Washington is a somewhat small city located in the state of Iowa. With a population of 7,252 people and two associated neighborhoods, Washington is the 57th largest community in Iowa. Washington has an unusually large stock of pre-World War II architecture, making it one of the older and more historic cities.

Also of interest is that Washington 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: 7.82% 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.

The population of Washington overall has a level of education that is slightly above the US average for all US cities and towns of 21.84%. Of adults 25 and older in Washington, 21.45% have at least a bachelor's degree.

The per capita income in Washington in 2022 was $35,124, which is middle income relative to Iowa and the nation. This equates to an annual income of $140,496 for a family of four. However, Washington contains both very wealthy and poor people as well.

Washington is a somewhat ethnically-diverse city. The people who call Washington home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Washington residents report their race to be White, followed by Asian. Washington also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 11.06% of the city’s residents. Important ancestries of people in Washington include German, Irish, English, Norwegian, and Italian.

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