Markleville is a city located in Indiana. With a 2020 population of 514, it is the 413th largest city in Indiana and the 13188th largest city in the United States. Markleville is currently declining at a rate of 0.00% annually and its population has decreased by -2.65% since the most recent census, which recorded a population of 528 in 2010. Markleville reached it's highest population of 528 in 2010. Spanning over 1 miles, Markleville has a population density of 927 people per square mile.
The average household income in Markleville is $61,240 with a poverty rate of 9.07%. The median rental costs in recent years comes to $850 per month, and the median house value is $89,800. The median age in Markleville is 41.9 years, 43.4 years for males, and 41.2 years for females. For every 100 females there are 83.0 males.