Delphi is a city located in Carroll County Indiana. It is also the county seat of Carroll County. With a 2020 population of 2,933, it is the 157th largest city in Indiana and the 6321st largest city in the United States . Delphi is currently growing at a rate of 0.41% annually and its population has increased by 1.38% since the most recent census, which recorded a population of 2,893 in 2010. Delphi reached it's highest population of 3,042 in 1980. Spanning over 3 miles, Delphi has a population density of 1,080 people per square mile.
The average household income in Delphi is $52,946 with a poverty rate of 17.82%. The median rental costs in recent years comes to $692 per month, and the median house value is $82,600. The median age in Delphi is 42.3 years, 37 years for males, and 48 years for females.