Harmon County on the map of Oklahoma 2024. Cities, roads, borders and directions in Harmon County of Oklahoma.

Harmon County is found in the southwestern area of Oklahoma. This amazing county is named after Judson Harmon, U.S. Attorney General and Governor of Ohio. The population of Harmon County exceeds 2 thousand people. The county, organized in 1909, spans an area of 538 square miles. The county seat of Harmon County is Hollis. This map shows the borders of Harmon County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Harmon County.