2020 census As of the
2020 census, East Honolulu had a population of 50,922. The median age was 50.3 years. 4.2% of residents were under the age of 5, 18.2% were under the age of 18, and 27.6% were 65 years of age or older. For every 100 females there were 95.5 males, and for every 100 females age 18 and over there were 92.7 males age 18 and over. There were 18,400 households in East Honolulu, of which 29.3% had children under the age of 18 living in them. Of all households, 60.8% were married-couple households, 13.1% were households with a male householder and no spouse or partner present, and 21.8% were households with a female householder and no spouse or partner present. About 18.6% of all households were made up of individuals and 11.3% had someone living alone who was 65 years of age or older. There were 20,159 housing units, of which 8.7% were vacant. The homeowner vacancy rate was 1.7% and the rental vacancy rate was 10.0%. ==Education==