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The Orange Park Elementary School is a historic school in Orange Park, Florida. It is located at 1401 Plainfield Avenue. On July 15, 1998, it was added to the U.S. National Register of Historic Places. Orange Park Elementary was established in 1927 and so it is the oldest school in Clay County.

The River Road Historic District is a U.S. historic district (designated as such on July 15, 1998) located in Orange Park, Florida. The district is at the junction of River Road and Stiles Avenue. It contains ten historic buildings.

The William Helffrich House is a historic house located at 1200 Plainfield Avenue in Orange Park, Florida. It is locally significant as a frame vernacular house with Gothic Revival influences, and for being one of Orange Park's largest 19th century houses.