads meaningfully against another village, and misleadingly against a town.

Measured but not scored in this model: Market. See the methodology for why.

Services

A school and somewhere to eat or drink, but no food shop. ^[3,4]

1 × Restaurant (BAJ). ^[4,3]

1 × Primary school (élémentaire) (ECOLE ELEMENTAIRE PUBLIQUE). ^[4]

1 × Hairdresser. ^[4,3]

Not found in the commune: Bakery (boulangerie), Butcher (boucherie), Grocery (épicerie / supérette), Supermarket, Café / bar, Nursery school (maternelle), GP (médecin généraliste), Pharmacy, Post office / agence postale, Library. ^[3,4]

Market and village life

Market day: unknown — nothing found in the datasets or on the commune website.

Trajectory

Population 426 (2012) → 444 (2023): 4.2 % over 10 years. ^[5,1]

Population 304 (1990) → 444 (2023): 46.1 % over 30 years. ^[6,1]

Dwellings (2023): 219, of which 7.8 % second homes and 6.8 % vacant. ^[7]

Access and surroundings

Bakery (Varacieux): 3.1 km to the south (straight line). ^[8]

Food shop (Varacieux): 2.8 km to the south (straight line). ^[8]

GP (Vatilieu): 6 km to the east (straight line). ^[9]

Pharmacy (Murinais): 6.1 km to the south (straight line). ^[10]

Primary school (Chasselay): 0.1 km to the north-west (straight line). ^[11]

Climate

An average of 11 days a year at or above 30 °C and 51 days at or below 0 °C, over 23 complete years in 1995–2024. ^[12]

Measured at the SERRE-NERPOL weather station, 3.4 km away at 630 m; the village itself is at 517 m. ^[12]

The village sits 113 m below the station, so each day's reading was shifted by 6.06 °C per km of altitude before the days were counted. Expect the result to be within about 0.68 °C. ^[12]

Muggy days — a dew point at or above 18 °C — average 0 days a summer. ^[12]

Humidity measured at GRENOBLE-ST GEOIRS, 12.2 km away at 376 m, over 30 summers. ^[12]

That station sits 141 m below the village, so each day's humidity was shifted by 3.69 °C per km before the muggy days were counted. ^[12]

An average of 1,054 mm of rain a year, spread over 112 days — about 9.4 mm on a day it rains. ^[12]

Rainfall measured at SERRE-NERPOL, 3.4 km away at 630 m. Rainfall is not adjusted for altitude: unlike temperature it has no simple gradient to correct by. ^[12]

Uncertainties

No specific uncertainties flagged.

References

1. INSEE census (RP) 2023 — 38086/2023
2. INSEE density grid 2026
3. INSEE SIRENE 2026-09
4. INSEE BPE 2025
5. INSEE census (RP) 2023 — 38086/2012
6. INSEE census (RP) 2023 — 38086/1990
7. INSEE census (RP) 2023 — 38086/logement/2023
8. INSEE BPE 2025 — 38523
9. INSEE BPE 2025 — 38526
10. INSEE BPE 2025 — 38272
11. INSEE BPE 2025 — 38086
12. Météo-France daily climatology 1995-2024