Carthage is a city located in Rush County Indiana. With a 2020 population of 887, it is the 328th largest city in Indiana and the 10816th largest city in the United States . Carthage is currently declining at a rate of -0.11% annually and its population has decreased by -4.31% since the most recent census, which recorded a population of 927 in 2010. Carthage reached it's highest population of 932 in 2010. Spanning over 1 miles, Carthage has a population density of 1,569 people per square mile.
The average household income in Carthage is $48,370 with a poverty rate of 19.60%. The median rental costs in recent years comes to $763 per month, and the median house value is $81,700. The median age in Carthage is 34.4 years, 31.6 years for males, and 36.1 years for females.