Illinois Number of Private Business Establishments in the NAICS 541720 Social science and humanities research Industry

According to data from the US Bureau of Labor Statistics, in 2025 Q3, the number of Private business establishments in the NAICS 541720 Social science and humanities research Industry in Illinois was 208.

The chart and table below shows the number of business establishments for each quarter.

You can see similar information for other industries.

You can also see similar information for other states, and for the United States.