3 bed / 1 bath, 1,145 sqft, built 1952, in Leyden. Assessor market value for 2026: $253,580.
Cook County account 12342050370000
Assessor market value
$253,580
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,145 sqft
$221 per sqft
Year built
1952
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 60171 and Leyden assessment pages.
For Leyden, appeals to the Assessor closed . Board of Review dates for Leyden 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 1.4% from $250,000 in 2025 to $253,580 in 2026.
Assessor market value per square footThe current public record shows about $221 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 60171.
Neighborhood value signalAmong 2,613 residential records in the same neighborhood, the average assessor market value is about $229 per square foot.
Area year-over-year signalNearby residential records with prior-year values moved about -1.2% on average.
Comparable assessments
Similar public appraisal records selected for this property's equity comparison.
1,154 sqft | $225/sqft | built 1948 | Similar size (1,154 vs 1,145 sqft); Similar age (1948 vs 1952); Similar lot size (5,000 vs 4,960 sqft)
$260,000
Recent comparable sales
Sales selected by similarity to the subject property.
2511 Thatcher Ave River Grove, IL 60171
1,062 sqft | $377/sqft | built 1949 | 7% size difference (1,062 sqft); Similar age (1949); Within 1 bedroom (4 vs 3)
$400,000
2424 River Rd River Grove, IL 60171
June-24-2026 | 1,224 sqft | $195/sqft | 7% size difference (1,224 sqft); Sold after the valuation date; Within 1 bedroom (2 vs 3)
$239,000
8948 Grand Ave River Grove, IL 60171
984 sqft | $262/sqft | built 1947 | 14% size difference (984 sqft); Moderate age difference (5 years older); Within 1 bedroom (2 vs 3)
$257,500
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 1.4% in 2026 from 2025.
Assessor market value by tax year, with the change from the previous year listed