Aledo is a city located in Mercer County, in the state of Illinois (IL), United States. Nestled in the East North Central division of the Midwest region, it covers an area of 2.2 square miles (6.0 km²) and sits at an elevation of 731 ft. With a population of approximately 3,613 residents, Aledo offers a peaceful, rural atmosphere.
The town's population is composed of about 46.42% males and 53.58% females, and it has a population density of 612.95 people per square mile (622.76/km²). Aledo lies at a latitude of 41.2 and a longitude of -90.75, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (12.1%), followed by English (13.8%), German (21.8%), and Scotch-Irish (2.7%) heritage. The town is identified by the ZIP code 61231.