Cook County Value

8205 Greystone Ct Burr Ridge, IL 60527

5 bed / 3 bath, 5,052 sqft, built 1998, in Lyons. Assessor market value for 2026: $1,680,000.

Cook County account 18311020160000

Assessor market value
$1,680,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,052 sqft
$333 per sqft
Year built
1998
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 60527 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 31.2% from $1,280,000 in 2025 to $1,680,000 in 2026.
  • Assessor market value per square footThe current public record shows about $333 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 60527.
  • Neighborhood value signalAmong 550 residential records in the same neighborhood, the average assessor market value is about $347 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +38.7% on average.

Comparable assessments

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

  • 8611 Crown Ct Burr Ridge, IL 60527
    5,047 sqft | $369/sqft | built 2002 | Similar size (5,047 vs 5,052 sqft); Similar age (2002 vs 1998); Similar lot size (21,300 vs 21,562 sqft)
    $1,860,000
  • 8521 Johnston Rd Burr Ridge, IL 60527
    5,147 sqft | $365/sqft | built 2003 | Similar size (5,147 vs 5,052 sqft); Similar age (2003 vs 1998); Similar lot size (21,966 vs 21,562 sqft)
    $1,880,000
  • 11778 Woodside Ct Burr Ridge, IL 60527
    5,279 sqft | $273/sqft | built 1996 | Similar size (5,279 vs 5,052 sqft); Similar age (1996 vs 1998); Similar lot size (21,597 vs 21,562 sqft)
    $1,440,010
  • 8614 Johnston Rd Burr Ridge, IL 60527
    5,014 sqft | $378/sqft | built 2005 | Similar size (5,014 vs 5,052 sqft); Similar lot size (20,775 vs 21,562 sqft); Same quality (Average)
    $1,894,010
  • 6539 Manor Dr Burr Ridge, IL 60527
    5,224 sqft | $345/sqft | built 1991 | Similar size (5,224 vs 5,052 sqft); Similar lot size (20,570 vs 21,562 sqft); Same quality (Average)
    $1,800,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 8656 Johnston Rd Burr Ridge, IL 60527
    4,220 sqft | $332/sqft | built 2002 | Moderate age difference (4 years newer); Within 1 bedroom (4 vs 5)
    $1,400,000
  • 440 60th Pl Burr Ridge, IL 60527
    5,550 sqft | $342/sqft | built 1997 | 10% size difference (5,550 sqft); Similar age (1997)
    $1,900,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 31.3% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,680,000+$400,000+31.3%
2025$1,280,000$00.0%
2024$1,280,000$00.0%
2023$1,280,000+$286,240+28.8%
2022$993,760$00.0%
2021$993,760+$200.0%
2020$993,740——
6-year total+$686,260+69.1%