In 2022, Petersburg, IL had a population of 2.43k people with a median age of 38.8 and a median household income of $70,762. Between 2021 and 2022 the population of Petersburg, IL declined from 2,515 to 2,426, a −3.54% decrease and its median household income grew from $60,536 to $70,762, a 16.9% increase.
The 5 largest ethnic groups in Petersburg, IL are White (Non-Hispanic) (95.4%), Two+ (Non-Hispanic) (3.63%), Black or African American (Non-Hispanic) (0.495%), Asian (Non-Hispanic) (0.495%), and White (Hispanic) (0%).
None of the households in Petersburg, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Petersburg, IL are U.S. citizens.
In 2022, the median property value in Petersburg, IL was $176,900, and the homeownership rate was 58.5%.
Most people in Petersburg, IL drove alone to work, and the average commute time was 24.9 minutes. The average car ownership in Petersburg, IL was 2 cars per household.