Cynthiana is a city located in Posey County Indiana. With a 2020 population of 530, it is the 409th largest city in Indiana and the 13061st largest city in the United States . Cynthiana is currently declining at a rate of -0.56% annually and its population has decreased by -2.75% since the most recent census, which recorded a population of 545 in 2010. Cynthiana reached it's highest population of 544 in 2010. Spanning over 0 miles, Cynthiana has a population density of 1,329 people per square mile.
The average household income in Cynthiana is $59,456 with a poverty rate of 11.02%. The median rental costs in recent years comes to $577 per month, and the median house value is $81,500. The median age in Cynthiana is 37.1 years, 31.8 years for males, and 40.7 years for females.