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Closed2027 reassessment cycle

Evanston TownshipAssessor window has closed for this cycle.

North Suburbs · Cook County, Illinois · 2027 triennial reassessment. The Evanston Assessor window has closed. The Board of Review opens a separate second-chance window later this year — leave your email and we'll tell you when it opens.

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2027
next cycle
Window opens
April 22, 2026
Window closes
June 4, 2026
Reassessment cycle
2027 (next: 2030)
Filing body:
Cook County Assessor (first-level appeal)
Second chance:
Cook County Board of Review — separate window later in 2026

Verified against the Cook County Assessor filing portal on June 9, 2026. Schedules can change — always confirm before filing.

By the numbers

Public-record context for Evanston Township.

These are rounded public-record benchmarks used for orientation, not verified OverTaxed IL customer outcomes and not a guarantee of savings. Your property may differ — the only way to know is to run a free check.

Average assessed value
$48,600
single-family residential
Illustrative reduction
−9.6%
scenario for comparing costs
Illustrative savings
$1,480
example only · not a promise
Source: Cook County public records and internal modeling. These figures are illustrative benchmarks until verified OverTaxed IL outcomes are published. How we calculate this →
Where this is

Evanston sits in the North Suburbs.

Cook County's 38 townships are reassessed on a 3-year rotating cycle. Evanston is in the 2027 cycle, along with 12 other townships in the north suburbs.

Browse township deadlines →
For your property

See whether your Evanston property is overassessed.

Free, takes 30 seconds, no signup. We pull your assessed value from the Cook County Assessor and compare it to public-record comparable properties in Evanston.

Evanston's Assessor window has closed. You can still check today and we'll flag the Board of Review window.

Verified against the Cook County Assessor filing portal on June 9, 2026. Schedules can change — always confirm before filing.

Nearby townships

If you have neighbors in other townships.

Cook County townships often share property characteristics with their neighbors but have different appeal windows. Here's where the townships next to Evanston stand right now.

Closed2027
New Trier Township
Window closed
May 7, 2026 – June 22, 2026
View New Trier →
Date pending2027
Niles Township
Date pending
Official date pending
View Niles →
Date pending2027
Northfield Township
Date pending
Official date pending
View Northfield →
Questions

Evanston Township appeals — what people ask.

When does the Evanston Township Assessor appeal window open and close?
The Cook County Assessor first-level window opens April 22, 2026 and closes June 4, 2026. If you miss it, the Board of Review opens a separate second-chance window later this year. Verified against the Cook County Assessor filing portal on June 9, 2026. Schedules can change — always confirm before filing.
What's the deadline to file a first-level appeal in Evanston?
The Cook County Assessor first-level appeal deadline for Evanston Township is June 4, 2026. Late filings are not accepted — there is no grace period and no appeal-by-mail postmark exception. Verified against the Cook County Assessor filing portal on June 9, 2026. Schedules can change — always confirm before filing.
What if I miss my township's Assessor window?
Cook County gives homeowners two chances each year. The first is the Assessor's appeal window — that's the one we file in directly. The second is the Board of Review, which opens township by township later in the year. If you miss the Assessor window or want to push further, we can prepare your evidence for the Board of Review window and, where representation is needed, connect you with an independent licensed attorney. OverTaxed IL is not a law firm.
What does it cost to appeal?
The Cook County Assessor charges no fee to file a first-level appeal. OverTaxed IL offers a $69 DIY Appeal Packet, $97 Done-For-You filing after explicit authorization, and a 22% contingency option for eligible cases. You can also file on your own at no cost — see the pricing details.
What evidence do I need to appeal in Evanston?
The Cook County Assessor accepts comparable assessments, relevant sales evidence, lack-of-uniformity arguments (your assessment vs. similar properties), and condition-based evidence (recent photos, contractor estimates). We pull public-record comparable properties from Evanston and surrounding townships automatically when you run a free check.
Will appealing increase my taxes?
No. The Cook County Assessor can confirm or lower your assessed value but cannot raise it as a result of your first-level appeal. The worst case is your assessment stays the same.
Reminder

Get a Evanston deadline reminder by email.

We'll email you when Evanston's Assessor window opens, ahead of the close date, and one final note near the deadline. Nothing else.

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Townships
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City of Chicago8 · 2028 cycle
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About

OverTaxed IL is not a law firm and does not provide legal advice. Estimates are based on public Cook County Assessor records and may vary from final Board of Review outcomes.

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