Keaau is a city located in Hawaii. Keaau has a 2020 population of 2,493. Keaau is currently declining at a rate of 0.00% annually and its population has increased by 10.65% since the most recent census, which recorded a population of 2,253 in 2010. Keaau reached it's highest population of 2,672 in 2016.
The average household income in Keaau is $85,382 with a poverty rate of 11.04%. The median rental costs in recent years comes to $1,196 per month, and the median house value is $305,100. The median age in Keaau is 44.6 years, 40.5 years for males, and 47.8 years for females. For every 100 females there are 88.9 males.