Cain Cook is a city located in Hawaii. Cain Cook has a 2020 population of 3,987. Cain Cook is currently declining at a rate of 0.00% annually and its population has increased by 16.27% since the most recent census, which recorded a population of 3,429 in 2010. Cain Cook reached it's highest population of 4,594 in 2015.
The average household income in Cain Cook is $139,809 with a poverty rate of 13.27%. The median rental costs in recent years comes to $1,440 per month, and the median house value is $473,700. The median age in Cain Cook is 34.7 years, 33.8 years for males, and 36.3 years for females. For every 100 females there are 106.0 males.