As for how density breaks down by regions of the country, the Central US is home to the most per 10,000 people (4.5), while the South ranks number two with 4.4 joints per 10,000. Then, it's the West and East coasts taking in third and fourth, with 3.7 and 2.5 fast food establishments per as many folks.
Datafiniti also looked at which restaurants have the most locations nationally. Subway sits in the number one spot, followed by McDonald's at number two and Burger King at number three. Meanwhile Taco Bell and Pizza Hut earn the number four and five spots, respectively. Interestingly, Chick-fil-A, which is reportedly on track to become the third largest chain in the country, currently sits in the No. 15 spot.
Just some more intel to consider next time you're thinking about making a big move.