Dillon State Park is a recreational area located in the state of Ohio, United States. It encompasses 2,285 acres of land and offers a variety of outdoor activities to visitors. The park is situated on the western shore of Dillon Lake, which was created in 1961 by the construction of a dam along the Licking River.

One of the main reasons to visit Dillon State Park is for its outdoor recreational opportunities. Visitors can enjoy boating, fishing, swimming, hiking, camping, and picnicking. The park has a marina with boat rentals, as well as several boat launch ramps. Fishing is a popular activity, with species such as bass, catfish, and crappie found in Dillon Lake.

There are several points of interest within Dillon State Park, including the Dillon Dam and Overlook. This area offers scenic views of the lake and surrounding landscape. The park also has several hiking trails, including the 2.5-mile Lakeshore Trail and the 6.5-mile Black Locust Trail.

Interesting facts about Dillon State Park include that it was named after John Dillon, a local businessman and politician who advocated for the construction of the dam and lake. The park was also used as a training ground for soldiers during World War II.

The best time of year to visit Dillon State Park depends on personal preferences and the activities one wishes to participate in. Summer is a popular time for boating, swimming, and camping, while fall offers beautiful foliage and cooler temperatures for hiking. Winter activities include ice fishing and cross-country skiing.