Hawaii Route 31 begins in at an intersection with Hawaii Routes 310 and 311 in a census-designated place with at the 2010 census a population of what?
Kihei, Hawaii: Kīhei is a census-designated place (CDP) in Maui County, Hawaiʻ i, United States. Kihei, Hawaii:  The population was 20,881 at the 2010 census.
i don't know