Cook County Value

10618 Mason Ave Hse Chicago Ridge, IL 60415

4 bed / 2 bath, 2,036 sqft, built 1956, in Worth. Assessor market value for 2026: $330,000.

Cook County account 24172180120000

Assessor market value
$330,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,036 sqft
$162 per sqft
Year built
1956
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 60415 and Worth assessment pages.

Local guide: Worth Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Worth, appeals to the Assessor closed . Board of Review dates for Worth 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 10.0% from $300,000 in 2025 to $330,000 in 2026.
  • Assessor market value per square footThe current public record shows about $162 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Worth neighborhood and ZIP 60415.
  • Neighborhood value signalAmong 2,645 residential records in the same neighborhood, the average assessor market value is about $197 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +23.2% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 6848 W 114th Pl, Worth, IL 60482
    2,018 sqft | $159/sqft | built 1956 | Similar size (2,018 vs 2,036 sqft); Built same year (1956); Similar lot size (10,125 vs 10,087 sqft)
    $320,000
  • 10607 Mason Ave Chicago Ridge, IL 60415
    2,024 sqft | $183/sqft | built 1957 | Similar size (2,024 vs 2,036 sqft); Similar age (1957 vs 1956); Similar lot size (10,050 vs 10,087 sqft)
    $370,010
  • 11512 S Natchez Ave, Worth, IL 60482
    2,038 sqft | $142/sqft | built 1955 | Similar size (2,038 vs 2,036 sqft); Similar age (1955 vs 1956); Similar lot size (9,825 vs 10,087 sqft)
    $290,000
  • 11416 S Neenah Ave, Worth, IL 60482
    1,981 sqft | $162/sqft | built 1956 | Similar size (1,981 vs 2,036 sqft); Built same year (1956); Similar lot size (10,087 vs 10,087 sqft)
    $320,000
  • 10601 Mason Ave Chicago Ridge, IL 60415
    2,076 sqft | $183/sqft | built 1957 | Similar size (2,076 vs 2,036 sqft); Similar age (1957 vs 1956); Similar lot size (10,050 vs 10,087 sqft)
    $380,010

Recent comparable sales

Sales selected by similarity to the subject property.

  • 10925 McVicker Ave Chicago Ridge, IL 60415
    May-15-2026 | 1,906 sqft | $184/sqft | built 1954 | 6% size difference (1,906 sqft); Similar age (1954); Sold after the valuation date
    $350,000
  • 6012 Washington St Chicago Ridge, IL 60415
    2,002 sqft | $175/sqft | built 1953 | Similar size (2,002 sqft); Similar age (1953); Same beds (4)
    $350,000
  • 6532 103rd St Chicago Ridge, IL 60415
    1,997 sqft | $282/sqft | built 1960 | Similar size (1,997 sqft); Moderate age difference (4 years newer); Same beds (4)
    $562,500

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 10.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$330,000+$30,000+10.0%
2025$300,000$00.0%
2024$300,000$00.0%
2023$300,000+$30,110+11.2%
2022$269,890$00.0%
2021$269,890+$200.0%
2020$269,870——
6-year total+$60,130+22.3%