Longfossé

{{Use dmy dates|date=August 2023}}

{{Infobox French commune

|name = Longfossé

|commune status = Commune

|image = Longfossé Town Hall and School.jpg

|caption = The town hall and school of Longfossé

|image coat of arms = Blason Longfossé.svg

|arrondissement = Boulogne-sur-Mer

|canton = Desvres

|INSEE = 62524

|postal code = 62240

|mayor = Anita Thomas{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/en/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=9 August 2021|language=fr}}

|term = 2020–2026

|intercommunality = CC Desvres-Samer

|coordinates = {{coord|50.6528|1.8064|format=dms|display=inline,title}}

|elevation m = 91

|elevation min m = 39

|elevation max m = 207

|area km2 = 10.22

|population = {{France metadata Wikidata|population_total}}

|population date = {{France metadata Wikidata|population_as_of}}

|population footnotes = {{France metadata Wikidata|population_footnotes}}

}}

Longfossé ({{IPA|fr|lɔ̃fose}}) is a commune in the Pas-de-Calais department in the Hauts-de-France region of France.[https://www.insee.fr/fr/metadonnees/geographie/commune/62524-longfosse INSEE commune file]