Princeton is a somewhat small city located in the state of Kentucky. With a population of 6,194 people and three associated neighborhoods, Princeton is the 73rd largest community in Kentucky.

Telecommuters are a relatively large percentage of the workforce: 10.33% 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.

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

The percentage of adults in Princeton who are college-educated is close to the national average for all communities of 21.84%: 19.31% of the adults in Princeton have a bachelor's degree or advanced degree.

The per capita income in Princeton in 2022 was $28,497, which is middle income relative to Kentucky, and lower middle income relative to the rest of the US. This equates to an annual income of $113,988 for a family of four. However, Princeton contains both very wealthy and poor people as well.

Princeton is a somewhat ethnically-diverse city. The people who call Princeton home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Princeton residents report their race to be White, followed by Black or African-American. Important ancestries of people in Princeton include English, German, Irish, Scottish, and Scots-Irish.

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