Posen, IL, is a small village in Cook County, located just south of Chicago, with a population of around 5,600 as of the 2020 census. Known for its tight-knit community and rich cultural diversity, Posen blends suburban charm with urban accessibility, sitting near major highways like I-57 and I-294. The village has a strong Polish heritage, reflected in local traditions and businesses, alongside a growing Hispanic population that adds vibrancy to its cultural fabric. Posen offers a mix of residential areas, local parks, and small businesses, with a focus on community events like the annual Posen Park Fest. Its proximity to Chicago makes it an appealing spot for those seeking affordable living with easy access to city amenities.

Posen currently has 9 single family homes for sale with an average list price of $238,400. The average annual property tax for Posen is $3,392.90.