The 2018 population estimate for Oklahoma
is 3,918,137,
a change of
2.60%
when compared to 2014. With an area of 68,596.38 square miles, this works out to a population
density of 57.12 persons/mi2.
The number of households in 2018 were estimated to
be 1,474,620, with an average
household size of 2.58.
Oklahoma's 2018 unemployment rate was
5.28%.
The average household income in Oklahoma for 2018 was
$70,262,
while the median was $51,424.