09/19/2026
John Johnston’s Upper Piqua Farm was much more than his family home. From this property, Johnston participated in some of the defining events of early Ohio and then spent decades helping shape the state that emerged from them.
Johnston settled at the farm with his family in 1811 while serving as a federal Indian agent. During the War of 1812, the property became a center of activity as Johnston worked with American Indian nations throughout western Ohio and military forces operated in the region. His responsibilities as an Indian agent continued until 1829, making the farm closely connected to the complicated history of relations between the United States government and Ohio’s American Indian peoples.
But Johnston’s influence did not end with his government service. As Ohio grew, he turned his attention toward building the institutions and infrastructure the young state needed. He served as an Ohio canal commissioner during the development of the state’s canal system, including the Miami and Erie Canal. Those waterways transformed communities such as Piqua by connecting farmers and businesses with distant markets and helping spur population and economic growth.
Johnston was also deeply interested in education, agriculture, and the preservation of Ohio history. He helped found Kenyon College, served as a trustee of Miami University and on the board at West Point, encouraged improvements in farming, and became active in organizations devoted to recording and understanding the history he had personally witnessed.
Even after Johnston’s death in 1861, his farm remained connected to major events. During the Civil War, Camp Piqua was established on the property, where the 94th and 110th Ohio Volunteer Infantry regiments organized and trained before leaving for service.
Today, the Johnston Farm & Indian Agency preserves this remarkable landscape and allows visitors to explore layers of Ohio history ranging from American Indian history and early settlement to agriculture and the canal era. Johnston’s restored home and surrounding property help tell the story of a man whose public service continued to influence transportation, education, agriculture, and historical scholarship long after his years as an Indian agent.
As a Legacy 250 site, Johnston Farm demonstrates how one historic place can connect generations of Ohio history and help us better understand the people, decisions, and events that shaped the state.
What historic place helps tell the story of your community’s impact on Ohio? Submit it to Heritage Ohio’s 250 Buildings, 250 Stories initiative and help us share the places that make Ohio unique. Submit your story here: www.heritageohio.org/250-buildings-250-stories/