Fillmore is a medium-sized city located in the state of California. With a population of 16,657 people and three associated neighborhoods, Fillmore is the 346th largest community in California.

Housing costs in Fillmore 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 California.

Telecommuters are a relatively large percentage of the workforce: 7.24% 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.

One downside of living in Fillmore is that it can take a long time to commute to work. In Fillmore, the average commute to work is 31.68 minutes, which is quite a bit higher than the national average.

In terms of college education, the citizens of Fillmore rank slightly lower than the national average. 16.71% of adults 25 and older in Fillmore have a bachelor's degree or advanced degree, while 21.84% of adults have a 4-year degree or higher in the average American community.

The per capita income in Fillmore in 2018 was $32,110, which is lower middle income relative to California, and middle income relative to the rest of the US. This equates to an annual income of $128,440 for a family of four. However, Fillmore contains both very wealthy and poor people as well.

Fillmore is an extremely ethnically-diverse city. The people who call Fillmore home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Fillmore, accounting for 71.31% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Fillmore residents report their race to be White, followed by Asian. Important ancestries of people in Fillmore include English, Irish, German, Italian, and Scottish.

Foreign born people are also an important part of Fillmore's cultural character, accounting for 19.22% of the city’s population.

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