About Slidell, Louisiana
Coordinates: 30°16?45?N 89°46?40?W? / ?30.27917°N 89.77778°W? / 30.27917; -89.77778Slidell ( /sla??d?l/) is a city situated on the northeast shore of Lake Pontchartrain in St. Tammany Parish, Louisiana, United States. The population was 27,068 at the 2010 census. Greater Slidell has a population of about 90,000. It is part of the New Orleans?Metairie?Kenner Metropolitan Statistical Area.