Pearl City is an unincorporated community and census-designated place (CDP) located in the ʻEwa District of the City & County of Honolulu on the island of Oʻahu, Hawaii. As of the 2020 census, the area had a population of 45,295 residents.
The community is situated along the north shore of Pearl Harbor. It is bordered by Waimalu to the east and Waipahu to the west. The U.S. postal code for Pearl City is 96782.