Hillsdale, IL

ZIP code 61257 is located in Illinois and encompasses the town of Coal Valley. This area is known for its peaceful rural setting, featuring a mix of residential neighborhoods and open green spaces. One of the key landmarks in ZIP code 61257 is the Niabi Zoo, a popular family attraction showcasing a variety of animals in naturalistic habitats. Additionally, the town is home to the Oakwood Country Club, offering recreational activities and social events for members.