Johnson County is a county in the U.S. state of Illinois. According to the 2020 census, it has a population of 13,308. Its county seat is Vienna. It is located in the southern portion of Illinois known locally as "Little Egypt".
AdSee single family homes for sale, connect with local experts and schedule the tour today. Realtor.com® puts the best tools in your hands. Find the perfect single family home & more
Neighborhood Info · Draw your own search area · Go on 3D virtual tours
Amenities: Pool, Basement, Gated, Water front, Front yard, and more