Cook County Value

17656 State Line Ave, Lansing, IL 60438

3 bed / 2 bath, 1,428 sqft, built 1940, in Thornton. Assessor market value for 2025: $126,000.

Cook County account 30294040260000

Assessor market value
$126,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,428 sqft
$88 per sqft
Year built
1940
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 $126,000 in 2024 to $126,000 in 2025.
  • Assessor market value per square footThe current public record shows about $88 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.

  • 18038 Burnham Ave, Lansing, IL 60438
    1,436 sqft | $96/sqft | built 1937 | Similar size (1,436 vs 1,428 sqft); Similar age (1937 vs 1940); Similar lot size (7,500 vs 7,583 sqft)
    $138,010
  • 17957 Lorenz Ave, Lansing, IL 60438
    1,414 sqft | $98/sqft | built 1937 | Similar size (1,414 vs 1,428 sqft); Similar age (1937 vs 1940); Similar lot size (7,669 vs 7,583 sqft)
    $139,000
  • 17816 Commercial Ave, Lansing, IL 60438
    1,438 sqft | $118/sqft | built 1942 | Similar size (1,438 vs 1,428 sqft); Similar age (1942 vs 1940); Similar lot size (7,056 vs 7,583 sqft)
    $170,000
  • 2722 Ridge Rd, Lansing, IL 60438
    1,416 sqft | $100/sqft | built 1950 | Similar size (1,416 vs 1,428 sqft); Similar lot size (7,500 vs 7,583 sqft); Same quality (Average)
    $142,010
  • 17946 Arcadia Ave, Lansing, IL 60438
    1,413 sqft | $142/sqft | built 1952 | Similar size (1,413 vs 1,428 sqft); Similar lot size (7,440 vs 7,583 sqft); Same quality (Average)
    $200,190

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: . 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$126,000$00.0%
2024$126,000$00.0%
2023$126,000+$32,830+35.2%
2022$93,170$00.0%
2021$93,170+$200.0%
2020$93,150——
5-year total+$32,850+35.3%