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Lake County · Illinois

West Deerfield Township property tax appeals

A West Deerfield Township property tax appeal starts with the Lake County Board of Review, then the Illinois Property Tax Appeal Board. This season's deadline has not been announced yet. Our forecast for West Deerfield Township, Lake County Board of Review: Sep 14, 2027 – Sep 30, 2027 (not an official date).

Next deadline
Expected Sep 14, 2027 – Sep 30, 2027
Forecast, not an official date
West Deerfield Township · Lake County Board of Review
Source: West Deerfield Township Board of Trustees minutes, September 2020 (PDF)Last checked

Check a West Deerfield Township home for free

Enter the address or parcel number from your notice. We compare the assessment with similar homes and show the numbers, whatever they are. You decide and file yourself.

Where to file first
Lake County Board of Review
Our coverage
Free check available
  • Independent guide — not affiliated with West Deerfield, Lake County or any government agency.
Last updated
October 1, 2026
Sources last checked
October 4, 2026
Status
Verified guide

How we verify facts

When and where do I file a West Deerfield Township property tax appeal?

Who hears a West Deerfield Township appeal?

The stages in order. We are not affiliated with any of these offices.

  1. Lake County Board of Review

    Filing: complaint

  2. Illinois Property Tax Appeal Board

    Filing: appeal

Which West Deerfield Township filing windows are coming up?

West Deerfield Township filing windows
ClosesAreaWho hears itStatus
Expected Sep 14, 2027 – Sep 30, 2027West Deerfield TownshipLake County Board of Review · Official source · Last checked Oct 4, 2026Forecast, not an official date

When were past West Deerfield Township deadlines?

Past West Deerfield Township filing windows
Tax yearWindowOffice
2026Closed September 14, 2026West Deerfield · Lake County Board of Review
2024Closed September 30, 2024West Deerfield · Lake County Board of Review
2020Closed September 14, 2020West Deerfield · Lake County Board of Review

When is the West Deerfield appeal deadline?

Lake County Board of Review: Expected around September 2027 (between September 14, 2027 and September 30, 2027), based on past deadlines for tax years 2020, 2024 and 2026 (predicted, not yet announced). We'll confirm it when the county posts it.

Deadline detailNotice date
West Deerfield Township's 2023 assessments were to be published August 31, 2023.[1] (latest published: tax year 2023)

How do I file a property tax appeal in West Deerfield?

The West Deerfield Township Assessor's office answers calls directly and walks owners through the assessment process individually. Workshops: During the 2024 appeal period, the West Deerfield Township Assessor held five appeal workshops for residents, each drawing 20–25 people (tax year 2024).

Informal review
The West Deerfield Township Assessor's office answers calls directly and walks owners through the assessment process individually.[2]
Informal reviewWorkshops
During the 2024 appeal period, the West Deerfield Township Assessor held five appeal workshops for residents, each drawing 20–25 people.[3] (latest published: tax year 2024)

Who can answer questions about my assessment?

Address: West Deerfield Township's offices, including the assessor, are at 601 Deerfield Road, Deerfield, IL 60015. Hours: The West Deerfield Township Assessor's office is open Monday to Friday, 8:30 a.m. to 4:30 p.m.

ContactAddress
West Deerfield Township's offices, including the assessor, are at 601 Deerfield Road, Deerfield, IL 60015.[2]
ContactHours
The West Deerfield Township Assessor's office is open Monday to Friday, 8:30 a.m. to 4:30 p.m.[2]
ContactOffice
Phone the West Deerfield Township Assessor's office at 847-945-3020 or e-mail assessor@wdtassessor.org.[2]
ContactWebsite
The West Deerfield Township Assessor's page is westdeerfieldtownship.org/assessor-services/.[2]

Upcoming appeal deadlines in every county we track

What evidence counts in West Deerfield Township, and can the value go up?

Which exemptions can lower my bill without an appeal?

The West Deerfield Township Assessor's office helps with the General and Senior Homestead Exemptions ($8,000 each); applications have been online-only since 2020. West Deerfield Township's assessor lists the Senior Assessment Freeze income limit as $75,000 for 2026, rising to $77,000 in 2027 and $79,000 in 2028; it must be renewed yearly.

Homestead
The West Deerfield Township Assessor's office helps with the General and Senior Homestead Exemptions ($8,000 each); applications have been online-only since 2020.[2]
Senior assessment freeze
West Deerfield Township's assessor lists the Senior Assessment Freeze income limit as $75,000 for 2026, rising to $77,000 in 2027 and $79,000 in 2028; it must be renewed yearly.[2]

What do West Deerfield Township property taxes and assessments look like?

Figures from public records and the Census, each with its source. They describe the county's homes as a group, not the value of any one home.

What do home values and property taxes look like in West Deerfield?

West Deerfield Township had 969 appeals in the 2024 appeal period; 75% produced no change and 25% received reductions (tax year 2024).

Appeal count
West Deerfield Township had 969 appeals in the 2024 appeal period; 75% produced no change and 25% received reductions.[4] (latest published: tax year 2024)

Other places nearby

Illinois property tax appeals: all counties

Where do these facts come from?

  1. [1]West Deerfield Township Board of Trustees minutes, August 2023 (PDF)Official guide or FAQ · last checked Oct 1, 2026
  2. [2]Assessor Services | West Deerfield TownshipOfficial guide or FAQ · last checked Oct 1, 2026
  3. [3]West Deerfield Township Board of Trustees minutes, September 2024 (PDF)Official guide or FAQ · last checked Oct 1, 2026
  4. [4]West Deerfield Township Board of Trustees minutes, January 2025 (PDF)Official guide or FAQ · last checked Oct 1, 2026
  5. [5]2026 Filing Deadlines and Decision Mailed Dates - Lake County Board of ReviewOfficial notice, form, calendar or rules · last checked Sep 28, 2026
  6. [6]West Deerfield Township Board of Trustees minutes, September 2020 (PDF)Official guide or FAQ · last checked Oct 1, 2026
  7. [7]West Deerfield Township Board of Trustees minutes, August 2024 (PDF)Official guide or FAQ · last checked Oct 1, 2026
  8. 8.County open data: lake assessmentsRetrieved Sep 27, 2026; aggregated by us for the charts above.
  9. 9.County open data: lake parcelsRetrieved Sep 27, 2026; aggregated by us for the charts above.
  10. 10.County open data: lake parcelsRetrieved Sep 27, 2026; aggregated by us for the charts above.

Not affiliated with West Deerfield Township or any government agency. Not legal advice. Not an appraisal.