Its roughly rectangular shape, is oriented in the direction from northwest to southeast, is west of the Buenos Aires city, which separates the General Paz Avenue. On the north, it borders the General San Martin Partido separates Triunvirato Avenue, General Lavalle and ways of Ferrocarril General Urquiza. The records defined separation northeast with the Reconquista River, natural boundary with the San Miguel Partido. Meanwhile, to the south borders the partides of Morón, Hurlingham and La Matanza are separated by a number of streets and avenues.