Gallipolis is a city located in Ohio. With a 2020 population of 3,578, it is the 301st largest city in Ohio and the 5719th largest city in the United States. Gallipolis is currently growing at a rate of 0.20% annually but its population has decreased by -1.73% since the most recent census, which recorded a population of 3,641 in 2010. Gallipolis reached it's highest population of 8,775 in 1960. Spanning over 4 miles, Gallipolis has a population density of 995 people per square mile.
The average household income in Gallipolis is $60,587 with a poverty rate of 35.26%. The median rental costs in recent years comes to $679 per month, and the median house value is $120,600. The median age in Gallipolis is 38.5 years, 32.9 years for males, and 46 years for females. For every 100 females there are 96.7 males.