4 bed / 2 bath, 2,002 sqft, built 1950, in Leyden. Assessor market value for 2026: $253,440.
Cook County account 09243200140000
Assessor market value
$253,440
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,002 sqft
$127 per sqft
Year built
1950
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 60714 and Leyden assessment pages.
The 2026 appeal windows for Maine have closed (Assessor , Board of Review ). 2027 notices usually start in March.
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 decreased 7.7% from $274,570 in 2025 to $253,440 in 2026.
Assessor market value per square footThe current public record shows about $127 per square foot before any comparable-property adjustments.
Nearby comparison areaThis page starts the equity review with public records for the Leyden neighborhood and ZIP 60714.
Neighborhood value signalAmong 4,336 residential records in the same neighborhood, the average assessor market value is about $284 per square foot.
Area year-over-year signalNearby residential records with prior-year values moved about -1.5% on average.
Comparable assessments
Similar public appraisal records selected for this property's equity comparison.
7805 W Keeney St, Niles, IL 60714
2,002 sqft | $127/sqft | built 1950 | Similar size (2,002 vs 2,002 sqft); Built same year (1950); Similar lot size (3,780 vs 3,780 sqft)
2,143 sqft | $315/sqft | built 1953 | 7% size difference (2,143 sqft); Similar age (1953); Within 1 bedroom (3 vs 4)
$675,000
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
Down 7.7% in 2026 from 2025.
Assessor market value by tax year, with the change from the previous year listed