Property Details

PIN & Address

Pin 18-34-101-017-0000
Address 8290 KEAN AVE
City WILLOW SPRINGS
Township Lyons

Tax Details

Property Classification 212
Square Footage (Land) 19,350
Neighborhood 162
Taxcode 21046
Next Scheduled Reassessment 2026
2026 Assessor Certified
2025
Board of Review Certified
Total Estimated Market Value
$725,830
$460,300
Total Assessed Value
$72,583
$46,030
Land Assessed Value
$13,061
$11,126
Building Assessed Value
$59,522
$34,904
* “Property Location” is not a legal/postal mailing address. Its sole purpose is to help our Office locate the property. Therefore, you should not utilize the property location for any purpose, however, you may update the Property Location with your Legal/Postal Mailing Address should you choose to do so. Updating the address will not change the Property Location to a Legal/Postal Mailing Address.
** Information may be available by submitting an FOIA Request
Description Two to six apartments, up to 62 years
Residence Type Two Story
Use Multi Family
Apartments THREE
Exterior Construction Frame/Masonry
Full Baths 3
Half Baths 0
Basement1 Slab
Attic None
Central Air No
Number of Fireplaces 0
Garage Size/Type2 None
Age 49
Building Square Footage 19,970
Assessment Phase Assessor Valuation
1 Excluded from building square footage, except apartment
2 Excluded from building square footage
* “Property Location” is not a legal/postal mailing address. Its sole purpose is to help our Office locate the property. Therefore, you should not utilize the property location for any purpose, however, you may update the Property Location with your Legal/Postal Mailing Address should you choose to do so. Updating the address will not change the Property Location to a Legal/Postal Mailing Address.
** Information may be available by submitting an FOIA Request
Homeowner
Senior
Senior Freeze
Disabled Persons
Disabled Veterans
2025
Yes
Yes
N/A
N/A
N/A
2024
Yes
Yes
N/A
N/A
N/A
2023
N/A
N/A
N/A
N/A
N/A

2026 Assessment Appeal Information

Previous Board Certified $72,583
Status Appeal Review Complete
Assessor Valuation $72,583
Assessor Post-Appeal Valuation $72,583

2023 Assessment Appeal Information

Previous Board Certified $145,310
Status Appeal Review Complete
Assessor Valuation $145,310
Assessor Post-Appeal Valuation $46,030

2020 Assessment Appeal Information

Previous Board Certified $92,079
Status Appeal Review Complete
Assessor Valuation $270,505
Assessor Post-Appeal Valuation $270,505

2019 Assessment Appeal Information

Previous Board Certified $135,994
Status Appeal Review Complete
Assessor Valuation $135,994
Assessor Post-Appeal Valuation $135,994

2012 Assessment Appeal Information

Previous Board Certified $34,246
Status Appeal Review Complete
Assessor Valuation $34,246
Assessor Post-Appeal Valuation $29,410

Certificate of Error History

Tax Year 2019
Certificate Number 32423
Property Location 8290 KEAN AVE
Issued Date
C of E Description Commercial - No Exemptions
Reason The class was incorrect based on use of the property.
Comments Certificate of Error has been sent from the Cook County Board of Review to the Assessor's Office for further processing.

Tax Year 2018
Certificate Number 58338
Property Location 8290 KEAN AVE
Issued Date
C of E Description Commercial - No Exemptions
Reason The class was incorrect based on use of the property.
Comments Certificate of Error has been adjudicated by the Cook County Circuit Court.

Tax Year 2017
Certificate Number 99565
Property Location 8290 KEAN AVE
Issued Date
C of E Description Commercial - No Exemptions
Reason The class was incorrect based on use of the property.
Comments Certificate of Error has been adjudicated by the Cook County Circuit Court.

Tax Year 2016
Certificate Number 0
Property Location 8290 KEAN AVE
Issued Date
C of E Description
Reason
Comments Tax Year Closed