Data highlights are ordered by what stands out in Port-le-Grand.
Who lives here
Few people in Port-le-Grand are 15 to 24: 8.6%, fewer than in both Somme’s towns and compared French towns
46median age
Graduates make up 29% of adults. People 65 and over make up just over a fifth of the town, about level with compared French towns (22%) and below Somme’s towns (25%). The age that splits Port-le-Grand in two is 46.
Port-le-GrandSomme medianFrance median
Ages · share of residents
22%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma24%
CAP or BEP27%
Baccalauréat15%
Higher education29%
Women and men · all residents
53% women, 47% men
WomenFrance medianMen
About 89 men for every 100 women. Median share of women: Somme 52.5%, France 51.8%.
INSEE, census 2023 · Somme median and France median: the median of compared communes
Work & commute
Port-le-Grand has lower unemployment than Somme’s towns or compared French towns: 6.6%
4%walk, cycle or take transit
Half of residents lived on more than €26,230 a year per consumption unit, higher than Somme’s towns (€22,835) and near compared French towns (€25,970). On foot, by bike or by bus and train: that was how 4.3% of commuters travelled at the census.
How working residents got to work · census 2023
Driving90%
On foot3%
Motorbike or scooter2%
Public transport1%
Bicycle0%
0
jobs based in Port-le-Grand, 0.2 per working resident
6.6%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€26,230
median annual income per consumption unit, 2023 · median of compared French towns €25,970
Port-le-Grand is a commune of 268 people in the Communauté de communes Ponthieu-Marquenterre. TownRatings compares communes, France’s local unit: each has its own mayor and its own statistics. Its area takes in the town and the countryside around it.
Built from INSEE’s 2026 official geography (COG) and IGN Admin Express boundaries
Population
268 (INSEE, census 2023)
Intercommunality
Communauté de communes Ponthieu-Marquenterre
Département
Somme (80)
Région
Hauts-de-France
Area
4.4 sq mi (11.4 km²)
INSEE code
80637
Port-le-Grand’s neighbors
The nearest towns of 2,500 or more. The map uses IGN’s commune boundaries. See them on the map →
Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.