Biddeford is a medium-sized coastal city (i.e. on the ocean, a bay, or inlet) located in the state of Maine. With a population of 22,450 people and seven associated neighborhoods, Biddeford is the sixth largest community in Maine. Biddeford has an unusually large stock of pre-World War II architecture, making it one of the older and more historic cities.

Biddeford real estate is some of the most expensive in Maine, although Biddeford house values don't compare to the most expensive real estate in the U.S.

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

A relatively large number of people in Biddeford telecommute to their jobs. Overall, about 10.30% 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.

Biddeford 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.

The overall education level of Biddeford is somewhat higher than in the average US city of 21.84%: 26.64% of adults 25 and older in the city have at least a bachelor's degree.

The per capita income in Biddeford in 2022 was $36,617, which is middle income relative to Maine, and upper middle income relative to the rest of the US. This equates to an annual income of $146,468 for a family of four. However, Biddeford contains both very wealthy and poor people as well.

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

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