The biggest city on the island of Hawaii is Hilo, which has a population of 43, 263 according to the 2010 census. It is located on the east side of the Big Island and is the largest settlement on the island. Hilo is known for its tropical rainforest climate, lush vegetation, and beautiful beaches. It is also home to the University of Hawaii at Hilo and the Merrie Monarch Festival, an annual celebration of Hawaiian culture.