Cook County Value

4535 W 128th Pl, Alsip, IL 60803

2 bed / 1 bath, 1,043 sqft, built 1959, in Worth. Assessor market value for 2026: $224,930.

Cook County account 24341080190000

Assessor market value
$224,930
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,043 sqft
$216 per sqft
Year built
1959
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 60803, 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 25.0% from $179,980 in 2025 to $224,930 in 2026.
  • Assessor market value per square footThe current public record shows about $216 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 60803.
  • Neighborhood value signalAmong 1,690 residential records in the same neighborhood, the average assessor market value is about $207 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +26.1% on average.

Comparable assessments

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

  • 4625 W 128th Pl, Alsip, IL 60803
    1,056 sqft | $208/sqft | built 1947 | Similar size (1,056 vs 1,043 sqft); Similar lot size (18,934 vs 19,561 sqft); Same quality (Average)
    $220,000
  • 12742 S Spencer St, Alsip, IL 60803
    1,039 sqft | $212/sqft | built 1945 | Similar size (1,039 vs 1,043 sqft); Lot 18% larger (23,081 vs 19,561 sqft); Same quality (Average)
    $220,000
  • 11915 S Avers Ave, Alsip, IL 60803
    1,048 sqft | $239/sqft | built 1954 | Similar size (1,048 vs 1,043 sqft); Similar age (1954 vs 1959); Same quality (Average)
    $250,010
  • 11937 S Avers Ave, Alsip, IL 60803
    1,056 sqft | $237/sqft | built 1957 | Similar size (1,056 vs 1,043 sqft); Similar age (1957 vs 1959); Same quality (Average)
    $250,010
  • 3901 W 119th St, Alsip, IL 60803
    1,050 sqft | $210/sqft | built 1953 | Similar size (1,050 vs 1,043 sqft); Same quality (Average); Same neighborhood
    $220,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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 25.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$224,930+$44,950+25.0%
2025$179,980$00.0%
2024$179,980−$17,610−8.9%
2023$197,590+$51,560+35.3%
2022$146,030$00.0%
2021$146,030+$100.0%
2020$146,020——
6-year total+$78,910+54.0%