Middlesex County on the map of Massachusetts 2024. Cities, roads, borders and directions in Middlesex County of Massachusetts.

Middlesex County is the largest county in Massachusetts in terms of population (1.6 million people). It has county seats in Lowell and Cambridge. The total area of Middlesex County is 847 square miles. This map shows the borders of Middlesex 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 Middlesex County.