Cook County Value

18658 William St, Lansing, IL 60438

3 bed / 1 bath, 1,174 sqft, built 1960, in Bloom. Assessor market value for 2025: $172,460.

Cook County account 33051020240000

Assessor market value
$172,460
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,174 sqft
$147 per sqft
Year built
1960
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 60438 and Bloom assessment pages.

Appeal deadlines

Bloom 2026 appeal dates 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 $172,460 in 2024 to $172,460 in 2025.
  • Assessor market value per square footThe current public record shows about $147 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Bloom neighborhood and ZIP 60438.
  • Neighborhood value signalAmong 360 residential records in the same neighborhood, the average assessor market value is about $136 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 18657 Williams St, Lansing, IL 60438
    1,202 sqft | $132/sqft | built 1960 | Similar size (1,202 vs 1,174 sqft); Built same year (1960); Similar lot size (5,779 vs 5,826 sqft)
    $159,200
  • 3409 186th St, Lansing, IL 60438
    1,169 sqft | $131/sqft | built 1952 | Similar size (1,169 vs 1,174 sqft); Similar lot size (5,800 vs 5,826 sqft); Same quality (Average)
    $153,450
  • 3503 187th St, Lansing, IL 60438
    1,195 sqft | $144/sqft | built 1956 | Similar size (1,195 vs 1,174 sqft); Similar age (1956 vs 1960); Similar lot size (6,179 vs 5,826 sqft)
    $172,560
  • 18714 William St, Lansing, IL 60438
    1,159 sqft | $121/sqft | built 1957 | Similar size (1,159 vs 1,174 sqft); Similar age (1957 vs 1960); Similar lot size (6,325 vs 5,826 sqft)
    $140,110
  • 18773 Bernadine St, Lansing, IL 60438
    1,182 sqft | $154/sqft | built 1954 | Similar size (1,182 vs 1,174 sqft); Similar lot size (6,309 vs 5,826 sqft); Same quality (Average)
    $182,090

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2025. 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

No change in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$172,460$00.0%
2024$172,460$00.0%
2023$172,460+$45,250+35.6%
2022$127,210$00.0%
2021$127,210$00.0%
2020$127,210——
5-year total+$45,250+35.6%