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Lake County · Illinois

Fremont Township property tax appeals

A Fremont 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 Fremont Township, Lake County Board of Review: Aug 9, 2027 – Sep 28, 2027 (not an official date).

Next deadline
Expected Aug 9, 2027 – Sep 28, 2027
Forecast, not an official date
Fremont Township · Lake County Board of Review
Source: Fremont Township "News You Can Use" e-newsletter, August 31, 2020Last checked

Check a Fremont 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.

Part of Lake CountyEvery appeal date in Lake County

Where to file first
Lake County Board of Review
Our coverage
Free check available
  • Independent guide — not affiliated with Fremont, Lake County or any government agency.
Last updated
October 1, 2026
Sources last checked
October 3, 2026
Status
Verified guide

How we verify facts

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

Who hears a Fremont Township appeal?

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

  1. Lake County Board of Review

    Filing: complaint

    Official site

  2. Illinois Property Tax Appeal Board

    Filing: appeal

    Official site

Which Fremont Township filing windows are coming up?

Fremont Township filing windows
ClosesAreaWho hears itStatus
Expected Aug 9, 2027 – Sep 28, 2027Fremont TownshipLake County Board of Review · Official source · Last checked Oct 3, 2026Forecast, not an official date

When were past Fremont Township deadlines?

Past Fremont Township filing windows
Tax yearWindowOffice
2026Closed September 28, 2026Fremont · Lake County Board of Review
2025Closed August 25, 2025Fremont · Lake County Board of Review
2024Closed September 16, 2024Fremont · Lake County Board of Review
2023Closed September 25, 2023Fremont · Lake County Board of Review
2021Closed August 9, 2021Fremont · Lake County Board of Review
2020Closed September 8, 2020Fremont · Lake County Board of Review

When is the Fremont appeal deadline?

Lake County Board of Review: Expected around September 2027 (between August 9, 2027 and September 28, 2027), based on past deadlines for tax years 2020, 2021, 2023, 2024, 2025 and 2026 (predicted, not yet announced). We'll confirm it when the county posts it.

Deadline detailNotice date
Fremont Township's 2026 assessments were published August 27, 2026, showing values as of January 1, 2026.[1]

How do I file a property tax appeal in Fremont?

Each year the Fremont Township Assessor's office reviews owners' evidence (comparable sales, an appraisal, a closing statement) by appointment within the 30-day appeal period, often avoiding a formal appeal.

Informal review
Each year the Fremont Township Assessor's office reviews owners' evidence (comparable sales, an appraisal, a closing statement) by appointment within the 30-day appeal period, often avoiding a formal appeal.[1]

Who can answer questions about my assessment?

Address: The Fremont Township Administration Center, home of the assessor's office, is at 22385 W. Illinois Route 60, Mundelein, IL 60060. Hours: The Fremont Township Assessor's office is open Monday to Friday, 8:30 a.m. to 3:30 p.m.

ContactAddress
The Fremont Township Administration Center, home of the assessor's office, is at 22385 W. Illinois Route 60, Mundelein, IL 60060.[4]
ContactHours
The Fremont Township Assessor's office is open Monday to Friday, 8:30 a.m. to 3:30 p.m.[5]
ContactOffice
Phone the Fremont Township Assessor's office at 847-223-2846.[2]
ContactWebsite
The Fremont Township Assessor's page is fremonttownship.com/departments/assessor/.[2]

Upcoming appeal deadlines in every county we track

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

Which exemptions can lower my bill without an appeal?

In Fremont Township, the assessor's office starts the Homestead Improvement Exemption, which defers added value from an improvement for 4 years (up to $25,000 of assessed value). Fremont Township's assessor lists the Senior Assessment Freeze income limit as $75,000 for assessment year 2026 ($65,000 for 2025); it must be renewed every year.

Home improvement
In Fremont Township, the assessor's office starts the Homestead Improvement Exemption, which defers added value from an improvement for 4 years (up to $25,000 of assessed value).[2]
Senior assessment freeze
Fremont Township's assessor lists the Senior Assessment Freeze income limit as $75,000 for assessment year 2026 ($65,000 for 2025); it must be renewed every year.[2]

What do Fremont 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.

How Fremont Township home assessments are spread

Assessed values of 11,162 homes in the property classes our free check covers (40), tax year 2025 final values. Half are between $98,224 and $166,534; the median is $133,722. The last bar holds everything above it.Source: Assessment records from the county's open data (tax year 2025 final values), retrieved Sep 27, 2026; our calculation.

Fremont Township compared with other townships

  1. Ela$179,129
  2. Cuba$176,950
  3. Vernon$157,997
  4. Libertyville$143,804
  5. Fremont$133,722
  6. Newport$117,566
  7. Warren$111,937
  8. Antioch$110,388
  9. Wauconda$98,052

Ranked 8 of 17; showing the 9 nearest in rank.

Median assessed value by township: highest Moraine ($350,406), lowest Waukegan ($65,974).

Median assessed value of homes in the property classes our free check covers (40) for each township with at least 50 such homes, tax year 2025 final values.Source: Assessment records from the county's open data (tax year 2025 final values), retrieved Sep 27, 2026; our calculation.

How often is property reassessed in Fremont?

Fremont Township's 2025 assessments were based on sales from 2022, 2023 and 2024 (tax year 2025).

Valuation date
Fremont Township's 2025 assessments were based on sales from 2022, 2023 and 2024.[3] (latest published: tax year 2025)

Other places nearby

Illinois property tax appeals: all counties

Where do these facts come from?

  1. [1]Fremont Township "News You Can Use" e-newsletter, August 2026Official guide or FAQ · last checked Oct 1, 2026
  2. [2]Assessor – Fremont Township, IllinoisOfficial guide or FAQ · last checked Oct 1, 2026
  3. [3]Fremont Township "News You Can Use" e-newsletter, July 22, 2025Official guide or FAQ · last checked Oct 1, 2026
  4. [4]Contact Your Officials – Fremont Township, IllinoisOfficial guide or FAQ · last checked Oct 1, 2026
  5. [5]Fremont Township "News You Can Use" e-newsletter, August 22, 2024Official guide or FAQ · last checked Oct 1, 2026
  6. [6]2026 Filing Deadlines and Decision Mailed Dates - Lake County Board of ReviewOfficial notice, form, calendar or rules · last checked Sep 28, 2026
  7. [7]Fremont Township "News You Can Use" e-newsletter, August 31, 2020Official guide or FAQ · last checked Oct 1, 2026
  8. [8]Fremont Township "News You Can Use" e-newsletter, July 28, 2021Official guide or FAQ · last checked Oct 1, 2026
  9. [9]Fremont Township "News You Can Use" e-newsletter, August 17, 2023Official guide or FAQ · last checked Oct 1, 2026
  10. 10.County open data: lake assessmentsRetrieved Sep 27, 2026; aggregated by us for the charts above.
  11. 11.County open data: lake parcelsRetrieved Sep 27, 2026; aggregated by us for the charts above.
  12. 12.County open data: lake parcelsRetrieved Sep 27, 2026; aggregated by us for the charts above.

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

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