6 bed / 6 bath, 6,122 sqft, built 2000. Assessor market value for 2026: $3,000,000.
Cook County account 18073000640000
Assessor market value
$3,000,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
6,122 sqft
$490 per sqft
Year built
2000
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 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 56.2% from $1,921,190 in 2025 to $3,000,000 in 2026.
Assessor market value per square footThe current public record shows about $490 per square foot before any comparable-property adjustments.
Nearby comparison areaThis page starts the equity review with public records for ZIP 60521.
Neighborhood value signalAmong 384 residential records in the same neighborhood, the average assessor market value is about $439 per square foot.
Area year-over-year signalNearby residential records with prior-year values moved about +37.7% on average.
Comparable assessments
Similar public appraisal records selected for this property's equity comparison.
6,229 sqft | $461/sqft | built 1999 | Similar size (6,229 vs 6,122 sqft); Similar age (1999 vs 2000); Similar lot size (20,500 vs 19,780 sqft)
$2,870,000
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 56.2% in 2026 from 2025.
Assessor market value by tax year, with the change from the previous year listed