Momence is a city in Kankakee County, Illinois, United States. The population was 3,171 at the 2000 census, and 3,063 in 2009. It is part of the Kankakee–Bradley Metropolitan Statistical Area and the Chicago–Naperville–Michigan City, IL-IN-WI Combined Statistical Area.
According to the United States Census Bureau, the city has a total area of 1.5 square miles (3.8 km²), of which, 1.4 square miles (3.5 km²) of it is land and 0.1 square miles (0.2 km²) of it (5.52%) is water.
As of the census of 2000, there were 3,171 people, 1,159 households, and 784 families residing in the city. The population density was 2,316.3 people per square mile (893.7/km²). There were 1,223 housing units at an average density of 893.3 per square mile (344.7/km²). The racial makeup of the city was 89.18% White, 4.32% African American, 0.19% Native American, 0.09% Asian, 4.95% from other races, and 1.26% from two or more races. Hispanic or Latino of any race were 11.38% of the population.