In 2005, the town was devastated by storm surge and wind associated with Hurricane Katrina which destroyed the Mississippi River-Gulf Outlet Canal (MRGO) levee.
Meraux is located at 29°55′39″N 89°55′7″W / 29.92750°N 89.91861°W / 29.92750; -89.91861 (29.927561, -89.918508).1 According to the United States Census Bureau, the CDP has a total area of 4.8 square miles (12.4 km2), of which 4.2 square miles (10.8 km2) is land and 0.6 square mile (1.6 km2) (12.94%) is water.
In 2000,4 there were 10,192 people, 3,707 households, and 2,772 families residing in the CDP. The population density was 2,447.8 inhabitants per square mile (945.1/km2). There were 3,793 housing units at an average density of 911.0 units per square mile (351.7 units/km2). The racial makeup of the CDP was 92.71% White, 3.66% African American, 0.47% Native American, 1.63% Asian, 0.33% from other races, and 1.20% from two or more races. Hispanic or Latino of any race were 4.07% of the population. At the 2020 United States census, there were 6,804 people, 2,184 households, and 1,632 families residing in the CDP. The racial makeup was 65.06% non-Hispanic white, 14.77% Black or African American, 0.59% Native American, 2.23% Asian, 4.53% mixed or other race, and 12.82% Hispanic or Latino of any race.
Residents are zoned to schools in the St. Bernard Parish Public Schools.
As of 2007, Chalmette High School serves the population.
"US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. February 12, 2011. Retrieved April 23, 2011. https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html ↩
"Census of Population and Housing". Census.gov. Retrieved June 4, 2016. http://www.census.gov/prod/www/decennial.html ↩
"Explore Census Data". data.census.gov. Retrieved December 28, 2021. https://data.census.gov/cedsci/table?g=1600000US2249800&tid=DECENNIALPL2020.P2 ↩
"U.S. Census website". United States Census Bureau. Retrieved January 31, 2008. https://www.census.gov ↩