Wainiha is a city located in Hawaii. Wainiha has a 2020 population of 171. Wainiha is currently declining at a rate of 0.00% annually and its population has decreased by -46.23% since the most recent census, which recorded a population of 318 in 2010. Wainiha reached it's highest population of 318 in 2010.
The average household income in Wainiha is $40,657 with a poverty rate of 45.61%. The median rental costs in recent years comes to - per month, and the median house value is $500,000. The median age in Wainiha is 37.3 years, 37.7 years for males, and 36.6 years for females. For every 100 females there are 94.3 males.