Cook County Value

842 Timothy Ln, Des Plaines, IL 60016

4 bed / 2 bath, 1,262 sqft, built 1966, in Wheeling Assessor market value for 2026: $450,000.

Cook County account 03363040070000

Assessor market value
$450,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,262 sqft
$357 per sqft
Year built
1966
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 60016 and Wheeling assessment pages.

Local guide: Wheeling Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Wheeling, appeals to the Assessor are open through (3 days left).

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 $450,000 in 2025 to $450,000 in 2026.
  • Assessor market value per square footThe current public record shows about $357 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Wheeling neighborhood and ZIP 60016.
  • Neighborhood value signalAmong 3,311 residential records in the same neighborhood, the average assessor market value is about $259 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.5% on average.

Comparable assessments

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

  • 669 Timothy Ln, Des Plaines, IL 60016
    1,262 sqft | $309/sqft | built 1967 | Similar size (1,262 vs 1,262 sqft); Similar age (1967 vs 1966); Similar lot size (7,410 vs 7,401 sqft)
    $390,010
  • 687 Timothy Ln, Des Plaines, IL 60016
    1,262 sqft | $349/sqft | built 1965 | Similar size (1,262 vs 1,262 sqft); Similar age (1965 vs 1966); Similar lot size (8,039 vs 7,401 sqft)
    $440,000
  • 834 Timothy Ln, Des Plaines, IL 60016
    1,262 sqft | $309/sqft | built 1965 | Similar size (1,262 vs 1,262 sqft); Similar age (1965 vs 1966); Similar lot size (7,239 vs 7,401 sqft)
    $390,000
  • 695 Timothy Ln, Des Plaines, IL 60016
    1,256 sqft | $311/sqft | built 1965 | Similar size (1,256 vs 1,262 sqft); Similar age (1965 vs 1966); Similar lot size (7,370 vs 7,401 sqft)
    $390,010
  • 826 Timothy Ln, Des Plaines, IL 60016
    1,256 sqft | $318/sqft | built 1965 | Similar size (1,256 vs 1,262 sqft); Similar age (1965 vs 1966); Similar lot size (7,241 vs 7,401 sqft)
    $400,000

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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$450,000$00.0%
2025$450,000+$149,660+49.8%
2024$300,340——
2-year total+$149,660+49.8%