Welcome to Sullivan, Ohio! Founded in 1869, this charming town may be small in population (around 2,513 residents), but it’s big on history and community spirit. Known for its quaint Main Street lined with historic buildings, Sullivan offers a glimpse into the past while also embracing modern trends. Fun fact: Sullivan has a sister city relationship with Lueders, Texas, adding a touch of Texan flair to this Midwestern gem.