On the census there are slaves listed in Randolph Co in 1840, Even though slavery was illegal in IL, persons could bring in slaves from other states to work for 90 days before they had to leave the state. There were also a number of free colored people living in the county, but they are listed under apprently white families.
Free Persons of Color
| males | females | |
| Barbeau, Antoinio p1 | 2 age 10-24 | 2 age 10-24, 1 age 24-36 |
| Henry, William p1 | 1 age 36-55 |
Slaves
| Males | Females | |
| Barbeau, Antoinio p1 | 1 age 24-36 | |
| Barbeau, Mary Louisa p1 | 2 age 14-24, 2 age 24-36 | 2 age under 10, 1 age 24-36 |
| Barbeau, Andreas p1 | 2 age under 10, 1 age 19-24 | 2 age under 10, 3 age 10-24 |
| Henry, William p1 | 1 age under 10, 2 age 10-24 | 2 age under 10, 1 age 24-36 |
| Duclois, Midrel (HTR) p1 | 1 age 36-55 | |
| Rowe, Baptiste p2 | 2 age 10-24 | |
| Louvier, John p2 | 1 age under 10, 1 age 10-24 | 1 age under 10, 1 age 24-36 |
| Louvier, Benjamin p2 | 1 age 10-24 | 1 age 36-55 |
| Louvier, --cyseo p2 | 1 age 10-24 |
more to follow