|Community association||Flandre Lys|
|surface||21.15 km 2|
|Residents||4,532 (January 1, 2017)|
|Population density||214 inhabitants / km 2|
Lestrem Town Hall
Lestrem ( Dutch : De Stroom ) is a French municipality with 4532 inhabitants (at January 1, 2017) in the department of Pas-de-Calais in the region of Hauts-de-France . It belongs to the Arrondissement of Béthune and the Canton of Lillers .
Lestrem lies between the historical regions of Artois and Flanders on the border with the Nord department . The river Lawe flows through the municipality . Lestrem is surrounded by the neighboring communities of Merville in the north and north-west, La Gorgue in the north-east and east, Richebourg and Vieille-Chapelle in the south-east, La Couture in the south, Locon and Hinges in the south-west and Calonne-sur-la-Lys in the west. Most of the Merville-Calonne airfield is located in the municipality.
- Saint-Amé church, a historic monument since 1913
- Churches in the localities of La Fosse and Le Paradis
- British war cemetery
- Justin Pierre Marie Macquart (1778–1855), entomologist and Mayor of Lestrem
A partnership has existed with the Schwitten district of the German city of Menden in North Rhine-Westphalia since 1968 . Another partnership exists with the British town of Swanland in the East Riding of Yorkshire (England).