The majority of people
with the surname Koos
are born in November
and die in December
born dead
15.2% live in Illinois
10.1% live in New York
9.4% live in Iowa
If you don't like people
called koos
you should probably go to
Maine (None live there).
Interesting fact: Iowa
is the state with the most
last name koos per capita.
Check out the popularity
of the last name koos
for each state in the map below.
Net Worth
of people with the last name
Koos
Considering all of the
shown facts and stats
the estimated average
net worth is:
$111,600
