Waimea is a census-designated place (CDP) in Hawaiʻi County, Hawaiʻi, United States. The population was 7,028 at the 2000 census and 9,212 at the 2010 census. Since each U.S. state cannot have more than one post office of the same name, and there is a post office in Waimea, Kauai County, the official U.S. Post Office designation for Waimea is Kamuela, although this name is only used by the post office, not by locals or the local government. The name Waimea means reddish water.
Waimea is located in the northern part of the island of Hawaii at 20°1′26″N 155°38′50″W / 20.02389°N 155.64722°W / 20.02389; -155.64722 (20.023926, -155.647357), at an elevation of 2,676 feet (816 m) above sea level. It sits at the southern foot of Kohala, the oldest volcano on the island, and it is near the northwestern base of Mauna Kea, the highest volcano.
Hawaii Route 19 passes through the community, leading southeast 56 miles (90 km) to Hilo and southwest 43 miles (69 km) to Kailua-Kona via a route close to the shore. Hawaii Route 190 leads south from Waimea and provides a shorter inland route to Kailua-Kona of 39 miles (63 km).
According to the United States Census Bureau, the Waimea CDP has a total area of 39.3 square miles (101.9 km), of which 39.3 square miles (101.8 km) are land and 0.04 square miles (0.1 km), or 0.10%, are water.
As of the census of 2000, there were 7,028 people, 2,371 households, and 1,782 families residing in the CDP. The population density was 181.4 people per square mile (70.0/km²). There were 2,589 housing units at an average density of 66.8 per square mile (25.8/km²). The racial makeup of the CDP was 30.65% White, 0.33% Black or African American, 0.17% Native American, 20.29% Asian, 15.61% Native Hawaiian and other Pacific Islander, 0.73% from other races, and 32.23% from two or more races. Hispanic or Latino of any race were 7.80% of the population.
There were 2,371 households out of which 39.0% had children under the age of 18 living with them, 56.6% were married couples living together, 13.2% had a female householder with no husband present, and 24.8% were non-families. 18.9% of all households were made up of individuals and 5.7% had someone living alone who was 65 years of age or older. The average household size was 2.95 and the average family size was 3.36.
In the CDP the population was spread out with 29.7% under the age of 18, 7.1% from 18 to 24, 28.1% from 25 to 44, 25.0% from 45 to 64, and 10.1% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 97.4 males. For every 100 females age 18 and over, there were 94.0 males.
The median income for a household in the CDP was $51,150, and the median income for a family was $55,822. Males had a median income of $36,710 versus $27,217 for females. The per capita income for the CDP was $20,773. About 4.2% of families and 6.0% of the population were below the poverty line, including 8.7% of those under age 18 and 5.4% of those age 65 or over.
Kamuela Hawaii neighborhoods include: Anekona Estates / Kanehoa, Dryside Waimea, Kailapa, Kamuela Meadows, KaunaOa, Kipahele Hoohoa Hauhoa Uhiwai, Kohala By the Sea, Kohala Coast, Kohala Estates, Kohala Ranch, Kuhio Village, Mauna Kea Beach Resort, Papa’aloa, Puukapu Homesteads, TMLRA Golf Villas, Waiki’i Ranch, Waimea Town