Monrovia was laid out in 1834 and incorporated in 1995. The town of Monrovia is located in the northern part of Morgan County, Indiana. It is in Monroe Township which explains the origin of the name.
The Town of Monrovia had a population of 1,348 as of July 1, 2016. Monrovia ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Indiana.
The primary coordinate point for Monrovia is located at latitude 39.5872 and longitude -86.4754 in Morgan County. The formal boundaries for the Town of Monrovia encompass a land area of 1.77 sq. miles and a water area of 0 sq. miles. Morgan County is in the Eastern time zone (GMT -5). The elevation is 804 feet.