Middleville is a city located in New York. With a 2020 population of 487, it is the 529th largest city in New York and the 13429th largest city in the United States. Middleville is currently declining at a rate of -0.41% annually and its population has decreased by -4.88% since the most recent census, which recorded a population of 512 in 2010. Middleville reached it's highest population of 515 in 2011. Spanning over 1 miles, Middleville has a population density of 637 people per square mile.
The average household income in Middleville is $60,996 with a poverty rate of 4.91%. The median rental costs in recent years comes to $558 per month, and the median house value is $91,100. The median age in Middleville is 37.9 years, 38.3 years for males, and 37.8 years for females. For every 100 females there are 111.1 males.