| Official Name: | Honaunau-Napo’opo’o, Hawaii |
| Native Name: | Hōnaunau-Nāpōopoo |
| Settlement Type: | Census-designated place |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Hawaii |
| Subdivision Type2: | County |
| Subdivision Name2: | Hawaiʻi |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 108.49 |
| Area Land Km2: | 98.43 |
| Area Water Km2: | 10.06 |
| Area Total Sq Mi: | 41.89 |
| Area Land Sq Mi: | 38.01 |
| Area Water Sq Mi: | 3.88 |
| Population As Of: | 2020 |
| Population Total: | 2416 |
| Population Density Km2: | 24.54 |
| Population Density Sq Mi: | 63.57 |
| Timezone: | Hawaii-Aleutian |
| Utc Offset: | -10 |
| Coordinates: | 19.4511°N -155.8903°W |
| Elevation Ft: | 750 |
| Area Code: | 808 |
| Blank Name: | FIPS code |
| Blank Info: | 15-16160 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2414045 |
Hōnaunau-Nāpōopoo (Hawaiian: Hōnaunau-Nāpō{{okina) is a census-designated place (CDP) in Hawaiʻi County, Hawaii, United States. The population was 2,416 at the 2020 census.
Hōnaunau-Nāpōʻopoʻo is located on the west side of the island of Hawaiʻi at 19.446°N -155.8871°W.[2] It is bordered to the north by the Captain Cook CDP and to the west by the Pacific Ocean. It contains the unincorporated community of Hōnaunau in the southwest corner of the CDP, on Hōnaunau Bay, and Nāpōopoo in the northwest corner, on Kealakekua Bay.
Hawaii Route 11 is the main road through the CDP, leading north to Kailua-Kona and south to Nāʻālehu. Hawaii Route 160 winds downhill from Route 11 to connect the communities of Hōnaunau and Nāpōʻopoʻo.
According to the United States Census Bureau, the Honaunau-Napoopoo CDP has a total area of 105.4km2, of which 98.4km2 are land and 7km2, or 6.66%, are water.[3]
Nāpōʻopoʻo has a tropical monsoon climate (Köppen Am) with uniformly warm temperatures year-round.
As of the census[4] of 2000, there were 2,414 people, 846 households, and 591 families residing in the CDP. The population density was 63.5sp=usNaNsp=us. There were 944 housing units at an average density of 24.8sp=usNaNsp=us. The racial makeup of the CDP was 35.29% White, 0.29% African American, 0.87% Native American, 17.48% Asian, 14.21% Pacific Islander, 2.07% from other races, and 29.78% from two or more races. Hispanic or Latino of any race were 6.13% of the population. There were 846 households, out of which 30.1% had children under the age of 18 living with them, 50.4% were married couples living together, 11.9% had a female householder with no husband present, and 30.1% were non-families. 20.3% of all households were made up of individuals, and 5.2% had someone living alone who was 65 years of age or older. The average household size was 2.85 and the average family size was 3.35.
In the CDP the population was spread out, with 25.1% under the age of 18, 8.2% from 18 to 24, 23.7% from 25 to 44, 31.0% from 45 to 64, and 11.9% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 104.6 males. For every 100 females age 18 and over, there were 104.5 males. The median income for a household in the CDP was $41,912, and the median income for a family was $47,679. Males had a median income of $31,201 versus $24,453 for females. The per capita income for the CDP was $20,025. About 11.6% of families and 13.5% of the population were below the poverty line, including 12.8% of those under age 18 and 5.8% of those age 65 or over.
Hawaiʻi Department of Education operates public schools. Hōnaunau Elementary School is in the CDP.[5]
The climate data for Hōnaunau-Nāpōʻopoʻo is retrieved from the Desert Research Institute's Western Regional Climate Center.