Cook County Value

17840 Oakwood Ave, Lansing, IL 60438

3 bed / 1 bath, 2,156 sqft, built 1946, in Thornton. Assessor market value for 2025: $200,000.

Cook County account 30312010480000

Assessor market value
$200,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,156 sqft
$93 per sqft
Year built
1946
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 Thornton assessment pages.

Appeal deadlines

Thornton 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 $200,000 in 2024 to $200,000 in 2025.
  • Assessor market value per square footThe current public record shows about $93 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Thornton neighborhood and ZIP 60438.
  • Neighborhood value signalAmong 2,724 residential records in the same neighborhood, the average assessor market value is about $102 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.

  • 18055 Oakley Ave, Lansing, IL 60438
    2,189 sqft | $96/sqft | built 1953 | Similar size (2,189 vs 2,156 sqft); Similar lot size (9,756 vs 9,375 sqft); Same quality (Average)
    $210,000
  • 17853 Bock Rd, Lansing, IL 60438
    2,127 sqft | $94/sqft | built 1949 | Similar size (2,127 vs 2,156 sqft); Similar age (1949 vs 1946); Similar lot size (10,287 vs 9,375 sqft)
    $200,000
  • 18023 Arcadia Ave, Lansing, IL 60438
    2,021 sqft | $114/sqft | built 1951 | 6% smaller (2,021 vs 2,156 sqft); Similar age (1951 vs 1946); Similar lot size (9,450 vs 9,375 sqft)
    $230,000
  • 17800 Clyde Ave, Lansing, IL 60438
    2,065 sqft | $51/sqft | built 1957 | Similar size (2,065 vs 2,156 sqft); Similar lot size (9,300 vs 9,375 sqft); Same quality (Average)
    $106,050
  • 18004 Oakley Ave, Lansing, IL 60438
    1,975 sqft | $94/sqft | built 1954 | 8% smaller (1,975 vs 2,156 sqft); Similar lot size (9,147 vs 9,375 sqft); Same quality (Average)
    $186,420

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2025. 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

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$200,000$00.0%
2024$200,000$00.0%
2023$200,000+$70,130+54.0%
2022$129,870$00.0%
2021$129,870+$200.0%
2020$129,850——
5-year total+$70,150+54.0%