Cook County Value

841 Bell Ln, Winnetka, IL 60093

5 bed / 4 bath, 5,088 sqft, built 1976, in New Trier. Assessor market value for 2026: $2,003,970.

Cook County account 05184020880000

Assessor market value
$2,003,970
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,088 sqft
$394 per sqft
Year built
1976
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 60093 and New Trier assessment pages.

Local guide: New Trier Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for New Trier have closed (Assessor , Board of Review ). 2027 notices usually start in March.

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 decreased 6.7% from $2,147,050 in 2025 to $2,003,970 in 2026.
  • Assessor market value per square footThe current public record shows about $394 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the New Trier neighborhood and ZIP 60093.
  • Neighborhood value signalAmong 326 residential records in the same neighborhood, the average assessor market value is about $458 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.0% on average.

Comparable assessments

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

  • 875 Heather Ln, Winnetka, IL 60093
    5,288 sqft | $424/sqft | built 1990 | Similar size (5,288 vs 5,088 sqft); Similar lot size (21,970 vs 21,780 sqft); Same quality (Average)
    $2,240,000
  • 836 Bell Ln, Winnetka, IL 60093
    5,542 sqft | $345/sqft | built 1977 | 9% larger (5,542 vs 5,088 sqft); Similar age (1977 vs 1976); Similar lot size (21,780 vs 21,780 sqft)
    $1,910,000
  • 915 Pine Tree Ln, Winnetka, IL 60093
    5,265 sqft | $378/sqft | built 1962 | Similar size (5,265 vs 5,088 sqft); Similar lot size (20,804 vs 21,780 sqft); Same quality (Average)
    $1,990,000
  • 828 Bell Ln, Winnetka, IL 60093
    4,382 sqft | $434/sqft | built 1972 | 14% smaller (4,382 vs 5,088 sqft); Similar age (1972 vs 1976); Similar lot size (21,780 vs 21,780 sqft)
    $1,900,000
  • 1548 Tower Rd, Winnetka, IL 60093
    4,432 sqft | $359/sqft | built 1975 | 13% smaller (4,432 vs 5,088 sqft); Similar age (1975 vs 1976); Similar lot size (21,772 vs 21,780 sqft)
    $1,590,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2026. 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

Down 6.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,003,970−$143,080−6.7%
2025$2,147,050+$242,050+12.7%
2024$1,905,000+$55,000+3.0%
2023$1,850,000$00.0%
2022$1,850,000+$520,440+39.1%
2021$1,329,560+$100.0%
2020$1,329,550——
6-year total+$674,420+50.7%