Kalaheo is a very small coastal town (i.e. on the ocean, a bay, or inlet) located in the state of Hawaii. With a population of 4,996 people and two associated neighborhoods, Kalaheo is the 30th largest community in Hawaii.

Housing costs in Kalaheo are among some of the highest in the nation, although real estate prices here don't compare to real estate prices in the most expensive communities in Hawaii.

A relatively large number of people in Kalaheo telecommute to their jobs. Overall, about 9.39% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

Kalaheo is also nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Quite often, nautical areas such as these attract visitors and locals who come to enjoy the scenery and various waterfront activities.

Being a small town, Kalaheo does not have a public transit system used by locals to get to and from work.

The education level of Kalaheo ranks among the highest in the nation. Of the 25-and-older adult population in Kalaheo, 41.09% have at least a bachelor's degree. The typical US community has just 21.84% of its adults holding a bachelor's degree or graduate degree.

The per capita income in Kalaheo in 2022 was $62,133, which is wealthy relative to Hawaii and the nation. This equates to an annual income of $248,532 for a family of four. However, Kalaheo contains both very wealthy and poor people as well.

Kalaheo is an extremely ethnically-diverse town. The people who call Kalaheo home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Kalaheo residents report their race to be White, followed by Asian. Kalaheo also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 11.61% of the town’s residents. Important ancestries of people in Kalaheo include German, Irish, English, Portuguese, and European.

The most common language spoken in Kalaheo is English. Other important languages spoken here include Pacific Island languages and Italian.