[4] The Kendall County portion of Millington is part of the Chicago–Naperville–Joliet Metropolitan Statistical Area, while the LaSalle County portion is part of the Ottawa Metropolitan Statistical Area.

24.1% of all households were made up of individuals, and 5.4% had someone living alone who was 65 years of age or older.

The community is served by the Newark Fire Department, the Kendall County Sheriff's Department (through the Newark Police), the Sheridan Volunteer Fire Protection District (for ambulance service).

In the fall of 1834 the nucleus of the village was begun when George Markley and Samuel Jackson staked out the first claim and built a log cabin on the river bank near the house where Sam Adams now lives(408 Church St.).

They claimed some 600 acres on both sides of the river and the next spring the dam to furnish waterpower for a sawmill which was also begun in 1835.

A loyal Democrat, he supported the presidential campaign of Andrew Jackson with such vigor that he wore the nickname of “General” for the rest of his life.

It is populated with over 3,000 graves, including a Revolutionary War veteran buried on the north side.

Samuel’s brother, Jesse Jackson, came from Pennsylvania for a visit and was so pleased with the location that he bought out Markley’s interest and moved his family here in 1836.