Clopper Mill ES www.montgomeryschoolsmd.org/schools/cloppermilles/ 18501 Cinnamon Drive Germantown, MD 20874 39.157654 -77.264716 Clopper Mill ES18501 Cinnamon DriveGermantown,MD 20874 Bus Routes Phone: 240-740-2180 Fax: 301-353-8068 Mr. Lawrence D. Chep, Principal Staff Directory