When all registered voters have voted, sometimes one minute later, the result is announced.
Dixville Notch competes with several other towns and villages in New Hampshire for the honour of first to declare, including Hart’s Location.
When will we know who has won?
Usually by around 11pm on the East Coast (4am GMT) it has become clear that one side has prevailed. The magic number is 270 electoral college votes – each state, plus Washington DC, is awarded a certain number of electoral votes based roughly on size.
When the winner is beyond doubt, the losing candidate calls the winner to concede. Both Mrs Clinton and Mr Trump will give a speech: one to claim victory and the other admit defeat. But there is always the possibility – as happened in 2000 – that at the end of Election Day we may still not know who has won.
What time are the US election results in the UK and what is the timetable for the night? – Telegraph.co.uk