Hilo is a coastal town in the State of HawaiÊ»i. It is the largest settlement on the island of HawaiÊ»i, and the second largest settlement in the state. The population was 40,759 at the 2000 census.
Hilo is the county seat of HawaiÊ»i County, HawaiÊ»i, and is situated in the South Hilo District. The town overlooks Hilo Bay, and is near two shield volcanoes, Mauna Loa, considered active, and Mauna Kea, a dormant volcano upon which some of the best ground-based astronomical observatories are placed.