Cook County Value

970 Oak St, Winnetka, IL 60093

3 bed / 3 bath, 2,942 sqft, built 2000, in New Trier. Assessor market value for 2026: $1,630,010.

Cook County account 05202140090000

Assessor market value
$1,630,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,942 sqft
$554 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 $1,630,010 in 2025 to $1,630,010 in 2026.
  • Assessor market value per square footThe current public record shows about $554 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

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

  • 962 Elm St, Winnetka, IL 60093
    3,024 sqft | $506/sqft | built 2000 | Similar size (3,024 vs 2,942 sqft); Built same year (2000); Similar lot size (8,080 vs 7,650 sqft)
    $1,530,000
  • 433 Provident Ave, Winnetka, IL 60093
    2,915 sqft | $546/sqft | built 2006 | Similar size (2,915 vs 2,942 sqft); Similar lot size (7,920 vs 7,650 sqft); Same quality (Average)
    $1,592,170
  • 593 Provident Ave, Winnetka, IL 60093
    3,058 sqft | $504/sqft | built 1999 | Similar size (3,058 vs 2,942 sqft); Similar age (1999 vs 2000); Similar lot size (7,728 vs 7,650 sqft)
    $1,542,250
  • 846 Cherry St, Winnetka, IL 60093
    2,995 sqft | $558/sqft | built 2004 | Similar size (2,995 vs 2,942 sqft); Similar age (2004 vs 2000); Similar lot size (7,998 vs 7,650 sqft)
    $1,671,480
  • 422 Provident Ave, Winnetka, IL 60093
    2,878 sqft | $542/sqft | built 1996 | Similar size (2,878 vs 2,942 sqft); Similar age (1996 vs 2000); Similar lot size (7,802 vs 7,650 sqft)
    $1,560,010

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: . 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$1,630,010$00.0%
2025$1,630,010+$493,490+43.4%
2024$1,136,520——
2-year total+$493,490+43.4%