Cook County Value

4850 Fair Elms Ave, Western Springs, IL 60558

4 bed / 2 bath, 4,505 sqft, built 2005, in Lyons. Assessor market value for 2026: $1,550,000.

Cook County account 18072120580000

Assessor market value
$1,550,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,505 sqft
$344 per sqft
Year built
2005
Average quality

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 60558 and Lyons assessment pages.

Local guide: Lyons Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lyons, appeals to the Assessor closed . Board of Review dates for Lyons have not been published yet.

Deadline rule: Set by township: file with the Assessor by your township's last file date, and with the Board of Review while your township is open there. Evidence is reviewed by the Cook County Assessor's Office or, in a separate appeal, by the Cook County Board of Review. Dates checked against the official source.

Assessment snapshot

These public CCAO records highlight what may be worth checking before you file.

  • Assessment changeThe assessor market value increased 23.0% from $1,260,000 in 2025 to $1,550,000 in 2026.
  • Assessor market value per square footThe current public record shows about $344 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lyons neighborhood and ZIP 60558.
  • Neighborhood value signalAmong 2,004 residential records in the same neighborhood, the average assessor market value is about $373 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +33.3% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 5114 Central Ave, Western Springs, IL 60558
    4,298 sqft | $191/sqft | built 2006 | Similar size (4,298 vs 4,505 sqft); Similar age (2006 vs 2005); Similar lot size (4,500 vs 4,448 sqft)
    $818,880
  • 5114 Central Ave, Western Springs, IL 60558
    4,298 sqft | $193/sqft | built 2006 | Similar size (4,298 vs 4,505 sqft); Similar age (2006 vs 2005); Lot 18% larger (5,250 vs 4,448 sqft)
    $829,380
  • 4720 Grand Ave, Western Springs, IL 60558
    4,798 sqft | $173/sqft | built 2010 | 6% larger (4,798 vs 4,505 sqft); Similar age (2010 vs 2005); Similar lot size (4,675 vs 4,448 sqft)
    $828,180
  • 5311 Central Ave, Western Springs, IL 60558
    4,561 sqft | $142/sqft | built 2018 | Similar size (4,561 vs 4,505 sqft); Similar lot size (4,675 vs 4,448 sqft); Same quality (Average)
    $646,390
  • 5035 Central Ave, Western Springs, IL 60558
    4,171 sqft | $132/sqft | built 2016 | 7% smaller (4,171 vs 4,505 sqft); Similar lot size (4,716 vs 4,448 sqft); Same quality (Average)
    $550,160

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 23.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,550,000+$290,000+23.0%
2025$1,260,000$00.0%
2024$1,260,000$00.0%
2023$1,260,000+$201,180+19.0%
2022$1,058,820$00.0%
2021$1,058,820+$100.0%
2020$1,058,810——
6-year total+$491,190+46.4%