Cook County Value

6004 Ruby St Rosemont, IL 60018

4 bed / 2 bath, 1,872 sqft, built 1970, in Leyden. Assessor market value for 2026: $460,000.

Cook County account 12044030020000

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Assessor market value$460,000
Similar homes$552,333
No gap: similar homes are at or above the county value · bars start at $0

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

Assessor market value
$460,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,872 sqft
$246 per sqft
Year built
1970
Average quality

What we found

Similar homes' assessments

Weak

2 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $295.05/sqft, which supports a value of $552,333.

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 $460,000 in 2025 to $460,000 in 2026.
  • Assessor market value per square footThe current public record shows about $246 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.

  • 6104 Ruby St Rosemont, IL 60018
    1,898 sqft | $295/sqft | built 1971 | Similar size (1,898 vs 1,872 sqft); Similar age (1971 vs 1970); Similar lot size (5,535 vs 5,400 sqft)
    $560,000
  • 6024 Ruby St Rosemont, IL 60018
    1,729 sqft | $302/sqft | built 1967 | 8% smaller (1,729 vs 1,872 sqft); Similar age (1967 vs 1970); Similar lot size (5,885 vs 5,400 sqft)
    $521,560
  • 9840 Granville Ave Rosemont, IL 60018
    1,654 sqft | $320/sqft | built 1965 | 12% smaller (1,654 vs 1,872 sqft); Similar age (1965 vs 1970); Similar lot size (5,535 vs 5,400 sqft)
    $530,000
  • 6126 N Emerson St Rosemont, IL 60018
    1,713 sqft | $302/sqft | built 1969 | 8% smaller (1,713 vs 1,872 sqft); Similar age (1969 vs 1970); Similar lot size (5,904 vs 5,400 sqft)
    $517,000
  • 10034 Estelle Dr Rosemont, IL 60018
    1,927 sqft | $234/sqft | built 1958 | Similar size (1,927 vs 1,872 sqft); Lot 14% larger (6,165 vs 5,400 sqft); Same quality (Average)
    $450,130

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

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$460,000$00.0%
2025$460,000+$82,950+22.0%
2024$377,050−$20,030−5.0%
2023$397,080−$82,920−17.3%
2022$480,000+$191,220+66.2%
2021$288,780$00.0%
2020$288,780——
6-year total+$171,220+59.3%