69.8% live in Texas
9.4% live in California
2.6% live in New York
If you don't like people
called yzaguirre
you should probably go to
New Hampshire (None live there).
Interesting fact: Texas
is the state with the most
last name yzaguirre per capita.
Check out the popularity
of the last name yzaguirre
for each state in the map below.