| Official Name: | Waimānalo |
| Settlement Type: | Census-designated place |
| Image Map1: | Oahu_ahupuaa.gif |
| Mapsize1: | 275px |
| Map Caption1: | Traditional Ahupuaa Waimānalo (easternmost) |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Honolulu |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 11.29 |
| Area Land Km2: | 11.29 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 4.36 |
| Area Land Sq Mi: | 4.36 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 6057 |
| Population Density Km2: | 536.60 |
| Population Density Sq Mi: | 1389.86 |
| Coordinates: | 21.3458°N -157.7181°W |
| Elevation Ft: | 30 |
| Postal Code Type: | ZIP code |
| Postal Code: | 96795[2] |
| Area Code: | 808 |
| Blank Name: | FIPS code |
| Blank Info: | 15-78050 |
Waimānalo (in Hawaiian pronounced as /vɐjmaːˈnɐlo/) is a census-designated place (CDP) in the District of Koʻolaupoko, in the City & County of Honolulu, on the island of Oʻahu, Hawaii, United States. This small windward community is located near the eastern end of the island. In the Hawaiian language Waimānalo means "potable water"; it is so named for the many brackish ponds in the area that were used for irrigation. As of the 2020 census, the CDP had a population of 6,057.
About 1000 meters east of Waimānalo is the neighborhood of Waimānalo Beach. Waimānalo has a small commercial center along Kalanianaʻole Highway, but is separated from the shoreline and Waimānalo Beach (the longest stretch of sandy shoreline on Oʻahu) by Bellows Air Force Station. Waimānalo is noteworthy for its local flavor and large agricultural lots in the valley that extend back towards the Koʻolau from the center of town. Numerous plant nurseries are found in this area. There are no hotels in Waimānalo.[3]
Waimānalo is the site of Sea Life Park, located near Hawaiʻi Kai on Kalanianaole Highway. The U.S. postal code for Waimānalo is 96795.
Waimānalo is located at 21.3458°N -157.7181°W. The nearest towns are Kailua to the west, and Waimānalo Beach to the east. Waimanalo Beach is located within the traditional Ahupuaa of Waimānalo. According to the United States Census Bureau, the CDP has a total area of 11.3km2, all of it land.[4]
As of the census[5] of 2000, there were 3,664 people, 849 households, and 751 families in the CDP. The population density was 9319sp=usNaNsp=us. There were 904 housing units at an average density of 2299.2sp=usNaNsp=us. The racial makeup of the CDP was 10.84% White, 0.16% Black or African American, 0.14% Native American, 26.80% Asian, 24.73% Pacific Islander, 0.33% from other races, and 37.01% from two or more races. 10.37% of the population were Hispanic or Latino of any race.
There were 849 households, 38.9% had children under the age of 18 living with them, 59.4% were married couples living together, 21.0% had a female householder with no husband present, and 11.5% were non-families. 8.5% of households were one person, and 3.3% were one person aged 65 or older. The average household size was 4.31 and the average family size was 4.42.
In the community the population was spread out, with 31.4% under the age of 18, 10.7% from 18 to 24, 28.8% from 25 to 44, 20.7% from 45 to 64, and 8.4% 65 or older. The median age was 30 years. For every 100 females there were 97.2 males. For every 100 females age 18 and over, there were 93.8 males.
The median household income was $47,594 and the median family income was $43,347. Males had a median income of $28,036 versus $21,621 for females. The per capita income for the CDP was $12,493. 8.1% of the population and 5.9% of families were below the poverty line. Out of the total population, 9.6% of those under the age of 18 and 5.7% of those 65 and older were living below the poverty line.
Waimanalo is the home of Sea Life Park, a marine biology and sea-life attraction located near Makapu'u Beach.[6] [7] Japanese sumo grand champion, Chad Rowan (aka Akebono) was born in Waimanalo.[8] A large statue of Akebono stands at the Waimanalo Shopping Center and serves as a tourist photo opportunity.[9]