Doyline is a city located in Louisiana. With a 2020 population of 755, it is the 195th largest city in Louisiana and the 11552nd largest city in the United States. Doyline is currently declining at a rate of -1.31% annually and its population has decreased by -7.70% since the most recent census, which recorded a population of 818 in 2010. Doyline reached it's highest population of 819 in 2010. Spanning over 3 miles, Doyline has a population density of 227 people per square mile.
The average household income in Doyline is $40,154 with a poverty rate of 40.39%. The median rental costs in recent years comes to $742 per month, and the median house value is $71,400. The median age in Doyline is 35.5 years, 30.6 years for males, and 38.8 years for females. For every 100 females there are 63.9 males.