27.5% live in Pennsylvania
10.1% live in California
7.3% live in New York
If you don't like people
called mcclenaghan
you should probably move to
New Hampshire (None live there).
Cool fact: Pennsylvania
is the state with the most
last name mcclenaghan per capita.
Check out the popularity
of the last name mcclenaghan
for each state in the map below.