The New Orleans–Metairie–Hammond combined statistical area is made up of ten parishes in southeastern Louisiana and one county in Mississippi. The statistical area consists of the New Orleans metropolitan statistical area (MSA), Hammond metropolitan statistical area, Picayune micropolitan statistical area (μSA), and the Bogalusa micropolitan statistical area. As of the 2020 census estimates, the CSA had a population of 1,510,672. The area was severely affected by Hurricane Katrina on August 29, 2005. Parishes and counties Louisiana Jefferson Orleans Plaquemines St. Bernard St. Charles St. James St. John the Baptist St. Tammany Tangipahoa Washington Mississippi Pearl River Communities Places with more than 50,000 inhabitants New Orleans (Principal city) Kenner Metairie (census-designated place) Places with 10,000 to 50,000 inhabitants Places with less than 10,000 inhabitants Demographics As of the census of 2000, there were 1,360,436 people, 515,054 households, and 347,173 families residing within the CSA. The racial makeup of the CSA was 57.7% White, 37.2% African American, 0.4% Native American, 2.1% Asian, <0.1% Pacific Islander, 1.2% from other races, and 1.4% from two or more races. Hispanic or Latino of any race were 4.3% of the population. The median income for a household in the CSA was $37,053, and the median income for a family was $42,860. Males had a median income of $35,659 versus $23,150 for females. The per capita income for the CSA was $17,474. See also Louisiana census statistical areas List of cities, towns, and villages in Louisiana List of census-designated places in Louisiana Pearl River County, Mississippi References Geography of Jefferson Parish, Louisiana Geography of Orleans Parish, Louisiana Geography of Plaquemines Parish, Louisiana Geography of St. Bernard Parish, Louisiana Geography of St. Charles Parish, Louisiana Geography of St. James Parish, Louisiana Geography of St. John the Baptist Parish, Louisiana Geography of St. Tammany Parish, Louisiana Geography of Tangipahoa Parish, Louisiana Geography of Washington Parish, Louisiana Geography of Pearl River County, Mississippi Combined statistical areas of the United States