Millville 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 1,989 people and two associated neighborhoods, Millville is the 27th largest community in Delaware. Millville has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Millville, where the median household income is $92,961.00.

Millville home prices are not only among the most expensive in Delaware, but Millville real estate also consistently ranks among the most expensive in America.

Also of interest is that Millville has more people living here who work in computers and math than 95% of the places in the US.

Telecommuters are a relatively large percentage of the workforce: 21.55% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. 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.

Another notable thing is that Millville is an extremely popular vacation destination. A significant portion of the population is seasonal. During the vacation season, the town experiences a large influx of people who take up residence in second homes they own in the area. As the vacation season ends, the population drops again, leaving behind a substantially quieter and smaller town.

In addition, Millville is home to many people who could be described as "urban sophisticates". Urban sophisticates are educated, wealthy, executives and professionals, who have urbane tastes in books, food, and travel, whether they actually live in a big city, or choose to reside in a small town. In big or medium-sized cities, urban sophisticates tend to frequent art institutions such as opera, symphonies, ballet, live theatre, and museums.

Millville 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.

If knowledge is power, Millville is a pretty powerful place. 52.41% of the adults in Millville have earned a 4-year college degree, masters degree, MD, law degree, or even PhD. Compare that to the national average of 21.84% for all cities and towns.

The per capita income in Millville in 2022 was $59,054, which is wealthy relative to Delaware and the nation. This equates to an annual income of $236,216 for a family of four.

The people who call Millville home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Millville residents report their race to be White, followed by Asian. Important ancestries of people in Millville include Irish, German, Italian, English, and French.

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