Palatine Township 2025 Triennial Reassessments Mailed
2025 Triennial reassessment notices were mailed to Palatine Township homeowners on September 09, 2025. The following cities, towns, and villages are in Palatine Township: Arlington Heights (west of Wilke Rd.), Barrington, Deer Park, Hoffman Estates (northeast), Inverness, Palatine, Rolling Meadows (north of Central Road, Schaumburg, and South Barrington.
Homeowners in Palatine Township have 43 days to appeal their assessment at the Assessor’s office (there will be a second opportunity to appeal later in the year at the Board of Review, whether you appeal at the Assessor’s office or not). The deadline for appealing at the Assessor’s office is October 22, 2025.




The Cook County Assessor’s office has mailed 2024 property assessment notices for Palatine Homeowners. You have until August 07, 2024, to challenge your assessment.
The Cook County Board of Review has opened 2023 property tax appeals for the fourth group. The
2023 property assessment notices were mailed by the Cook County Assessor’s office on Friday, July 21, 2023, to Palatine Township property owners. The window to appeal your 2023 assessed value is now open until the deadline of August 21, 2023.
2022 Triennial reassessment notices were mailed to Palatine Township homeowners on Monday, August 22, 2022. The following cities, towns, and villages are in Palatine Township: Arlington Heights (west of Wilke Rd.), Barrington, Deer Park, Hoffman Estates (northeast), Inverness, Palatine, Rolling Meadows (north of Central Road, Schaumburg, and South Barrington.
The Cook County Board of Review has opened 2021 property tax appeals for the fourth group. The
2021 property assessment notices were mailed by the Cook County Assessor’s office on Monday, June 14, 2021, to Palatine Township property owners. The window to appeal your 2021 assessed value is now open until the deadline of July 16, 2021.
2020 property assessment notices were mailed by the Cook County Assessor’s office on Tuesday, May 5th 2020, to Palatine Township property owners. The window to appeal your 2020 assessed value is now open until the deadline of June 10th.
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