Mermentau is located in Louisiana. Mermentau, Louisiana 70556has a population of 815. Mermentau 70556 is more family-centric than the surrounding county with 35.62% of the households containing married families with children. The county average for households married with children is 34.17%.
The median household income in Mermentau, Louisiana 70556 is $31,667. The median household income for the surrounding county is $40,492 compared to the national median of $57,652. The median age of people living in Mermentau 70556 is 34.9 years.
The average high temperature in July is 91.3 degrees, with an average low temperature in January of 40.9 degrees. The average rainfall is approximately 61.3 inches per year, with 0.1 inches of snow per year.
