The statistics of 1817 are taken from Robt. Gourlay's Book. For other years official census reports were referred to.
| NO. | BY WHOM OCCUPIED. |
| 1-2. | County Attorney and Clerk of the Peace. |
| 3-4-5. | County Court Clerk. The Vault was formerly used as an office by County Court Clerk and Junior Judge. |
| 6. | Inspector of Public Schools. Formerly occupied with vault adjoining by Clerk of the Peace. |
| 7. | Junior Judge's Office. Formerly Occupied: (1) County Treasurer's Office. (2) Law Library. (3) Jailer. (4) County Engineer. |
| 8. | County Treasurer's Office. Used as Registry Office up to 1875. |
| 9. | County Clerk. |
| 10. | County Engineer. |
| 12-13. | Sheriff. |
| 14. | Telephone. 15. Janitor. 16. Jailer. 17. Jail Kitchen. Originally occupied as Jailer's residence and afterwards as County Clerk's and Jailer's Offices. The heaters are in basement under these rooms. |
| The space occupied by lavatories and main stairway was formerly the Sheriff's office. |