Westfield is a medium-sized city located in the state of Massachusetts. With a population of 40,403 people and eight associated neighborhoods, Westfield is the 39th largest community in Massachusetts.

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

One interesting thing about the economy is that relatively large numbers of people worked from their home: 8.62% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. 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 overall education level of Westfield citizens is substantially higher than the typical US community, as 33.23% of adults in Westfield have at least a bachelor's degree, and the average American community has 21.84%.

The per capita income in Westfield in 2022 was $41,820, which is low income relative to Massachusetts, and upper middle income relative to the rest of the US. This equates to an annual income of $167,280 for a family of four. However, Westfield contains both very wealthy and poor people as well.

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

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