Newton is a city located in Harvey County Kansas. It is also the county seat of Harvey County. With a 2020 population of 19,099, it is the 23rd largest city in Kansas and the 1928th largest city in the United States . Newton is currently growing at a rate of 0.63% annually but its population has decreased by -0.17% since the most recent census, which recorded a population of 19,132 in 2010. Newton reached it's highest population of 19,142 in 2010. Spanning over 15 miles, Newton has a population density of 1,317 people per square mile.
The average household income in Newton is $64,547 with a poverty rate of 10.71%. The median rental costs in recent years comes to $747 per month, and the median house value is $107,500. The median age in Newton is 38.3 years, 37.3 years for males, and 40.2 years for females.