Cook County Value

846 Oak St, Winnetka, IL 60093

4 bed / 2 bath, 3,732 sqft, built 2000, in New Trier. Assessor market value for 2026: $1,840,000.

Cook County account 05202160040000

Assessor market value
$1,840,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,732 sqft
$493 per sqft
Year built
2000
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 stayed about the same, from $1,840,000 in 2025 to $1,840,000 in 2026.
  • Assessor market value per square footThe current public record shows about $493 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 609 residential records in the same neighborhood, the average assessor market value is about $514 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.0% on average.

Comparable assessments

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

  • 850 Cherry St, Winnetka, IL 60093
    3,675 sqft | $478/sqft | built 2000 | Similar size (3,675 vs 3,732 sqft); Built same year (2000); Similar lot size (9,300 vs 8,804 sqft)
    $1,756,820
  • 1083 Cherry St, Winnetka, IL 60093
    3,654 sqft | $482/sqft | built 1995 | Similar size (3,654 vs 3,732 sqft); Similar age (1995 vs 2000); Similar lot size (8,850 vs 8,804 sqft)
    $1,760,010
  • 1039 Spruce St, Winnetka, IL 60093
    3,705 sqft | $480/sqft | built 1995 | Similar size (3,705 vs 3,732 sqft); Similar age (1995 vs 2000); Similar lot size (8,850 vs 8,804 sqft)
    $1,780,010
  • 1020 Oak St, Winnetka, IL 60093
    3,588 sqft | $549/sqft | built 2003 | Similar size (3,588 vs 3,732 sqft); Similar age (2003 vs 2000); Similar lot size (8,850 vs 8,804 sqft)
    $1,970,010
  • 1093 Elm St, Winnetka, IL 60093
    3,732 sqft | $533/sqft | built 2007 | Similar size (3,732 vs 3,732 sqft); Similar lot size (8,850 vs 8,804 sqft); Same quality (Average)
    $1,990,010

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: . 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 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,840,000$00.0%
2025$1,840,000+$400,000+27.8%
2024$1,440,000——
2-year total+$400,000+27.8%