Platte County on the map of Missouri 2024. Cities, roads, borders and directions in Platte County of Missouri.

Platte County is situated on the western edge of Missouri. This particular county is named after Platte River, a tributary of the Missouri River, which is in turn named for the French word "platte" meaning flat or shallow. The total area of Platte County is about 420 square miles. This county, set up in 1838, is populated today by at least 109 thousand residents. Platte City is the county seat of Platte County. This map shows the borders of Platte 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 Platte County.