The median income of North Plainfield residents was an inflation-adjusted $31,683 per year. North Plainfield had 6,950 households in 2017, with a population of 22,092.
The city with the highest median resident income in the state was Pine Valley. Pine Valley's median income was $250,001 per year after adjusting for inflation – $218,318 more than North Plainfield. It had 2 households in 2017 and a population of 4.
Seabrook Farms had the lowest annual resident income among cities in New Jersey, with a median income of only $14,801 per year. That was $16,882 less than the median income in North Plainfield at the time. Seabrook Farms had 713 households in 2017 and a population of 2,363.
The table below shows the top 100 cities ranked by median annual resident earnings in 2017.