Blaine is a somewhat small coastal city (i.e. on the ocean, a bay, or inlet) located in the state of Washington. With a population of 6,018 people and five associated neighborhoods, Blaine is the 127th largest community in Washington. Much of the housing stock in Blaine was built relatively recently. The construction of new real estate can often be taken as an indication that the local Blaine economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Blaine, where the median household income is $78,633.00.

Telecommuters are a relatively large percentage of the workforce: 13.99% 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.

Blaine 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.

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

The education level of Blaine citizens is substantially higher than the typical US community, as 32.05% of adults in Blaine have at least a bachelor's degree.

The per capita income in Blaine in 2022 was $37,061, which is middle income relative to Washington, and upper middle income relative to the rest of the US. This equates to an annual income of $148,244 for a family of four. However, Blaine contains both very wealthy and poor people as well.

Blaine is a very ethnically-diverse city. The people who call Blaine home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Blaine residents report their race to be White, followed by Asian. Blaine also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 15.87% of the city’s residents. Important ancestries of people in Blaine include German, English, Irish, Scots-Irish, and Norwegian.

Foreign born people are also an important part of Blaine's cultural character, accounting for 17.05% of the city’s population.

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