The Illinois Realtor Association has created both a brochure and video explaining the taxation process.
In both they suggest that you contact the County Assessor for question/concerns. In Freeport Township if you have questions regarding your property record card information or your assessed value, Contact
Freeport Township Assessor's Office
524 W Stephenson St. Suite 214
Freeport, Il. 61032
The County is responsbile to handle all exemption concerns (815-235-8260)