What county is Pearl City HI in

Pearl City is located Honolulu County.

Pearl City is an unincorporated community and census-designated place (CDP) located in Ewa district and Honolulu city and county on O’ahu Island . As of the 2010 census , the CDP had a total population of 47,698. Pearl City is located along the north shore of Pearl Harbor.

Is all of Oahu Honolulu County?
What is considered Honolulu County?
What are the five counties of Hawaii?
Is Honolulu a City or County?