The Bonnet Carré Crevasse occurred in and near the present-day location of Montz. It was one of several levee breaches in the Bonnet Carré area in the mid-to-late-1800s.[4] Bonnet Carré was approximately 50 kilometers from New Orleans, Louisiana.[5] The breach occurred when excess water from the Mississippi River flowed over the east bank levee of Bonnet Carré.
Montz is located between LaPlace, Louisiana and the Bonnet Carré Spillway. It was separated from the other municipalities and communities on the east bank of the Mississippi River in St. Charles Parish by the construction of the spillway, which was completed in 1931.
OnDecember 14, 2022, the town was hit by a destructive and deadly EF2 tornado that damaged or destroyed numerous structures, killed one person, and injured eight others.[6]
According to the United States Census Bureau, the CDP has a total area of 3.5 square miles (9.1 km2), of which 2.8 square miles (7.3 km2) is land and 0.7 square miles (1.8 km2) (19.66%) is water.
Montz CDP, Louisiana – Racial and ethnic composition Note: the US census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.
In 2020, its population was 2,106, up from 1,918 at the 2010 census. Among its population in 2020, 74.26% were non-Hispanic white, 14.72% African American, 0.66% Native American, 0.43% Asian, 0.76% other, 3.56% multiracial, and 5.60% Hispanic or Latino of any race.
^"Destrehan High School" (Archive). AdvancED. p. 4. Retrieved on December 3, 2016. "The school pulls from the five communities which make up the East Bank of St. Charles Parish: Destrehan, Montz, New Sarpy, Norco, and St. Rose."
