Heʻeia is a census-designated place comprising several neighborhoods located in the City& County of Honolulu and the Koʻolaupoko District on the island of Oʻahu north of Kāneʻohe. In Hawaiian the words heʻe ʻia mean "washed away", alluding to a victory achieved by the populace against others from leeward Oʻahu, aided by a tsunami that washed the combatants off the shore. Heʻeia includes Haʻikū Valley and Heʻeia Kea. The population was 5,001 at the 2020 census.