McNair is a city located in Virginia. McNair has a 2020 population of 20,771. McNair is currently declining at a rate of 0.00% annually and its population has increased by 18.60% since the most recent census, which recorded a population of 17,513 in 2010. McNair reached it's highest population of 21,183 in 2017.
The average household income in McNair is $119,041 with a poverty rate of 3.85%. The median rental costs in recent years comes to $1,842 per month, and the median house value is $421,800. The median age in McNair is 32.1 years, 31.9 years for males, and 32.5 years for females. For every 100 females there are 98.1 males.