Allentown City Hall Loading view. There were no results found. There were no results found. Events Allentown City Hall Allentown City Hall 435 Hamilton Street Allentown, PA 18101 US Get Directions Today Now onwards Now onwards Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file Previous Venue Easton Public Market Next Venue ArtsQuest