Lawrenceville is a very small city located in the state of Illinois. With a population of 4,209 people and three associated neighborhoods, Lawrenceville is the 387th largest community in Illinois. Much of the housing stock in Lawrenceville was built prior to World War II, making it one of the older and more historic cities in the country.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 7.51% 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 percentage of adults in Lawrenceville with college degrees is slightly lower than the national average of 21.84% for all communities. 16.11% of adults in Lawrenceville have a bachelor's degree or advanced degree.

The per capita income in Lawrenceville in 2022 was $24,968, which is low income relative to Illinois, and lower middle income relative to the rest of the US. This equates to an annual income of $99,872 for a family of four. However, Lawrenceville contains both very wealthy and poor people as well.

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

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