Le Plessier-Rozainvillers

Identity

Le Plessier-Rozainvillers (INSEE 80628) is in Somme (80), part of CC Avre Luce Noye. Population 753 (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/80628-le-plessier-rozainvillers

Vitality score

Vitality score 22.4/100 — Few services (model fr-v0.2).

Confidence: high.

Better served than 20 % of the 16,000 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, but no food shop and nowhere to eat or drink. ^[3,4]

1 × Primary school (élémentaire) (ECOLE PRIMAIRE PUBLIQUE). ^[3]

Not found in the commune: Bakery (boulangerie), Butcher (boucherie), Grocery (épicerie / supérette), Supermarket, Restaurant, 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 706 (2012) → 753 (2023): 6.7 % over 10 years. ^[5,1]

Population 582 (1990) → 753 (2023): 29.4 % over 30 years. ^[6,1]

Dwellings (2023): 326, of which 1.8 % second homes and 8.3 % vacant. ^[7]

Access and surroundings

Bakery (Trois-Rivières): 4.1 km to the south (straight line). ^[8]

Food shop (La Neuville-Sire-Bernard): 2.8 km to the west (straight line). ^[9]

GP (Trois-Rivières): 3.1 km to the south (straight line). ^[8]

Pharmacy (Hangest-en-Santerre): 3.8 km to the east (straight line). ^[10]

Primary school (Le Plessier-Rozainvillers): 0.1 km to the west (straight line). ^[11]

Climate

An average of 8 days a year at or above 30 °C and 46 days at or below 0 °C, over 29 complete years in 1995–2024. ^[12]

Measured at the ROUVROY-EN-SANTERRE weather station, 10.6 km away at 95 m; the village itself is at 104 m. ^[12]

Muggy days — a dew point at or above 18 °C — average 1 day a summer. ^[12]

Humidity measured at ROUVROY-EN-SANTERRE, 10.6 km away at 95 m, over 30 summers. ^[12]

An average of 709 mm of rain a year, spread over 119 days — about 6 mm on a day it rains. ^[12]

Rainfall measured at LE-PLESSIER-ROZAINVILLERS, 0.6 km away at 105 m. Rainfall is not adjusted for altitude: unlike temperature it has no simple gradient to correct by. ^[12]

What property sold for

60 houses sold between 2021 and 2025, at a median of 125,535 € — 1,373 € per m² of built surface. ^[13]

The median across Somme is 1,471 € per m², so this commune sits about level with it. ^[13]

These are recorded sale prices, not valuations or asking prices, and a median over five years spans five different markets. Built surface excludes land, which carries much of a rural property's value.

Uncertainties

No specific uncertainties flagged.

References

1. INSEE census (RP) 2023 — 80628/2023
2. INSEE density grid 2026
3. INSEE BPE 2025
4. INSEE SIRENE 2026-09
5. INSEE census (RP) 2023 — 80628/2012
6. INSEE census (RP) 2023 — 80628/1990
7. INSEE census (RP) 2023 — 80628/logement/2023
8. INSEE BPE 2025 — 80625
9. INSEE BPE 2025 — 80595
10. INSEE BPE 2025 — 80415
11. INSEE BPE 2025 — 80628
12. Météo-France daily climatology 1995-2024
13. DVF (DGFiP property transactions) 2021-2025