Copiague 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 23,429 people and six associated neighborhoods, Copiague is the 74th largest community in New York.

Housing costs in Copiague 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 New York.

One of the nice things about Copiague 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 Copiague, however, is that residents on average have to contend with a long commute, spending on average 30.42 minutes every day commuting to work. However, local public transit is widely used. For those who would prefer to avoid driving entirely and leave their car at home, it may be an option to use the transit instead.

For the size of the town, public transportation in Copiague is quite heavily used. Mostly, people who use it for their daily commute are taking the train. For Copiague, the benefits are reduced air pollution and congestion on the highways.

The education level of Copiague citizens is a little higher than the average for US cities and towns: 23.63% of adults in Copiague have at least a bachelor's degree.

The per capita income in Copiague in 2022 was $41,141, which is middle income relative to New York, and upper middle income relative to the rest of the US. This equates to an annual income of $164,564 for a family of four. However, Copiague contains both very wealthy and poor people as well.

Copiague is an extremely ethnically-diverse town. The people who call Copiague home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Copiague residents report their race to be White, followed by Black or African-American. Copiague also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 41.41% of the town’s residents. Important ancestries of people in Copiague include Italian, Irish, German, Polish, and English.

Foreign born people are also an important part of Copiague's cultural character, accounting for 29.11% of the town’s population.

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