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Assessor's Office
Carl Wuertz
Monroe County Assessor

100 South Main Street
Waterloo, IL  62298

Ph: (618) 939-8681 ext. 211
Fx: (618) 939-9141

Monday - Friday
8:00 am - 4:30 pm
The Monroe County Assessor’s Office is responsible for administering fair and timely assessment of all real property in Monroe County, IL. This includes:
  • Observing and abiding by the Illinois Department of Revenue and Illinois State Statues
  • Documenting finished evaluations for the County’s Board of Review to aid in:
    • Timely tax computation
    • Billing
  • Providing accurate taxpayer information and assessments through mail correspondence and publication
  • Answering questions involving property calculation records
  • Assisting those wishing to obtain information about the sale of property in Monroe County

Monroe County assesses real property on a quadrennial basis.

Monroe County
100 South Main Street
Waterloo, IL 62298
Ph: (618) 939-8681