New Madrid County on the map of Missouri as of 2025. Cities, roads, borders and directions in New Madrid County of Missouri.

New Madrid County is located in the southeastern corner of Missouri. This famous county is named after Madrid, the Spanish capital. The county seat of New Madrid County is New Madrid. Formed in 1812, today New Madrid County is home to 16 thousand residents. This map shows the borders of New Madrid County as well as neighboring counties, including major highways and natural objecsts as of 2025. 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 New Madrid County.