Today, JCHS owns and maintains nine historic properties throughout Jefferson County, Nebraska including:
-The Rock Island Railroad Museum, Fairbury, NE
-District 10 Schoolhouse, Alexandria, NE
-W.C. Smith House and Lime Kiln, rural Fairbury, NE
-The Diller Bank Museum, Diller, NE
-Steele City Historic District, Steele City, NE