Caves Valley Historic District is a national historic district near Owings Mills, Baltimore County, Maryland, United States. It is located in a natural upland valley encompassing about 2100 acre along the North Branch of the Jones Falls and its contributing courses. It includes cultivated fields, pastures, woodlands, streams, housing clusters, and agricultural structures. The vernacular buildings are log, stone, and frame, reflecting the local materials and functional plans of rural locations in the 18th and 19th centuries. It was added to the National Register of Historic Places in 1988. The Irvine Nature Center moved from its original location in Stevenson to a property here in 2008.