Plainview is a city located in Nassau County New York. Plainview has a 2020 population of 26,453. Plainview is currently declining at a rate of 0.00% annually and its population has increased by 0.90% since the most recent census, which recorded a population of 26,217 in 2010. Plainview reached it's highest population of 26,453 in 2019.
The average household income in Plainview is $177,997 with a poverty rate of 3.20%. The median rental costs in recent years comes to $1,566 per month, and the median house value is $594,000. The median age in Plainview is 44.1 years, 42.7 years for males, and 45.4 years for females.