Free Johnston County, Oklahoma topographic maps. View lat and long coordinates and historical weather information for various places in Johnston County, OK including Tishomingo, Mannsville, and Ravia.
Johnston County, Oklahoma covers an area of approximately 648 square miles with a geographic center of 34.30572371°(N), -96.63667965°(W).
These are the far north, south, east, and west coordinates of Johnston County, Oklahoma, comprising a rectangle that encapsulates it. Please note that not all coordinates inside this rectangle will fall inside of Johnston County, Oklahoma, as it (most likely) doesn't fill up the entire rectangle.
According to data gathered by the Shuttle Radar Topography Mission. The lowest elevation in Johnston County is 126 meters (413 feet). This ranks Johnston County 12th in terms of lowest elevations when compared to a total of 77 counties in Oklahoma.
Johnston County's highest elevation is 382 meters (1,253 feet) which ranks it 53rd in terms of highest elevations when compared to a total of 77 counties in Oklahoma.