Plano is a somewhat small city located in the state of Illinois. With a population of 12,472 people and two associated neighborhoods, Plano is the 200th largest community in Illinois. Much of the housing stock in Plano was built relatively recently. The construction of new real estate can often be taken as an indication that the local Plano economy is robust, and that jobs or other amenities are attracting an influx of new residents. This seems to be the case in Plano, where the median household income is $88,018.00.

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

The population of Plano 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 Plano, 24.65% have at least a bachelor's degree.

The per capita income in Plano in 2018 was $34,136, which is middle income relative to Illinois and the nation. This equates to an annual income of $136,544 for a family of four. However, Plano contains both very wealthy and poor people as well.

Plano is an extremely ethnically-diverse city. The people who call Plano home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Plano residents report their race to be White, followed by Black or African-American. Plano also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 37.77% of the city’s residents. Important ancestries of people in Plano include German, Irish, Polish, Italian, and English.

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