Cook County Value

6024 Ruby St Rosemont, IL 60018

4 bed / 2 bath, 1,729 sqft, built 1967, in Leyden Assessor market value for 2026: $521,560.

Cook County account 12042190140000

Likely too high

about $31,000

8 similar homes nearby point to a value about $31,000 lower than yours.

Assessor market value$521,560
Similar homes$490,067
$31,493 gap · bars start at $0

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

Assessor market value
$521,560
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,729 sqft
$302 per sqft
Year built
1967
Average quality

Why we think so

Similar homes' assessments

Strong

5 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $283.44/sqft, which supports a value of $490,067.

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 stayed about the same, from $521,560 in 2025 to $521,560 in 2026.
  • Assessor market value per square footThe current public record shows about $302 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.

  • 6126 N Emerson St Rosemont, IL 60018
    1,713 sqft | $302/sqft | built 1969 | Similar size (1,713 vs 1,729 sqft); Similar age (1969 vs 1967); Similar lot size (5,904 vs 5,885 sqft)
    $517,000
  • 9840 Granville Ave Rosemont, IL 60018
    1,654 sqft | $320/sqft | built 1965 | Similar size (1,654 vs 1,729 sqft); Similar age (1965 vs 1967); Similar lot size (5,535 vs 5,885 sqft)
    $530,000
  • 10030 Estelle Dr Hse Rosemont, IL 60018
    1,670 sqft | $269/sqft | built 1958 | Similar size (1,670 vs 1,729 sqft); Similar lot size (6,165 vs 5,885 sqft); Same quality (Average)
    $450,000
  • 6135 Byron St Rosemont, IL 60018
    1,670 sqft | $275/sqft | built 1965 | Similar size (1,670 vs 1,729 sqft); Similar age (1965 vs 1967); Similar lot size (5,485 vs 5,885 sqft)
    $460,000
  • 10011 Hope Dr Rosemont, IL 60018
    1,631 sqft | $274/sqft | built 1971 | 6% smaller (1,631 vs 1,729 sqft); Similar age (1971 vs 1967); Lot 10% larger (6,480 vs 5,885 sqft)
    $447,260

Recent comparable sales

Sales selected by similarity to the subject property.

  • 6135 Byron St Rosemont, IL 60018
    1,670 sqft | $299/sqft | built 1965 | Similar size (1,670 sqft); Similar age (1965); Within 1 bedroom (3 vs 4)
    $499,000
  • 300 Diamond Head Dr, Des Plaines, IL 60018
    1,888 sqft | $306/sqft | built 1966 | 9% size difference (1,888 sqft); Similar age (1966); Within 1 bedroom (3 vs 4)
    $577,000
  • 1445 Everett Ave, Des Plaines, IL 60018
    1,539 sqft | $276/sqft | built 1962 | 11% size difference (1,539 sqft); Moderate age difference (5 years older); Same beds (4)
    $425,000

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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$521,560$00.0%
2025$521,560+$78,340+17.7%
2024$443,220−$10,890−2.4%
2023$454,110−$45,890−9.2%
2022$500,000+$189,760+61.2%
2021$310,240$00.0%
2020$310,240——
6-year total+$211,320+68.1%