Selbyville is a very small coastal town (i.e. on the ocean, a bay, or inlet) located in the state of Delaware. With a population of 3,093 people and five associated neighborhoods, Selbyville is the 21st largest community in Delaware. There's nothing like the smell of a brand new house, and in Selbyville, you'll find that a large proportion of houses were recently built. New growth in residential real estate is an indication that people are choosing to move to Selbyville, and putting down their money on brand new construction. Selbyville’s real estate is, on average, some of the newest in the nation. Selbyville does seem to be experiencing an influx of affluent people, because the median household income is $93,971.00.

Selbyville 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. Such areas are often places that visitors and locals go for waterfront activities or taking in the scenery.

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

The overall education level of Selbyville is somewhat higher than in the average US city of 21.84%: 28.48% of adults 25 and older in the town have at least a bachelor's degree.

The per capita income in Selbyville in 2022 was $39,852, which is middle income relative to Delaware, and upper middle income relative to the rest of the US. This equates to an annual income of $159,408 for a family of four. However, Selbyville contains both very wealthy and poor people as well.

Selbyville is a very ethnically-diverse town. The people who call Selbyville home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Selbyville residents report their race to be White, followed by Black or African-American. Selbyville also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 15.55% of the town’s residents. Important ancestries of people in Selbyville include Irish, English, German, Italian, and Polish.

The most common language spoken in Selbyville is English. Other important languages spoken here include Spanish and Italian.