27.5% live in Rhode Island
15.3% live in New York
13.2% live in Massachusetts
If you don't like people
with the name montecalvo
you should probably move to
New Hampshire (None live there).
Interesting fact: Rhode Island
is the state with the most
last name montecalvo per capita.
Check out the popularity
of the last name montecalvo
for each state in the map below.