In 2023, Petersburg, IL had a population of 2.59k people with a median age of 38.8 and a median household income of $59,850. Between 2022 and 2023 the population of Petersburg, IL grew from 2,426 to 2,590, a 6.76% increase and its median household income declined from $70,762 to $59,850, a −15.4% decrease.
The 5 largest ethnic groups in Petersburg, IL are White (Non-Hispanic) (94.6%), Two+ (Non-Hispanic) (5.06%), Black or African American (Non-Hispanic) (0.309%), White (Hispanic) (0%), and Black or African American (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 2023, the median property value in Petersburg, IL was $174,800, and the homeownership rate was 57.2%.
Most people in Petersburg, IL drove alone to work, and the average commute time was 22.6 minutes. The average car ownership in Petersburg, IL was 2 cars per household.