Cook County Value

6132 Ruby St Rosemont, IL 60018

3 bed / 2 bath, 2,146 sqft, built 1988, in Leyden. Assessor market value for 2026: $557,950.

Cook County account 12042130510000

Assessor market value
$557,950
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,146 sqft
$260 per sqft
Year built
1988
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 60018 and Leyden assessment pages.

Local guide: Leyden Township 2026 Property Tax Appeal Guide.

Appeal deadlines

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 decreased 3.8% from $580,000 in 2025 to $557,950 in 2026.
  • Assessor market value per square footThe current public record shows about $260 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 60018.
  • Neighborhood value signalAmong 503 residential records in the same neighborhood, the average assessor market value is about $240 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.8% on average.

Comparable assessments

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

  • 6236 Byron St Rosemont, IL 60018
    2,112 sqft | $260/sqft | built 1988 | Similar size (2,112 vs 2,146 sqft); Built same year (1988); Similar lot size (5,535 vs 5,717 sqft)
    $548,680
  • 6121 Byron St Rosemont, IL 60018
    2,231 sqft | $204/sqft | built 1991 | Similar size (2,231 vs 2,146 sqft); Similar age (1991 vs 1988); Similar lot size (5,535 vs 5,717 sqft)
    $454,530
  • 6112 Ruby St Rosemont, IL 60018
    2,260 sqft | $270/sqft | built 1990 | 5% larger (2,260 vs 2,146 sqft); Similar age (1990 vs 1988); Similar lot size (5,535 vs 5,717 sqft)
    $610,000
  • 6110 Ruby St Rosemont, IL 60018
    2,381 sqft | $256/sqft | built 1990 | 11% larger (2,381 vs 2,146 sqft); Similar age (1990 vs 1988); Similar lot size (5,535 vs 5,717 sqft)
    $610,000
  • 9941 Granville Ave Rosemont, IL 60018
    2,330 sqft | $251/sqft | built 1988 | 9% larger (2,330 vs 2,146 sqft); Built same year (1988); Similar lot size (6,199 vs 5,717 sqft)
    $585,640

Recent comparable sales

Sales selected by similarity to the subject property.

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 3.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$557,950−$22,050−3.8%
2025$580,000+$90,000+18.4%
2024$490,000+$97,230+24.8%
2020$392,770——
6-year total+$165,180+42.1%