october, 2015 Gaithersburg City Hall 31 S Summit Ave, Gaithersburg, MD 20877 tue27oct3:00 pm- 8:00 pmGaithersburg City Elections - Early Voting @ Gaithersburg City HallTuesday 3-8pm Event Details Event Details Early voting at City Hall (GA01) will take place on the following dates – Sunday, October 25, 2015 9 a.m.-2 p.m. Tuesday, October 27, 2015 3-8 p.m. Saturday, October 31, 2015 Noon-5 p.m. Time(Tuesday) 3:00 pm - 8:00 pm LocationGaithersburg City Hall31 S Summit Ave, Gaithersburg, MD 20877