Waterproof is a city located in Louisiana. With a 2020 population of 545, it is the 219th largest city in Louisiana and the 12943rd largest city in the United States. Waterproof is currently declining at a rate of -2.15% annually and its population has decreased by -20.78% since the most recent census, which recorded a population of 688 in 2010. Waterproof reached it's highest population of 679 in 2010. Spanning over 1 miles, Waterproof has a population density of 782 people per square mile.
The average household income in Waterproof is $29,480 with a poverty rate of 53.07%. The median rental costs in recent years comes to $478 per month, and the median house value is $52,800. The median age in Waterproof is 40.1 years, 42.1 years for males, and 37.8 years for females. For every 100 females there are 103.8 males.