Kāʻanapali is a census-designated place located in the U.S. state of Hawaii. It is within Maui County in the Old Hawaii ahupuaa of Hanakaʻōʻō. It has a total area of 6.3 square miles at 20°56′5″N 156°40′46″W. The elevation is 994 feet above sea level. As of the 2010 census data, it had a total population of 1,045. The population density was 170/sq mi.