Cook County Value

11545 S Kilbourn Ave, Alsip, IL 60803

4 bed / 1 bath, 1,156 sqft, built 1962, in Worth. Assessor market value for 2026: $240,010.

Cook County account 24223320060000

Assessor market value
$240,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,156 sqft
$208 per sqft
Year built
1962
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 35.1% from $177,690 in 2025 to $240,010 in 2026.
  • Assessor market value per square footThe current public record shows about $208 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 1,669 residential records in the same neighborhood, the average assessor market value is about $206 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +19.8% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 12807 E Playfield Dr, Crestwood, IL 60418
    1,145 sqft | $201/sqft | built 1962 | Similar size (1,145 vs 1,156 sqft); Built same year (1962); Similar lot size (6,050 vs 5,650 sqft)
    $230,010
  • 11604 S Lee Rd, Alsip, IL 60803
    1,152 sqft | $200/sqft | built 1955 | Similar size (1,152 vs 1,156 sqft); Similar lot size (5,536 vs 5,650 sqft); Same quality (Average)
    $230,000
  • 12843 E Playfield Dr, Crestwood, IL 60418
    1,146 sqft | $227/sqft | built 1963 | Similar size (1,146 vs 1,156 sqft); Similar age (1963 vs 1962); Similar lot size (6,050 vs 5,650 sqft)
    $260,010
  • 11728 S Kildare Ave, Alsip, IL 60803
    1,175 sqft | $213/sqft | built 1967 | Similar size (1,175 vs 1,156 sqft); Similar age (1967 vs 1962); Similar lot size (5,876 vs 5,650 sqft)
    $250,000
  • 11605 S Lee Rd, Alsip, IL 60803
    1,152 sqft | $208/sqft | built 1955 | Similar size (1,152 vs 1,156 sqft); Similar lot size (5,402 vs 5,650 sqft); Same quality (Average)
    $240,010

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

Up 35.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$240,010+$62,320+35.1%
2025$177,690$00.0%
2024$177,690−$15,740−8.1%
2023$193,430+$33,280+20.8%
2022$160,150$00.0%
2021$160,150$00.0%
2020$160,150——
6-year total+$79,860+49.9%