Cook County Value

9938 S Cook Ave, Oak Lawn, IL 60453

4 bed / 1 bath, 1,474 sqft, built 1958, in Worth. Assessor market value for 2026: $330,000.

Cook County account 24093300350000

Assessor market value
$330,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,474 sqft
$224 per sqft
Year built
1958
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 60453, Worth, and Oak Lawn 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 24.5% from $265,030 in 2025 to $330,000 in 2026.
  • Assessor market value per square footThe current public record shows about $224 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 60453.
  • Neighborhood value signalAmong 2,527 residential records in the same neighborhood, the average assessor market value is about $201 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +21.0% on average.

Comparable assessments

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

  • 9817 S 51st Ave, Oak Lawn, IL 60453
    1,494 sqft | $214/sqft | built 1958 | Similar size (1,494 vs 1,474 sqft); Built same year (1958); Similar lot size (10,764 vs 11,226 sqft)
    $320,000
  • 9816 S 49th Ave, Oak Lawn, IL 60453
    1,484 sqft | $222/sqft | built 1961 | Similar size (1,484 vs 1,474 sqft); Similar age (1961 vs 1958); Lot 14% smaller (9,700 vs 11,226 sqft)
    $330,000
  • 9825 S 51st Ave, Oak Lawn, IL 60453
    1,462 sqft | $239/sqft | built 1959 | Similar size (1,462 vs 1,474 sqft); Similar age (1959 vs 1958); Lot 16% smaller (9,375 vs 11,226 sqft)
    $350,000
  • 9647 S Tulley Ave, Oak Lawn, IL 60453
    1,474 sqft | $224/sqft | built 1955 | Similar size (1,474 vs 1,474 sqft); Similar age (1955 vs 1958); Same quality (Average)
    $330,000
  • 9650 S 49th Ave, Oak Lawn, IL 60453
    1,470 sqft | $231/sqft | built 1949 | Similar size (1,470 vs 1,474 sqft); Lot 18% smaller (9,200 vs 11,226 sqft); Same quality (Average)
    $340,000

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: . 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 24.5% 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+$64,970+24.5%
2025$265,030$00.0%
2024$265,030−$14,970−5.3%
2023$280,000+$113,380+68.0%
2022$166,620$00.0%
2021$166,620−$14,750−8.1%
2020$181,370——
6-year total+$148,630+81.9%