38.9% live in Michigan
26.4% live in Illinois
8.3% live in Wisconsin and Iowa
If you don't like people
with the name achterhof
you should probably go to
New Hampshire (None live there).
Fun fact: Michigan
is the state with the most
last name achterhof per capita.
Check out the popularity
of the last name achterhof
for each state in the map below.