Seaford is a medium-sized coastal town (i.e. on the ocean, a bay, or inlet) located in the state of New York. With a population of 15,251 people and four associated neighborhoods, Seaford is the 122nd largest community in New York.

Seaford home prices are not only among the most expensive in New York, but Seaford real estate also consistently ranks among the most expensive in America.

Also of interest is that Seaford 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: 8.36% 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.

Because of many things, Seaford is a very good place for families to consider. With an enviable combination of good schools, low crime, college-educated neighbors who tend to support education because of their own experiences, and a high rate of home ownership in predominantly single-family properties, Seaford really has some of the features that families look for when choosing a good community to raise children. Is Seaford perfect? Of course not, and if you like frenetic nightlife, it will be far from your cup of tea. But overall this is a solid community, with many things to recommend it as a family-friendly place to live.

One of the nice things about Seaford is that it is nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Because of this, visitors and locals will often go to these areas to take in the scenery or to enjoy waterfront activities.

One downside of living in Seaford is that it can take a long time to commute to work. In Seaford, the average commute to work is 35.86 minutes, which is quite a bit higher than the national average. On the other hand, local public transit is widely used in the town, so leaving the car at home and taking transit is often a viable alternative.

Even though Seaford is a smaller town, it has many people who hop on public transportation – mostly the train for their daily commute to work. Typically, these people are commuting to good jobs in the surrounding cities.

The education level of Seaford ranks among the highest in the nation. Of the 25-and-older adult population in Seaford, 42.59% 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 Seaford in 2022 was $60,705, which is wealthy relative to New York and the nation. This equates to an annual income of $242,820 for a family of four.

Seaford is a somewhat ethnically-diverse town. The people who call Seaford home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Seaford residents report their race to be White, followed by Asian. Important ancestries of people in Seaford include Italian, Irish, German, Polish, and English.

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