FIPS: 17023 • Seat: Marshall

Clark County Property Appraiser & Tax Assessor

Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Clark County, Illinois.

Tax Rate 1.91% Effective Rate
Median Home $214k Census ACS Value
Annual Tax $4087 Estimated Median
Assessment Ratio 33.33% Statutory Level

Clark County Assessor's Office Information

Physical Address

Clark County Appraisal & Assessment Office, Marshall, IL 17001

Get Driving Directions ↗
Operating Hours

Monday - Friday: 8:00 AM - 4:30 PM (Local Time)

Closed on state & federal holidays.

Telephone / Contact

(217) 491-3613

Online Property Search Tool

Cook County Assessor / Beacon

Clark County Property Tax Calculator

Estimated using Clark County's effective tax rate of 1.91% (Assessment ratio: 33.33%)

$
Quick Presets:
* Estimates do not account for local municipal surcharges, special district levies (MUD / ISD), or individual homestead exemption deductions.
Estimated Annual Tax
$1362
per year
Monthly Escrow $114/mo
Assessed Value $71.326
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Appealing Your Clark County Assessment

Statutory Protest Deadline:

Within 30 calendar days from the date of the official township/county assessment publication.

Under Illinois property tax law, property owners in Clark County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.

Step 1: Informal Review

Contact the Clark County Assessor's Office to review your property record card, verify square footage, and present recent comparable sales (comps).

Step 2: Formal Hearing

If informal review does not resolve the valuation, file a written notice of appeal with the County Board of Review & Illinois Property Tax Appeal Board (PTAB) before the statutory deadline.

Save on Property Taxes

Was Your Clark County Home Over-Assessed This Year?

Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.

⏰ Key Deadline: Within 30 calendar days from the date of the official township/county assessment publication.

Clark County Homestead Exemptions & Tax Relief

Homeowners in Clark County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:

General Homestead Exemption:

General Homestead Exemption reduces equalized assessed value (EAV) by $10,000 in Cook County and $8,000 in all other counties.

Seniors & Disabled Veterans:

Senior Citizens Homestead Exemption ($8,000 in Cook, $5,000 elsewhere) plus Senior Assessment Freeze. 100% property tax exemption for veterans with 70%+ disability.

Public Records & Deeds Official Recording Partner

Need Deed, Lien, or Title Records for Clark County?

While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Clark County are maintained by the County Clerk & Recorder.

Frequently Asked Questions

Where is the Clark County Property Appraiser office located?

The official Clark County property appraisal and tax assessment office is located at Clark County Appraisal & Assessment Office, Marshall, IL 17001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (217) 491-3613.

What is the property tax rate in Clark County, IL?

The average effective property tax rate in Clark County is approximately 1.91%. For a home with the median county market value of $214.000, the estimated annual property tax is about $4087 per year.

How do I search for a property or parcel in Clark County?

You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Clark County parcel search portal: https://clarkcountyilsheriff.gov/assessor/parcel-search.

When is the deadline to appeal my property assessment in Clark County?

Property valuation protests and appeals in Clark County must be submitted by: Within 30 calendar days from the date of the official township/county assessment publication. Appeals are formally reviewed and heard by the County Board of Review & Illinois Property Tax Appeal Board (PTAB).

How does the Homestead Exemption work in Clark County?

General Homestead Exemption reduces equalized assessed value (EAV) by $10,000 in Cook County and $8,000 in all other counties. Additional exemptions are available for senior citizens (65+) and disabled military veterans (Senior Citizens Homestead Exemption ($8,000 in Cook, $5,000 elsewhere) plus Senior Assessment Freeze. 100% property tax exemption for veterans with 70%+ disability.).

Adjacent & Neighboring County Appraisers

County Overview

County Seat: Marshall
Population (2023): 15.088
Land Area: 501 sq mi
Tax Assessor Ratio: 33.33%
State Agency: Illinois Dept of Revenue
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