Summit Hall ES www.montgomeryschoolsmd.org/schools/summithalles/ 101 West Deer Park Road Gaithersburg, MD 20877 39.127172 -77.1955096 Summit Hall ES101 West Deer Park RoadGaithersburg,MD 20877 Bus Routes Phone: 301-284-4150 Fax: 301-548-7543 Mrs. Lisa J. Henry, Principal Elementary Staff Directory