Confidence votes 27.7K. The highest point in Maine is Mount Katahdin at 1,599 m or 5,246 ft. Located in north central Maine in Baxter State Park Latitude/Longitude 45.904 / -68.922. The highest point in Maine is Mount Katahdin at 1,599 m or 5,246 ft. Located in north central Maine in Baxter State Park Latitude/Longitude 45.904 / -68.922.