Erath is a city located in Louisiana. With a 2020 population of 2,027, it is the 116th largest city in Louisiana and the 7562nd largest city in the United States. Erath is currently declining at a rate of -0.93% annually and its population has decreased by -4.12% since the most recent census, which recorded a population of 2,114 in 2010. Erath reached it's highest population of 2,114 in 2010. Spanning over 2 miles, Erath has a population density of 1,154 people per square mile.
The average household income in Erath is $54,767 with a poverty rate of 14.75%. The median rental costs in recent years comes to $608 per month, and the median house value is $82,400. The median age in Erath is 38.2 years, 33.8 years for males, and 40.8 years for females. For every 100 females there are 105.3 males.