21.6% live in Illinois
13.6% live in New York
12.8% live in Pennsylvania
If you don't like people
with the name szymczak
you should probably go to
New Hampshire (None live there).
Interesting fact: Wisconsin
is the state with the most
last name szymczak per capita.
Check out the popularity
of the last name szymczak
for each state in the map below.