Mercerville is a city located in New Jersey. Mercerville has a 2020 population of 12,574. Mercerville is currently declining at a rate of 0.00% annually and its population has decreased by -4.96% since the most recent census, which recorded a population of 13,230 in 2010. Mercerville reached it's highest population of 13,371 in 2015.
The average household income in Mercerville is $100,648 with a poverty rate of 4.64%. The median rental costs in recent years comes to $1,317 per month, and the median house value is $258,600. The median age in Mercerville is 44 years, 42.7 years for males, and 45.2 years for females. For every 100 females there are 88.3 males.