From the comments
Electoral Explained (copied and edited from an anonymous post)
There are 3,141 counties in the United States
Trump won 3,084 counties in the United States
Clinton won 57 counties in the United States.
There are 63 counties in the New York State
Trump won 46 counties in the New York State
Clinton won 16 counties in the New York State
Clinton won the popular vote by approximately 1.5 million votes
In the 5 counties that encompass the New York City
(Bronx, Brooklyn, Manhattan, Richmond, Queens)
Clinton received well over 2 million more votes than Trump
(Clinton won 4 or these counties, Trump won Richmond)
These 5 counties alone accounted for Clinton winning the popular vote for the entire country.
These 5 counties comprise of 319 square miles.
The United States comprise of 3,797,000 square miles.
Should these 5 counties dictate the outcome of the entire country?