Warsaw is a city located in Kosciusko County Indiana. It is also the county seat of Kosciusko County. With a 2020 population of 15,320, it is the 60th largest city in Indiana and the 2285th largest city in the United States . Warsaw is currently growing at a rate of 0.56% annually and its population has increased by 12.99% since the most recent census, which recorded a population of 13,559 in 2010. Warsaw reached it's highest population of 15,320 in 2021. Spanning over 15 miles, Warsaw has a population density of 1,146 people per square mile.
The average household income in Warsaw is $65,142 with a poverty rate of 12.46%. The median rental costs in recent years comes to $827 per month, and the median house value is $135,200. The median age in Warsaw is 31.3 years, 30.4 years for males, and 32.5 years for females.