Cook County Value

6679 Lee Ct Burr Ridge, IL 60527

6 bed / 6 bath, 8,868 sqft, built 2017, in Lyons Assessor market value for 2026: $6,160,000.

Cook County account 18191030710000

Record may be out of date

Your county value rose 229% from 2025 with no new construction on record, so the county's description of your home may be out of date and similar homes can't judge it.

How sure: Low · 8 similar homes (5 shown below) · public records only

Assessor market value
$6,160,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
8,868 sqft
$695 per sqft
Year built
2017

What we found

Similar homes' assessments

Not available

We can't rate this argument while the county's description of your home may be out of date.

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 changed from $1,869,940 in 2025 to $6,160,000 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Assessor market value per square footThe current public record shows about $695 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

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 6413 County Line Rd Burr Ridge, IL 60527
    8,566 sqft | $298/sqft | built 2019 | Similar size (8,566 vs 8,868 sqft); Similar age (2019 vs 2017); Similar lot size (40,885 vs 40,124 sqft)
    $2,550,010
  • 6545 Hillcrest Dr Burr Ridge, IL 60527
    8,392 sqft | $406/sqft | built 2018 | 5% smaller (8,392 vs 8,868 sqft); Similar age (2018 vs 2017); Similar lot size (40,149 vs 40,124 sqft)
    $3,410,010
  • 6587 Hillcrest Dr Burr Ridge, IL 60527
    7,932 sqft | $410/sqft | built 2019 | 11% smaller (7,932 vs 8,868 sqft); Similar age (2019 vs 2017); Similar lot size (41,197 vs 40,124 sqft)
    $3,250,010
  • 6445 Hillcrest Dr Burr Ridge, IL 60527
    8,096 sqft | $426/sqft | built 2012 | 9% smaller (8,096 vs 8,868 sqft); Similar age (2012 vs 2017); Similar lot size (38,948 vs 40,124 sqft)
    $3,450,000
  • 6607 Lee Ct Burr Ridge, IL 60527
    7,947 sqft | $375/sqft | built 2005 | 10% smaller (7,947 vs 8,868 sqft); Similar lot size (40,114 vs 40,124 sqft); Same bed/bath (6/6)
    $2,980,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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 229.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$6,160,000+$4,290,060+229.4%
2025$1,869,940−$270,060−12.6%
2024$2,140,000$00.0%
2023$2,140,000+$291,910+15.8%
2022$1,848,090$00.0%
2021$1,848,090−$401,610−17.9%
2020$2,249,700——
6-year total+$3,910,300+173.8%