North Henderson is a village in Mercer County, Illinois, United States.

[2] North Henderson is located in southeastern Mercer County at 41°5′23″N 90°28′31″W / 41.08972°N 90.47528°W / 41.08972; -90.47528 (41.089830, -90.475184).

According to the U.S. Census Bureau, North Henderson has a total area of 0.23 square miles (0.60 km2), all land.

There were 77 housing units at an average density of 342.7 per square mile (132.3/km2).

About 5.6% of families and 8.7% of the population were below the poverty line, including 14.9% of those under the age of eighteen and 15.6% of those sixty five or over.