Wellington is a village in Lovejoy Township, Iroquois County, Illinois, United States. The population was 264 at the 2000 census.Wellington is located at 40°32′29″N 87°40′51″W / 40.54139°N 87.68083°W / 40.54139; -87.68083.According to the 2010 census, Wellington has a total area of 0.28 square miles, all land.As of the census of 2000, there were 264 people, 111 households, and 82 families residing in the village. The population density was 954.0 people per square mile. There were 118 housing units at an average density of 426.4 per square mile. The racial makeup of the village was 99.62% White and 0.38% Native American. Hispanic or Latino of any race were 1.89% of the population.There were 111 households out of which 25.2% had children under the age of 18 living with them, 62.2% were married couples living together, 7.2% had a female householder with no husband present, and 26.1% were non-families. 22.5% of all households were made up of individuals and 7.