65.0% live in Pennsylvania
10.0% live in California
5.0% live in Connecticut, New York, New Jersey, Maryland and Illinois
If you don't like people
called grados
you should probably move to
New Hampshire (None live there).
Interesting fact: Pennsylvania
is the state with the most
last name grados per capita.
Check out the popularity
of the last name grados
for each state in the map below.