Boulogne Sur Mer is a town in Buenos Aires Province, Argentina. It is in San Isidro Partido and forms part of the Greater Buenos Aires urban conurbation, 26 km (16,25 mi) north of Buenos Aires. It has a population of 89,046 (2001 INDEC census). The town is named after the city of Boulogne-sur-Mer in northern France, where the Argentine general José de San Martín died in 1850.

By rail, the town in served by the narrow gauge Belgrano Norte Line, which has both regular and differential services. National Route 9 also passes through the town, giving direct access to the city of Buenos Aires and to provinces to the west.

Boulogne Sur Mer has a diverse educational landscape, offering various options for primary, secondary, and tertiary education. The town is home to several notable educational institutions, including both public and private schools.

One of the prominent schools in Boulogne Sur Mer is the coeducational Colegio Cardenal Newman, a private Catholic school founded in 1948. The school offers education from kindergarten through secondary levels and is known for its rigorous academic programs and emphasis on Catholic values.

While Boulogne Sur Mer itself does not host any universities, its proximity to Buenos Aires provides residents with access to numerous higher education institutions. Many students from Boulogne Sur Mer commute to universities in the capital or other nearby cities to pursue their tertiary education.

Like many towns in Buenos Aires Province, Boulogne Sur Mer likely offers adult education programs through its secondary schools. These programs, known as "Educación Secundaria Modalidad de Educación Permanente de Jóvenes y Adultos," are designed to provide secondary education to young people and adults who did not complete their studies earlier in life.

Goethe-Schule Buenos Aires, a German school, is in Boulogne.